TAXONOMY 
251 
with oblique connections, reticulate or highly reticulate as in Smilax, 
etc. The perianth is parted into six segments, the calyx and corolla 
being alike in color. Anthers introrse. Ovary three-locular with a 
Fig. 123. — Diagram of A, lily flower, and B, grass flower, showing homologous 
structures. A, f, bract; ajc, axis; op, outer perianth; ip, inner perianth; s, sta- 
mens; ( c ) tricarpellary ovary. B, shaded structures are aborted; le, lemma 
(bract); ax, axis; p and p' , palet (outer perianth); l and V , lodicules (inner peri- 
anth); s and s', two whorls of stamens; c, tricarpellary ovary. (A, Robbins. B, 
after Shuster.) 
single style. Fruit a three-locular, loculicidally dehiscent capsule 
(. Lilium , etc.) or rarely a berry ( Asparagus , etc.). Seeds usually 
numerous, albuminous. 
Official drug Part used Botanical name Habitat 
Sarsaparilla 
Root 
Smilax medica 
Smilax ornata 
Smilax officinalis 
Mexico 
Costa Rica 
Guatemala, 
Honduras and 
Nicaragua 
United States 
Mediterranean 
Basin 
Veratrum 
Colchici Cormus 
Rhizome and roots Veratrum viride 
Corm 
Colchicum 
autumnale 
