Trease, George Edward, 1902- [from old catalog] A textbook of pharmacognosy. - 7th ed. - London, Baillie_re, Tindall and Cox; 1961. - 808 p. illus. 23 cm. LCCN: 62004189 Subjects--Topical Terms: Botany, Medical.Pharmacognosy. [from old catalog] LC Class. No.: RS160 / .T75 1961