RM2KA93HG–Mountain Hemlocks, Tsuga mertensiana, in low clouds viewed from Evergreen Mountain Lookout, Cascade Range, Mt. Baker-Snoqualmie National Forest, Washi
RFT6036E–Also known as Tsuga Mertensiana. A species of hemlock native to the west coast of North America, between Alaska and California, vintage line drawing o
RM2APJTF8–trees, pseudo tsuga douglasii Date: undated Keywords: trees Personal name: pseudo tsuga douglasii
RM2M1KA1F–Arnold Arboretum. Tsuga Canadensis Pendula, Sargent Weeping Hemlock , Botanical gardens, Trees, Arnold Arboretum. Leon Abdalian Collection
RM2ARKA49–various coniferous species, tsuga mertensiana Date: undated Keywords: various needle types Personal name: tsuga mertensiana
RM2AGAR6C–. Water-lilies and how to grow them, with chapters on the proper making of ponds and the use of accessory plants. 196 WATER-LILIES They do well almost anywhere provided thesoil is not too dry. Ordinarily the nativecommon hemlock (Tsuga Canadensis) isused, singly or in groups. It is also welladapted to hedge purposes, but reaches aheight of about eighty feet if left alone. Tallerand more beautiful, but less hardy, is TsugaMertensiana, a. species of Western NorthAmerica. On a moist, well-drained soil, plant the firs.Foremost among them is Nordmanns {AbiesNordmanniana), a tree reaching a height o
RMPG0DA3–. Fossil plants : for students of botany and geology . Paleobotany. 150 CONIFEEALES (KECENT) [CH. side of the 3 winged seeds (fig. 684, K). Branch-scars occur on the sterns^. Taiwania. This genus^ has the habit of Cryptomeria and cones recalling those of Cunninghamia and Tsuga: each scale bears 2 seeds. Fokienia. The single species^ is, in certain respects, intermediate between Cupressus and Libocedrus; the cones are globose hke those of Chamaecyparis and each scale bears two unequally winged seeds; the foMage is nearly identical with that of Libocedrus,. Fig. 701. Athrotaxis cupressoides. Ath
RM2ARKM7M–various coniferous species, garden parks, tsuga heterophylla, berkenstein Date: August 1949 Location: Driebergen Keywords: various coniferous species, garden parks Personal name: berkenstein, tsuga heterophylla
RMW380BA–Tsuga canadensis drawing
RM2KA9658–Low clouds and Mountain Hemlock trees viewed from Evergreen Mountain Lookout,, Cascade Range, Mt. Baker-Snoqualmie National Forest, Washington State,
RM2M1K9YK–Arnold Arboretum. Tsuga Canadensis Pendula, Sargent Weeping Hemlock , Trails & paths, Botanical gardens, Trees, Arnold Arboretum. Leon Abdalian Collection
RM2CDCY0W–. Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood . PLATE II. DESCRIPTION OF PLATE II. Fig. 1.—Taxodium distichum (bald cypress): cross section through portionsof two growth rings. Several resin cells are visible near the lower edge. Fig. 2.—Tsuga canadensis (eastern hemlock): cross section. Note decided-contrast between early and late wood. Fig. 3.—Juniperus virgin inna (red cedar): cross section through medianportion of growth ring showing zonate arrangement of resin cells.- Fig. 4.—The same: cross section sh
RMPG2XCT–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. HEMLOCK M%'^-. Fruiting Branch of Hemlock, Tsuga canadensis. Leaves Yz' to Y^,' long. Cones Y^' to ' long.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Keeler, Harriet L. (Harriet Louise), 1846-1921. New York, C. Scribner's Sons
RMW380D4–Tsuga caroliniana drawing
RM2CDXM22–. The testing of forest seeds during 25 years, 1887-1912 . I am not yet clear if the seed is reallyso slow^ in germina-ting, or whether it is mostly ^f bad quality. The best result I haveobtained w^as in the year 1910—11 and w^as as follows: 30 days0 o/o, 40 days 20 o/o, 60 days 43 o/o, 100 days 49 o/^,; most of the othertests have had a much w^orse result. WESTERN HEMLOCK — TSUGA MERTENSIANA. In the caseof this handsome and valuable species germination proceeds muchbetter, and the seed does not lose its germinating capacity so veryquickly. Germination in per cent after 10 20 30 40 days 1908—0
RMPG2NMY–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. HEMLOCK. Fruiting Branch of Hemlock, Tsuga canadensis. Leaves %' to yt' long. Cones y/ to l' long.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Keeler, Harriet L. (Harriet Louise), 1846-1921. New York, C. Scribner's Sons
RMW5WEDF–Photograph of Tamarack, Cedar, and White Spruce Seed; Scope and content: Original caption: Tamarack (Larix laricina), cedar (Tsuga canadensis), and white spruce (Picea glauca) seed.
RMRDBC93–. Fossil plants : for students of botany and geology . Paleobotany. 150 CONIFEEALES (KECENT) [CH. side of the 3 winged seeds (fig. 684, K). Branch-scars occur on the sterns^. Taiwania. This genus^ has the habit of Cryptomeria and cones recalling those of Cunninghamia and Tsuga: each scale bears 2 seeds. Fokienia. The single species^ is, in certain respects, intermediate between Cupressus and Libocedrus; the cones are globose hke those of Chamaecyparis and each scale bears two unequally winged seeds; the foMage is nearly identical with that of Libocedrus,. Fig. 701. Athrotaxis cupressoides. Ath
RMPG2JRF–. Morphology of gymnosperms. Gymnosperms; Plant morphology. CONIFERALES (PINACEAE) 287 during fertilization in the various species of pines which have been studied. In Tsuga it is stated that the two sets of chromosomes are associated, but remain distinct in the equatorial region of the first spindle. In Juniperus, while there are slight differences in details, the essential features are quite similar. Whether this independence. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustr
RMTYE8P6–Photograph of Tamarack, Cedar, and White Spruce Seed; Scope and content: Original caption: Tamarack (Larix laricina), cedar (Tsuga canadensis), and white spruce (Picea glauca) seed.
