SMII..VCr..E. (S.MILAX FAAIILY.) 475 



Order 149. SMILACE.^. (Smilax Family.) 



Herbs or climbing slirubs, not essentially distinct from the Lily Family, 

 but with ribbed and veiny reticulated leaves, and separate styles or stig- 

 mas. — Leaves not sheathing, often bearing tendrils. Fruit baccate. 



Suborder L EUSIVIILxVCE^E. (Smii.ax Family.) Flowers di- 

 oecious, in axillary and umbel4ike clusters. Anthei"s 1-celled. Stigmas 

 1-3, sessile or nearly so. Ovules 1 - 2 in each cell of the ovary, ortho- 

 tropous, suspended. — Tendril-bearing vines. Flowers small. Leaves 

 alternate. 



1. SSnLAX. Cells of the ovary l-ovulej. AVoody vines. 



2. COPROSM.\NTHUS. Cells of the ovary 2-ovuled. Climbing herbs. 



Suborder IL TRILLIACEiE. (Trillium Family.) Flowers 

 perfect, terminal. Anthers 2-celled. Styles or stigmas 3. Ovules sev- 

 eral in each cell of the ovary, anatropous, horizontal. — Erect herbs. 

 Leaves whorled. 



3. TRILLIUM. Exteriorleavesof the perianth calyx-like, persistent. Stem 1-flowered. Leaves 



3 in a whorl, terminal. 



4. MEDE0L.4.. Leaves of the perianth alike, deciduous. Stem few-flowered. Leaves 3-7 in 



a whorl, lateral and terminal. 



1. SMILAX, Tourn. China Briee. 



Flowers dioecious. Perianth bell shaped, 6-leaved, the leaves nearly equal and 

 alike, deciduous. Stamens 6, inserted on the base of the perianth : anthers erec(r, 

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

 pendulous ovule in each cell. Stigmas 1-3 (mostly 3), sessile or nearly so, 

 slender, spreading, or rccun'cd. Berry 1 - 3-celled, 1-3-seeded. Seeds globu- 

 lar or angled. Embryo minute, in horny albumen. — Woody and commonly 

 thorny or prickly vines, climbing by means of a pair of tendrils attached to the 

 petioles. Leaves alternate, ribbed, and reticulate-veined, mostly smooth and 

 shining. Flowers small, greenish, in stalked axillary clusters. 

 * Peduncles longer than the petioles or pedicels. 

 ■t- Peduncles Jlcittened : berry black. 



1. S. tamnoides, L. Stem scurfy when young, armed with stout subulate 

 prickles ; branches mostly unarmed, compressed - 4-anglcd ; leaves deltoid-ovate, 

 or hastate - 3-lobed, trancate or slightly cordate, rarely acute at the base, 5-7- 

 ribbed, often discolored ; the margins, ribs, and petiole smooth, or fringed with 

 fine prickles ; peduncles about twice as long as the petioles ; stigmas 1-3, mostly 

 solitary; berry commonly 1-seeded. (S. Bona-Nox, hastata, hederajfolia, &c. 

 qfaiUhors.) — Swamps and thickets, Florida, and northward. May. 



2. S. Pseudo-China, L. Lower part of the stem beset with numerous 

 black needle-shaped prickles ; branches unarmed, slightly angled ; leaves ovate 

 or round-ovate, often contracted in the middle, rounded or cordate at the base, 



