502 SMILArK.K. (SMII-AX FAMILY.) 



1. D. villosa, I- Sti'in smootli (10°- I. "j^ loiij^) ; liiivis iiltoniatf, oppo- 

 site, or wliorli'd, liroadly oordutc!, iicmiiinato, 7 -9-ncrvc(l, siikmiIIi, <>r |nil)esieiit 

 beneath ; llowors very small, whitish ; the sterile ones in scattered clusters on 

 the very slender branches of the axillary ]mnicles; the fertile in a simple 

 si>ike; capsule oval or obovate, stron{,'ly Swinged, nodding. — Margins of 

 swamjjs. July. 



OitDKi: l.')l. SMILACEvE. (Smilax Family.) 



Herbs or cliiiil>ing slinilis, not e.sseiitially distinct from the Lily 

 Family, but with ribbeil and veiny reticuhited leaves, and separate 

 styles or stigmas. — Leaves not slieatliing, often bearing tendrils. 

 Fruit baccate. 



SinoKDKU I. EUSMILACI'LE. (Smilax Family.) Flowers dioecious, 

 in axillary and umbel-like clu.ster.s. Anthers 1-celled. Stigmas 1 -.'5, sessile 

 or nearly so. Ovules 1 -2 in each cell of the ovary, orthotropou.s, suspended. 

 — 'I'cudril-bearing vines. Flowers small, leaves alternate. 



1. SMILAX. Cells of the ovary 1-ovuled. Woody vines. 



2. COPROSMANTHUS. Cells of the ovary 2-ovuled. Climbing herbs. 



Suborder II. TRILLIACEyE. (Trillium Family.) Flowers perfect, 

 terminal. Anthers 2-celled. Styles or stigmas 3. Ovules .several in each 

 cell of tlie ovary, anatrojious, horizontal. — Erect herbs. Leaves wiiorled. 



3. TRILLIUM. Exterior leaves of the perianth calyx-like, persistent. Stem l-flowered. 



Leaves 3 in a whorl, terminal. 



4. MEDEOLA. Leaves of the perianth alike, deciduous. Stem few-flowered. Leaves 3 - 



7 iu a whorl, lateral and terminal. 



1. SMILAX, Tourn. China Brikk. 



Flowers dicccious. I'erianth bell-shajied, 6-leaved, the leaves nearly equal 

 and alike, deciduous. Stamens 6, inserted ou the base of the perianth : an- 

 thers erect, 1-celled. Ovary free from the perianth, 1 -3-celled, with a single 

 orthotropous pendulous ovule iu each cell. Stigmas 1-3 (mostly 3), sessile or 

 nearly so, slender, spreading or recurved. Berry l-3celled, 1-3-seeded. 

 Seeds globular or angled. Embryo minute, in horny albumen. — Woody 

 and commonly thorny or prickly vines, climbing by means of a pair of ten- 

 drils attached to the petioles. Leaves alternate, ribbed, and reticulate-veined, 

 mostly smooth and sliiniug. Flowers small, greenish, iu stalked axillary 

 clusters. 



* Peduncles longer than the petioles or pedicels. 

 ■*- Peduncles flattened : berry black. 



1. S. tamuoides, L. Stem scurfy wlien young, armed with stout sub-: 

 ulate prickles ; branches mo.stly uuarmed, compressed -4-angled ; leaves del- 

 toid-ovate, or hastate -3-lobed, truncate or slightly cordate, rarely acute, at 

 the base, .5-7-ribl)ed, often discolored ; the margins, ribs, and petiole smooth, 

 or fringed with fine i)rickles : peduncles about twice as long as the petioles, 