RMRDT74H–. Beautiful and rare trees & plants. Trees; Shrubs; Plants, Ornamental. TSUGA ALBERTIANA.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Annesley, Hugh Annesley, 5th earl, 1831-1908. London, Pub. at the Offices of "Country Life,"; New York, C. Scribner's Sons
RMPFY16M–. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. Fig. 13. Evergreen Hedge, Eastern Hemlock (Tsuga canadensis) —Photo hy Duncan.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lowther, Granville, ed; Worthington, William, 1
RMTDN6KN–Perspective view of the south facade of the mansion and the south lawn, from the southwest. The view includes foundation and lawn plantings of wingbark euonymus (Euonymus fortunei vegetis), Japanese yew (Taxus cuspidata nana), manicured hemlock (Tsuga canadensis), and white pine (Pinus strobus). - Marsh-Billings-Rockefeller National Historical Park, 54 Elm Street, Woodstock, Windsor County, VT; Marsh, George Perkins; Billings, Frederick; Rockefeller, Mary French; Rockefeller, Laurence S; Dolinsky, Paul D, project manager; Price, Virginia Barrett, transmitter; Boucher, Jack E, photographer; Ma
RMRDT78G–. Beautiful and rare trees & plants. Trees; Shrubs; Plants, Ornamental. TSUGA HOOKERIANA.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Annesley, Hugh Annesley, 5th earl, 1831-1908. London, Pub. at the Offices of "Country Life,"; New York, C. Scribner's Sons
RMPG3NG1–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 462 FUNGOUS DISEASES OF PLANTS VIII. POLYPORUS: OTHER SPECIES In addition to the species described at length, the following may be mentioned also as among those of special importance,. Fig. 228. Polyporus borealis on Living Tsuga. (Photograph by Geo. F. Atkinson) occurring in Europe and in America, which have received more or less recent consideration from the standpoint of shade and forest tree diseases.. Please note that these images are extracted from scanned page images that ma
RMTDN6KM–Perspective view of the south facade of the mansion and the south lawn, from the southeast. (more distant view). The view includes manicured hemlock (Tsuga canadensis), an annual flower bed, white pine (Pinus strobus) and white birch (Betula species). - Marsh-Billings-Rockefeller National Historical Park, 54 Elm Street, Woodstock, Windsor County, VT; Marsh, George Perkins; Billings, Frederick; Rockefeller, Mary French; Rockefeller, Laurence S; Dolinsky, Paul D, project manager; Price, Virginia Barrett, transmitter; Boucher, Jack E, photographer; Mason, Anne, transmitter; Dilworth, Douglas, la
RMRDH666–. Morphology of gymnosperms. Gymnosperms; Plant morphology. CONIFERALES (PINACEAE) 287 during fertilization in the various species of pines which have been studied. In Tsuga it is stated that the two sets of chromosomes are associated, but remain distinct in the equatorial region of the first spindle. In Juniperus, while there are slight differences in details, the essential features are quite similar. Whether this independence. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustr
RMPG0H21–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Western Hemlock 67 The wood is rather soft, brittle, weak, coarse-grained, and light brown; its specific gravity is about 0.43. It is not an article of commerce. It thrives well in cultivation, and is, perhaps, even more beautiful than our northern Hemlock. 3. WESTERN HEMLOCK —Tsuga heterophyUa(Rafinesque) Sargent Abies heterophylla Rafinesque. Tsuga Mertensiana Engelmann, not Carrifere This, the largest of its genus, is
RMTDN6F5–Perspective view of the east facade of the mansion and the east lawn, from the northeast (less distant view). The view includes manicured hemlock (Tsuga canadensis), an annual flower bed, white pine (Pinus strobus), white birch (Betula species), and Norway spruce (Picea abies). - Marsh-Billings-Rockefeller National Historical Park, 54 Elm Street, Woodstock, Windsor County, VT; Marsh, George Perkins; Billings, Frederick; Rockefeller, Mary French; Rockefeller, Laurence S; Dolinsky, Paul D, project manager; Price, Virginia Barrett, transmitter; Boucher, Jack E, photographer; Mason, Anne, transmi
RMRDX0WT–. Ornamental shrubs of the United States (hardy, cultivated). Shrubs. TSUGA 327 4# ^^ 'i j^/r i %^^^*; W. Fig. 589.—Golden Dwarf Arborvitae.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Apgar, A. C. (Austin Craig), 1838-1908; Draycott, Ada (Apgar). New York, Cincinnati [etc] American Book Company
RMPG42GH–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. TRICHOSPHAERIA. 197 asci, the latter with eight four-celled light-grey spores, which germinate directly and distribute the fungus over new host- plants. I found this same fungus on Tsuga ca'oadensis^ at Baden- Baden, and on spruces in several parts of the Bavarian forests.^ It, however, rarely attacks spruces, although they often occur in the same forest with iirs. One of the cases of infection referred to above was
RMTDN6F6–Perspective view of the east facade of the mansion and the east lawn, from the northeast (more distant view). The view includes manicured hemlock (Tsuga canadensis), an annual flower bed, white pine (Pinus strobus) and white birch (Betula species). - Marsh-Billings-Rockefeller National Historical Park, 54 Elm Street, Woodstock, Windsor County, VT; Marsh, George Perkins; Billings, Frederick; Rockefeller, Mary French; Rockefeller, Laurence S; Dolinsky, Paul D, project manager; Price, Virginia Barrett, transmitter; Boucher, Jack E, photographer; Mason, Anne, transmitter; Dilworth, Douglas, lands
RMRE2EBK–. Plant succession; an analysis of the development of vegetation. Plant ecology. A. Climax prairie of Stipa and Agropyrum, Winner, South Dakota.. B. Climax forest of Pseudotsuga, Tsuga, and Thuja, Mount Rainier, Washington.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Clements, Frederic E. (Frederic Edward), 1874-1945. Washington, Carnegie Institution of Washington
RMPG0DD3–. Fossil plants : for students of botany and geology . Paleobotany. 130 CONIFERALES (RECENT) [CH. great majority of Conifers which are normally without resin-canals in the wood have the power of producing them in response to traumatic stimuU. In Cedrus, Pseudolarix, and Tsuga resin- canals are usually confined to the primary xylem of the root but wounding induces the development of canals in other parts of the wood. In Cedrus, however, both horizontal and vertical trau- matic canals may occur whereas in other Abietineae the traumatic canals are only vertical^. Resin-canals may occur in the fir
