[1]
British Herbal Pharmacopoeia 1983 Published by the British
Herbal Medicine Association ISBN 0 903032 07 4.
[2]
Potter's New Cyclopaedia of Botanical Drugs and Preparations
R.C. Wren Revised by Elizabeth M. Williamson and Fred J Evans. First published
in Great Britain in 1988 and reprinted in 1989 and 1994 by the C. W. Daniel Company
Limited. 1 Church Path, Saffron Walden Essex. Published 1988 Printed and bound
by Biddles, Guildford ISBN 085207 1973.
Images
1.
en.wikipedia.org
by
Bruce Marlin
- Own work:
cirrusimage.com
CC BY-SA 3.0
2.
dc.cod.edu
by Karren Wcisel,
TreeTopics.com
Tannins 10-14%.[1,2] Resin.[1,2]
A volatile oil containing a-pinene, bornyl acetate,
cadinene.[1,2]
References
[1] British Herbal Pharmacopoeia 1983 Published by the British
Herbal Medicine Association ISBN 0 903032 07 4.
[2] Drogenkunde, 8th Ed. Heinz, A., Hoppe. Pub. W. de Gruyter (19795) Berlin