RMRDGTR2–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. HEMLOCK M%'^-. Fruiting Branch of Hemlock, Tsuga canadensis. Leaves Yz' to Y^,' long. Cones Y^' to ' long.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Keeler, Harriet L. (Harriet Louise), 1846-1921. New York, C. Scribner's Sons
RMRDFY0B–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. HEMLOCK. Fruiting Branch of Hemlock, Tsuga canadensis. Leaves %' to yt' long. Cones y/ to l' long.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Keeler, Harriet L. (Harriet Louise), 1846-1921. New York, C. Scribner's Sons
RMPG0H2E–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Canadian Hemlock 65 The name is Japanese, Tsuga being the name for two of their most impor- tant timber trees. The astringent bark of all the species is extensively used in tanning. Cones ovoid to oval; leaves blunt or notched, flat. Eastern trees; cones stalked. Northern tree; cone-scales nearly round, appressed. i. T. canadensis. Southern tree; cone-scales oblong, longer than wide, spreading. 2. T. caroUniana. Western t
RMREN30D–. A manual of the North American gymnosperms [microform] : exclusive of the cycadales but together with certain exotic species. Bois; Trees; Gymnosperms; Gymnospermes; Arbres; Wood. RKSIN PASSAGES '43 If, then, we ask what value such structures have for taxo- nom,c Hrposes. wc find them to be of well-defined importance It has already appeared that in Tsuga the cKcurrencc of resin cyst, .8 of well-defined value for specific differentiation, and the same rule is also applicable to Sequoia sempervirens and to four species of Abies. In the higher Abietinea;. inclusive of Pseu dotsuga, Larix, Picca
RMPG2FR3–. Ornamental shrubs of the United States (hardy, cultivated). Shrubs. 328 DESCRIPTIONS OF THE SHRUBS an arrangement that is called 2-ranked. The cones are short, under 1 inch, pendulous with smooth scales, found at the tips of the branches. Of the Common Hemlock—Tsuga canadensis,—Sargent's Weeping Hemlock (587) — var. Sargentiana, or S&rgenti pfendula — rarely grows over 3 feet high and has short drooping hranchlets forming a dense flat-topped mass of foliage; Dwarf Hemlock — nS,na— is a dwarf with spreading branches and short branchlets forming a depressed shrub under 3 feet high. There i
RMRD7T2R–. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. Fig. 13. Evergreen Hedge, Eastern Hemlock (Tsuga canadensis) —Photo hy Duncan.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lowther, Granville, ed; Worthington, William, 1
RMPG2JRE–. Morphology of gymnosperms. Gymnosperms; Plant morphology. Figs. 328-331.—Pollen tube structiires of Cupressineae: figs. 328, 329, Thuja occidentalis, fig. 328 showing the body cell with stalk and tube nuclei in advance, and fig. 329 the two male cells; Xs6o; after Land (72); fig. 330, Cupressus Govenimm, end of pollen tube with complex of male cells, the stalk and tube nuclei in advance; X3S0; after JuEL (91); fig. 331, Libocedrus decurrens, the two male cells; after Law- son (131). to be related to the tendency to eliminate one of the male cells. In Tsuga canadensis (60) one male cell becom
RMRE2NB4–. Comparative anatomy of the vegetative organs of the phanerogams and ferns;. Plant anatomy; Ferns. 44a PRIMARY ARRANGEMENT OF TISSUES, Taxineae, the genera Saxegothea, Dacrydiuin, Podocarpus (excepting the section Nageia), and Tsuga with exception of T. Douglasii Carr.—there is one constant resin-passage between the bundle and the epidermis of the lower surface of the leaf, either close to the latter, often as a keel or ridge projecting outwards as in species of Juniperus, Thuja, and Biota, or deeply embedded near to the bundle, as in Cunninghamia (Fig. 191). Besides these there are in many s
RMPG0D8D–. Fossil plants : for students of botany and geology . Paleobotany. Fig. 705. A, B, Short shoot and cone of Pseudolarix Katmpferi. C, Abies bracteata, showing the long bract-scales. D, E, Abies concolor, cone-scale; b, bract- scale; «, seed. F. ^6ie« ii'rcwen, cone-scale; 6, bract-scale. G, LarixGriffithi; b, bract-scale; s, seed. (C—F, from the Gardeners' Chronicle.) M. S.. Fig. 706. Branches of Abietineae. A, Abies pectinata, B, Tsuga C, Pseudotsuga Douglasii. T>, Picea excelsa. E, Cedrus Libani. europaea. G. Pseudolarix Kaempferi. (After Rendle from Veitch Engler and Prantl.) F, Larix an
RMREN312–. A manual of the North American gymnosperms [microform] : exclusive of the cycadales but together with certain exotic species. Bois; Trees; Gymnosperms; Gymnospermes; Arbres; Wood. 132 ANATOMY OF THE GYMNOSPERMS In Larix the same features of contiguity and coalescence may be observed, except that in L. occidentalis the resin passages sometimes form into continuous zones of imperfectly organized structures with the aspect presented in Tsuga Mertensiana. The epithelium is always well defined (fig. 42), and it consists of one, sometimes two, rows of cells. The cells of the first row are small, v
RMRDTAXW–. Familiar trees and their leaves . Trees. CHAPTEE XXII. V. Evergreen Leaves. 2. With short, flat, blunt needles, or with soft needles. THE HEMLOCK, FIR, AND LARCH. Hemlock. Theee is no more graceful and orna- Tsuga Canadensis, mental evergreen tree than the hem- lock when it grows in the open, where it receives the full benefit of unob- structed sunlight. The boughs of this tree are plumelike, drooping, and spread out laterally with an appearance of feathery lightness. Its blunt, flat needles, about half an inch long, are the most lustrous dark green imag- inable, with a delicate whitish tint
RMREM7YJ–. A manual of the North American gymnosperms [microform] : exclusive of the cycadales but together with certain exotic species. Bois; Trees; Gymnosperms; Gymnospermes; Arbres; Wood. Fig 22^ CUPRESSUS Macnabiana. Medullary ray showing the form and position of the pits; the thin, curved, and locally thickened terminal walls, x 280 wood may be only locally thickened, but in such cases the typ- ical feature always appears in the summer wood, where such secondary alterations are most strongly emphasized. For taxonomic purposes such features possess a definite value. The thick-walled cells of Tsuga.
RMREN1P1–. The care of trees, in lawn, street and park [microform] : with a list of trees and shrubs for decorative use. Trees; Jardins; Arbres; Landscape gardening. 228 Trees for Shade and Ornament I. ically ranged under Abies and popularly under Spruce), and Pseudo- tsuga, also formerly considered under Abies and variously called Doug- las or Red or Yellow Spruce or Fir, or Oregon Pine. If symmetry, formality, stiffness and stateliness are the character- istics of firs and spruces, graceful elegance of form, unsymmetrical yet regular, pendulousness of branch tips, and softness of foliage character- i
RMRDJ5H5–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 462 FUNGOUS DISEASES OF PLANTS VIII. POLYPORUS: OTHER SPECIES In addition to the species described at length, the following may be mentioned also as among those of special importance,. Fig. 228. Polyporus borealis on Living Tsuga. (Photograph by Geo. F. Atkinson) occurring in Europe and in America, which have received more or less recent consideration from the standpoint of shade and forest tree diseases.. Please note that these images are extracted from scanned page images that ma
RMRJ68WT–. The Canadian forester's illustrated guide [microform]. Forests and forestry; Forêts et sylviculture. ILLUSTRATED GUIDE 105 CHAPTER XL NATUKAL IlESTORATION OF THE FORESTS. Extensive districts, long cleared of their forest-growth, friiquently cover themselves again with wood, if care is taken to aid nature in her operations. G-enerally speaking, plains and i damp marshes, where a few wretched stunt- ed trees show themselves here and there, 95--se«is^^ofarbo^- are susceptible of this treatment. Drainaore, by means of deej) open-ditches of sufficient frequency to admit of the. 96—Tsuga CunadensL
RMREN31J–. A manual of the North American gymnosperms [microform] : exclusive of the cycadales but together with certain exotic species. Bois; Trees; Gymnosperms; Gymnospermes; Arbres; Wood. RKSIN PASSAGES III 127 ^P In Tsuga caroliniana there are no secretory reservoirs but just in the regioi. between the spring and summer wood of the same growth ring there are pccuhar aggregates of resin cells of a more or less rounded outline, forming a continuous series of considerable extent. An analysis of these aggre- gates shows them to be comjwsed of thick-walled and rounded resin cells, among which there may
RMRDBH9E–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Western Hemlock 67 The wood is rather soft, brittle, weak, coarse-grained, and light brown; its specific gravity is about 0.43. It is not an article of commerce. It thrives well in cultivation, and is, perhaps, even more beautiful than our northern Hemlock. 3. WESTERN HEMLOCK —Tsuga heterophyUa(Rafinesque) Sargent Abies heterophylla Rafinesque. Tsuga Mertensiana Engelmann, not Carrifere This, the largest of its genus, is
RMRDX0W9–. Ornamental shrubs of the United States (hardy, cultivated). Shrubs. 328 DESCRIPTIONS OF THE SHRUBS an arrangement that is called 2-ranked. The cones are short, under 1 inch, pendulous with smooth scales, found at the tips of the branches. Of the Common Hemlock—Tsuga canadensis,—Sargent's Weeping Hemlock (587) — var. Sargentiana, or S&rgenti pgndula — rarely grows over 3 feet high and has short drooping branchlets forming a dense flat-topped' mass of foliage; Dwarf Hemlock^^ nana—is a dwarf with spreading branches and short branchlets forming a depressed shrub under 3 feet high. There is
RMRDM8TK–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 62 PINACEAE. Vol. I. 4. TSUGA Carr. Trait. Conif. 185. 1855. Evergreen trees with slender horizontal or drooping branches, flat narrowly linear scat- tered short-petioled.leaves, spreading and appearing 2-ranked, jointed to very short sterigmata and falling away in drying. Leaf-buds scaly. Staminate aments axillary, short or subglo- bose; anthers 2-celled, the
RMRJ2AKN–. The silva of North America [microform] : a description of the tree which grow naturally in North America exclusive of Mexico. Trees; Trees; Gymnosperms; Conifers; Arbres; Arbres; Gymnospermes; Conifères. d> ^ ('. f.'. Fii.rttn ,M /tapuif . TSUGA CAROLINIANA, En^elm. .'/ liuH-ri'ii.r iiirtr ^ Imp. J. Tan^ur Paris. If % " -T. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Sargent, Charles Sprague, 1841-1897; Faxon
RMRDBCBY–. Fossil plants : for students of botany and geology . Paleobotany. 130 CONIFERALES (RECENT) [CH. great majority of Conifers which are normally without resin-canals in the wood have the power of producing them in response to traumatic stimuU. In Cedrus, Pseudolarix, and Tsuga resin- canals are usually confined to the primary xylem of the root but wounding induces the development of canals in other parts of the wood. In Cedrus, however, both horizontal and vertical trau- matic canals may occur whereas in other Abietineae the traumatic canals are only vertical^. Resin-canals may occur in the fir
RMRDC220–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. TRICHOSPHAERIA. 197 asci, the latter with eight four-celled light-grey spores, which germinate directly and distribute the fungus over new host- plants. I found this same fungus on Tsuga ca'oadensis^ at Baden- Baden, and on spruces in several parts of the Bavarian forests.^ It, however, rarely attacks spruces, although they often occur in the same forest with iirs. One of the cases of infection referred to above was
RMRDNMB2–. Identification of the economic woods of the United States : including a discussion of the structural and physical properties of wood . Wood; Trees. ECONOMIC "WOODS OF THE UNITED STATES 27 rays in Sassafras are much more distinct than in Fraxinus; like- wise in Celtis and Ulmus, Tilia and /Esculus, Acer and Betula. In white oaks the height of the large rays averages considerably greater than in the red or live oaks. In dicotyledonous species the rays are composed wholly of parenchyma. In certain Gymnosperms {Pinus, Larix, Picea, Pseudotsuga, Tsuga, and occasionally in others) ray trachei
RMRE2HHF–. Morphology of spermatophytes. [Part I. Gymnosperms]. Gymnosperms; Plant morphology. 84 MORPHOLOGY OF SPBRMATOPHYTES from the primary neck cell, and by periclinal divisions the single plate becomes two, so that the neck is composed of two tiers of cells with four cells in each tier. The recorded deviations are as follows: in Tsuga Canadensis, 31a, 49, and Cephalotaxus Fortunei the neck is usually two-celled, as in Cycads and Ginkgo; in some Cupresseae eight cells occur in each tier; while in some specis of Pinus and Picm more than two tiers of cells occur, with four or eight cells in each tie
RMRDYDG0–. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. SPERMATOPHYTA—GYMNOSPERMS 327. Fig. 127. Hemlock (Tsuga canadensis). A common forest tree of Northern North America. Contains resin and the usual principles found in these resins. Said to be injurious. CONIFERAE Resinous trees or shrubs generally evergreen leaves, entire or scale-like; wood consists mostly of tracheids marked with large depressed disks; tracheae only present near the pith and in the leaves; perianth none; flowers mon
RMRDK79C–. Handbook of the trees of the northern states and Canada east of the Rocky Mountains, photo-descriptive . Trees. CAROLINA HEMLOCK. Tsuga Caroliniana Engelm.. Fig. 35- 36. Branch with leaves and open cones liberating seeds, i ; isolated seeds, 2. Trunk of tree, on Blue Ridge Mountains, N. C.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Hough, Romeyn Beck, 1857-1924. Lowville, N. Y. : Romeyn Beck Hough
RMRDNMAN–. Identification of the economic woods of the United States : including a discussion of the structural and physical properties of wood . Wood; Trees. 30 ECONOMIC WOODS OF THE UNITED STATES • {e.g., Tsuga, Abies, Sequoia) where normally absent. The formation of these traumatic resin ducts, as they are called, following wound- ing by chipping of the outer layers of the sapwood of Finns palustris, is the source of most of our turpentine and other naval stores. Traumatic ducts can be distinguished from normal ones. l.w. e.w, -b.p. Fig. 8.—Cross section through a portion of two growth rings ot Pinu
RMRENE98–. A manual of the North American gymnosperms [microform] : exclusive of the cycadales but together with certain exotic species. Bois; Trees; Gymnosperms; Gymnospermes; Arbres; Wood. I'LATK 4J. AbiKS Nubii.is. Tangential xntinn xhowing the character nf the medullary rayi*. x 46.8. Flatk 44. TsuGA Pattoniana. Transverse section showing the character of the summer wood and the distribution uf the resin cells on the outer face of the growth ring, x 46.8. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appea
RMRDWDEG–. Elementary botany. Botany. 4i6 ECOLOG Y. 727. The evergreens display a striking contrast of color. The leafy, fan-shaped branches of the hemlock-spruce (tsuga) are. Fig. 507. Austrian pine, showing young growth of branches in early spring. fringed with the light green of the new growth. The pines lift up numbers of cylindrical shoots, with the leaf fascicles for a time sheathed in the whitened scales, while the shoots are tipped with the brown or flame-colored female flowers, reminding one. Please note that these images are extracted from scanned page images that may have been digitally enha
RMRDFFYP–. Ornamental shrubs of the United States (hardy, cultivated). Shrubs. 328 DESCRIPTIONS OF THE SHRUBS an arrangement that is called 2-ranked. The cones are short, under 1 inch, pendulous with smooth scales, found at the tips of the branches. Of the Common Hemlock—Tsuga canadensis,—Sargent's Weeping Hemlock (587) — var. Sargentiana, or S&rgenti pfendula — rarely grows over 3 feet high and has short drooping hranchlets forming a dense flat-topped mass of foliage; Dwarf Hemlock — nS,na— is a dwarf with spreading branches and short branchlets forming a depressed shrub under 3 feet high. There i
RMRE0KAN–. Studies on the plant cell. pt.1-8. Plant cells and tissues. Nos. 451-452.] STUDIES ON THE PLANT CELL. 59i eggs has been done on this group (to be treated in Section IV). Passing over earlier investigations that described accurately the general structure of the &gg of gymnosperms we shall consider the results of a number of comparatively recent papers that treat especially the pine, spruce (Picea), hemlock (Tsuga), fir (Abies), cycads, Ginko, Gnetum, Taxodium, etc. Oogenesis and fertilization in the pine has been the subject of several extensive studies the chief being papers by Dixon ('9
RMRGA4NX–. Bulletin (Pennsylvania Department of Forests and Waters), no. 51-55. Forests and forestry. .yji mi »H ijiu^iijiiiLiMn muiiiiMiiiim by the* names To^a-masru, Koiiie-tsusza, and Kuro-tsuga. The Chinese know the lienilock as 'J'ieh Sha whicli means iron-fir. One other evergreen growing natur.-illy in tlic East is called hemlock. It is the American cn or ground hemlock, a small shrub rarely excecdini: six feet in height whose fruit is not a cone, but an aromatic scarlet bcrr botanicalh known as an aril. The needles of the >ew are much longer than those of the hemlock, anil they lack the two
RMRRJMJG–. Florists' review [microform]. Floriculture. OCTOBEE 2, 1919. The Florists^ Review 97. D. HILL The Everireeii Specialist HILL'S CHOICE STOCK FOR FLORISTS Realizing florists' needs, we have spared no efforts to prepare a suf- ficient supply of choice stock for all requirements. Order now for immediate or later delivery. Our over sixty-four years in business is your guarantee of complete satisfaction and a square deal. EVERGREENS FOR TUBBING Clipped Specimens, Well Grown, Bushy, Compact Stock Size Variety Feet Abies Tsuga Canadensis 2 Abies Tsngn Canadensis 3 Jimlperus Coonartl S Junlpems Conna
RMREM801–. A manual of the North American gymnosperms [microform] : exclusive of the cycadales but together with certain exotic species. Bois; Trees; Gymnosperms; Gymnospermes; Arbres; Wood. MKI)L'J,I..kV RAYS 83 (fig. 23). It occurs exceptionally in Juniperus and Pinus. but it IS typical m Abies (90.9 per cent). Tsuga (100 per cent), Larix (100 per cent), and Kcea (90 per cent). In Abies and Juniperus. where transitional forms sometimes occur, the walls in the spring. Fig 22^ CUPRESSUS Macnabiana. Medullary ray showing the form and position of the pits; the thin, curved, and locally thickened termina
RMRRKA9E–. Florists' review [microform]. Floriculture. OCTOBBB 16, 1919. The Florists^ Review 99. D. HILL The Evergreen Specialiit HILL'S CHOICE STOCK FOR FLORISTS Realizing florists' nejeds, we have spared no efforts to prepare a suf- ficient supply of choice stock for all requirements. Order now for immediate or later delivery. Our over sixty-four years in business is your guarantee of complete satisfaction and a square deal. EVERGREENS FOR TUBBING t Clipped S^eclinene, Well Grown, Bushy, Compact Stock Size Variety Feet Abies Tsusra CMUdensls 2 Abies Tsuga Canadensis 3 Juniperus Counartl 3 Junlperus
RMREKEWE–. Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada [microform] : based primarily upon leaf characters. Trees; Trees; Arbres; Arbres. Leaf enlarged Magnified section ofleaf Fig- 8. Hemlock. II. Leaves evergreen, about inch long, blunt, whitened beneath, and with a distinct short slender leaf-stalk. Ontario, Quebec, New Brunswick, and southward. (Figs. 8, 9.). Fig. 9. Hemlock. Hemlock, Hemlock Spruce, Tsuga cana- densis (L.) Carr. ji2. Leaver evergreen, usually at least I of an inch. Please note that these images are extracted from
RMRRC1CG–. Florists' review [microform]. Floriculture. 104 The Florists' Review Skptembbb 29, 1921 Are You Using Cut Evergreens Tor Tuneral Work? They are more satisfactory—they cost you less—it is fashionable to use them. Then why not get in line and order them from us? Place an order for shipment each 1st and ISth. Thi^a Occidentalis Tsuga Canadensis With or without fruit are the sellers. Order a sample shipment today. BOTANICAL NURSERY CO. WU«I Flowers llOl Court St. LAPEER, MICH. other rough day, when none of the other members of the party could hook a fish, Mrs. Wax landed three. The first few mon
RMRDPM19–. A manual of the Coniferae, containing a general review of the order; a synopsis of the hardy kinds cultivated in Great Britain; their place and use in horticulture, etc., etc. With numerous woodcuts and illustrations. Conifers; Evergreens. Fig. 33.—Foliage of Abies tsuga. Natural size. Fig. 34.—Cone of Abies tsuga. leaves being emarginate instead of being simply obtuse without emargination, and the scales of the cones orbicular and not wedge- shaped." * Habitat.—Japan; common in the mountain forests from 3,000 to 6,000 feet of elevation. Introduced into Europe in 1853 by the late Dr. Si
RMREKDPT–. The forester's manual, or, The forest trees of Eastern North America [microform]. Trees; Arbres. FORESTERS' MANUAL 17. Hemlock. {Tsuga canadensis) Evergreen; 60 to 70 feet high; occasionally 100; wood Pale, so^, coarse, splmtery. not durable. A cubic foot weighs 26 lbs. Bark ful of tannin. Leaves h to J inch long; cones about the saine^ Its knots are so hard that they quickly turn the edge of an axe or gap it as a stone might; these are probably the hardest vegetable growth n our woods It is a tree of very slow growth - growing inches while the White Pine is putting forth feet. Its topmost t
RMRDP9J4–. Common forest trees of North Carolina. How to know them. A pocket manual. Trees; Forests and forestry. FOREST TRCCS ^-#«l=.c^s^^ ^-m>-o^'^ ^-m-^^^ ^-s^^^i?-^ ^i HEMLOCK {Tsuga canadensis Carr.) THE hemlock, sometimes known as hemlock spruce or spruce pine, is a large timber tree, attaining a height of 60 to 100 feet and a diameter of 2 to 4 feet. It is common along streams and on cool slopes throughout the mountains and extends somewhat into the adjoining regions. Its horizontal or ascending branches and drooping twigs, forming. From Sargent's "Manual of the Trees of North America,&q
RMRJ521H–. A preliminary list of the plants of New Brunswick [microform]. Botany; Plants; Plantes; Plantes. Preliminary JOist of the Plants of New Brunswick, 59 287. TSUGA, Carr. Hemlock. 601 T. Canadensis, Endl. (Abies Canadensis, Michx.) In Kent, Northumberland, Gloucester and King's, forming large "orests. 288. ABIES, Tourn. 002 A. balsaraea, Marshall. Common everywhere. Fiu. 289. LARIX, Tourn. - - Larch. Hacmatac. 003 L. Americana, Michx. Common throughout. CLASS II.-Ei^DOGEXOUS PLANTS. LXXV. HYDROCHARIDACEiE. 290. VALISNERIA, .lieheli. - Tape-gkass. Eel-guass. 604 V. spiralis, L. In shallow w
RMRJ2AJ8–. The silva of North America [microform] : a description of the tree which grow naturally in North America exclusive of Mexico. Trees; Trees; Gymnosperms; Conifers; Arbres; Arbres; Gymnospermes; Conifères. {' F ?iron liW HAfpUV sf'. TSUGA HETER0PHYLLA,Sar6. o .-i !fi,>rr,s,.r ./ir»'.r^ Imp../ TufU'ur. Ptir/.r (i i > ⢠â ' .. â â f * ' i'i. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Sargent, Charles Sprague
RMRJ6947–. The Canadian forester's illustrated guide [microform]. Forests and forestry; Forêts et sylviculture. 92 THE CANADIAN FORESTER's Populus Canadensis Gotlnn-wood. Populus grnndidenUita Large-toothed aspen. Populus tromuloides American aspen. Quprcus alha Whito-oak. QutTcus rubra Red-oak. Quorciis stellata Post-oak. Salix nlba White-willow. Salix vitellina Yellow-willow. Sorhus Americana Mountain-ash. Thuya occidentalis Arbor vitee. Tilia Americana Lime-lrce or bass-wood. Tsuga occidentalis Hemlock. Ulmus Americano American elm. Ulmus fulva Hed-elm. Some of these species are found in very part o
RMRRC2EA–. Florists' review [microform]. Floriculture. 60 The Florists' Review >$EPTBMBE1U 2'1. 1!>21 WILD SMILAX Prompt shipment—$3.00 per case WIRE. WRITE OR PHONE E. A. BEAVEN, Evergreen, Ala. Mentton Thp Review when Ton write. Are You U^in^ Cut Evergreens For Funeral Work? They arp more satisfactory—they cost you less—it is fashionable to use them. Then why not get in 1 ne and order them froai us? Place an order for shipment each 1st and 15th. Thvga Occidentalis Tsuga Canadensis With or without fruit are the sellers. Order a sample shipment today. BOTANICAL NURSERY CO. Wild Flower* llOl Court
RMREMRRX–. Report on the forest wealth of Canada [microform]. Forests and forestry; Forest protection; Forests and forestry; Forests and forestry; Foresterie; Forêts; Foresterie; Foresterie. FOREST WEALTH OF CA^TADA. 113 Tanning Values. i':xr^":v» rjk ^'otsT râr;:'fv""'T,,r!'°'""â ""t«' -â '"" ^^' Percentage op Tannin in Bark of Canadian Trees.. Castaneii Americana .. Picoa nigra Picea Engelmanni do ... tio ...;' I'seudotsuga Douglasii Qunrcus alba do do do do macrocarpa prinua ] prinoidfis (old tree), do (young tree). rubra tinctoria Tsuga Canadensis do
RMRG9YKX–. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. 1. 2. 4. r>. <;. 7. 8. PLATE XXIII. HEMLOCK with noodles and staiulnato flowors. x liranch ., „ ltran<'h with noodh-s and pistiUate tlowers, x Itranrh with noodlos and mature conos, x h. A cono scalo with two witiiiod soods, natural A wiuKod seod, natural size. A seed, cnlarsed. Leafless branch with buds, enlarged. A seedling, natural size. h. size. HEMLOCK Tsuga canadensis, (Linnaeus) Carriere n«H^fy^v^^.f ^^^^f^^-''^**" «*""* ^«*«* comprises 8 species in the world 4 of which are the common
RMRDTN9Y–. A spring flora for high schools. Botany. scrub pine. Twig with staminate flowers. LARIX (Larch) Leaves many in each cluster, deciduous. Small cones borne laterally at the end of short spurs, developed in early spring. Leaves soft, many in a bundle, developed in early spring. Pistillate cones crimson in flower. ^^ L. laricina. Tamarack. A slender tree with hard and very resinous wood. Occurs chiefly in cold swamps. TSUGA (Hemlock) Leaves solitary, flat, whitish along two lines beneath. T. canadensis, Hemlock. A tall tree with spreading and delicate foliage, bright green above, Larix laricina
RMRGA20H–. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. PLATE XXIII. HEMLOCK. 1. Branch with needles and staininate flowers, x J. 2. Branch with needles and pistillate flowers, x I. 3. Branch with needles and mature cones, x J. 4. A cone scale with two winged seeds, natural size. 5. A winged seed, natural size. 6. A seed, enlarged. 7. Leafless branch with buds, enlarged. 8. A seedling, natural size. 83 HEMLOCK. Tsuga canadensis, (Linnaeus) Carriere. GENUS DESCHIPTIONâThis genus comprises 8 species in the world. 4 of which are native to North America and 1 to Pennsylvani
RMRDH66F–. Morphology of gymnosperms. Gymnosperms; Plant morphology. Figs. 328-331.—Pollen tube structiires of Cupressineae: figs. 328, 329, Thuja occidentalis, fig. 328 showing the body cell with stalk and tube nuclei in advance, and fig. 329 the two male cells; Xs6o; after Land (72); fig. 330, Cupressus Govenimm, end of pollen tube with complex of male cells, the stalk and tube nuclei in advance; X3S0; after JuEL (91); fig. 331, Libocedrus decurrens, the two male cells; after Law- son (131). to be related to the tendency to eliminate one of the male cells. In Tsuga canadensis (60) one male cell becom
RMRDBC7R–. Fossil plants : for students of botany and geology . Paleobotany. Fig. 705. A, B, Short shoot and cone of Pseudolarix Katmpferi. C, Abies bracteata, showing the long bract-scales. D, E, Abies concolor, cone-scale; b, bract- scale; «, seed. F. ^6ie« ii'rcwen, cone-scale; 6, bract-scale. G, LarixGriffithi; b, bract-scale; s, seed. (C—F, from the Gardeners' Chronicle.) M. S.. Fig. 706. Branches of Abietineae. A, Abies pectinata, B, Tsuga C, Pseudotsuga Douglasii. T>, Picea excelsa. E, Cedrus Libani. europaea. G. Pseudolarix Kaempferi. (After Rendle from Veitch Engler and Prantl.) F, Larix an
RMRJ2APW–. The silva of North America [microform] : a description of the tree which grow naturally in North America exclusive of Mexico. Trees; Trees; Gymnosperms; Conifers; Arbres; Arbres; Gymnospermes; Conifères. Silva of North America. Tab.DCIII â '? .. (-,}!. yu.rtm (/<V. £rruHi/nehf sc. TSUGA CANADENSIS, Cam .-/ .'Uo -riHi,r itimr /ni/t.^/. Taneur P<iri.t: i y Iralm' 'H i lii ii; !i i 1 i 1 1 â "i ⢠1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not pe
RMRG9YNR–. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. PLATE XXIII. HEMLOCK 1 Branch with needles and staminate flowers, x J 2 Branch with needles and pistillate flowers, x J. Branch with needles and mature cones, x J. A cone scale with two winged seeds, natural A winged seed, natural size. ^,. A seed, enlarged. 7. Leafless branch with buds, enlarged. 8. A seedling, natural size. 'A. 4. '). (i size. 89 HEMLOCK Tsuga canadensis, (Linnaeus) Carriere naU^o%^r!"^f°''""r;*"r ^^'^ ^"^P^*^^- « «^^'«« *° the world. 4 of which «e Jnnln I fl ^;&q
RMRENKMF–. Native trees of Canada [microform]. Trees; Forêts et sylviculture; Forests and forestry; Arbres. 7 (,'1 IIrmlii' k^ TSUGA CANADENSIS L.i Carr. HEMLOCK Common names: Hemlock, eastern hemlock. Cunadian hemlock, hemlock spruce* (England), white hemlock. French names: Pruchc, pcrusse (France), tsuga du Canada, sapin du Canada*. i'lic' luinl(Kk avtra«ts 1' . to '.' ft. in (liaiiuUr and .'>() to 70 ft. in lui^lit. 'I'li,- trunk is iisiiall struiRlil hut taptrcd iniuli from tin- hasi' iipw.irds. In tin opiii till- tree is vtrv hraiuhy hut in diiist- s'ands it lias a small, short trowii. It^ hra
RMRRBWNB–. Florists' review [microform]. Floriculture. Mabch 16, 1022 The Florists^ Review 133 HILL'S CHOICE NURSERYSTOCK FOR FLORISTS^ TRADE TRANSPLANTED EVERGREENS strong, heavy and well rooted. Prices listed are 100 rate. Send for 1000 rute prices. Inch 6- 8 10-12 6- 8 8-10 8-10 10-12 6- 8 ABIES (Fir) 1000 Dougrlaasi z 600 Douglassi zz 2000 Tsuga Canadensis z BIOTA (Arbor Vitae) SOOO Orientalis z JUNIFEBUS (Juniper) 1200 Canadensis z 600 Canadensis zz 760 Horizontalls z 2000 Virglniana zz 12-18 1600 Virglniana zz 18-24 PACHYSANBKA 7000 Termlnalis z 4-6 PICEA (Spruce) 800 Alba zz 10-12 700 Canadensis
RMRGA0FN–. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. 1 1 ! 70 34 10 3 19 8 25 10 8 4 i 6 3 Gymnospermae. Pam. I. Pinaceae. Gen. 1. Pinus, - Gen. 2. Larix - - ' Gen. 3. Plcea, - - â Gen. 4. Abies, Gen. 5. Tsuga. Gen. 6. Chainaecyparls, â , ^ Gen. 7. Thuya, -- -- " ^q Gen. 8. Juniperus, Anglospermae. | ! Fam. n. Salicaceae. j^g Gen. 9. Salix "" 27 Gen. 10. Populus, Fam. ni. Juglandaceae. jg Gen. 11. Juglans, â -- â ^5 Gen. 12. Carya I Fam. IV. Betulaoeae. ! 7 Gen. 13. Ctorylus, ' ^ Gen. 14. Ostrya, - 12 Gen. 16. Oarpinus, â - " 25 Gen. 16. Betula, -
RMRDYG4C–. Chinese economic trees. Trees. PINACEAE. Plate 7. TSUGA CHINENSIS Pritzel 1. Staminate flowering branch; 2. Fruiting branch; 3,. Pistillate flower- ing branch; 4. Scale; 5. Scale and seeds; 6. Seeds.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Chi?e?n, Huan-yung, 1895-. [Shanghai] Printed by the Commercial Press, Ltd
RMRDBH9R–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Canadian Hemlock 65 The name is Japanese, Tsuga being the name for two of their most impor- tant timber trees. The astringent bark of all the species is extensively used in tanning. Cones ovoid to oval; leaves blunt or notched, flat. Eastern trees; cones stalked. Northern tree; cone-scales nearly round, appressed. i. T. canadensis. Southern tree; cone-scales oblong, longer than wide, spreading. 2. T. caroUniana. Western t
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