485 
SMILACE.E. (SMILAX FAMILY.) 
1. Smilax. Flowers dioecious or polygamous. Perianth greenish, 
deciduous. 
Suborder II. TRILLIACE^E. The Trillium Family. 
Flowers perfect, terminal : the sepals and petals usually different 
in color. Styles manifest. Seeds anatropous, several in each cell. 
Herbs : leaves whorled. 
2. Trillium. Sepals 3, green, persistent. Petals 3. Flower single. 
3. Medeola. Sepals and petals 3, colored alike, deciduous. Flow¬ 
ers umbelled. 
I. SMILAX, Tourn. Greenbrier. Catbrier. 
Flowers dioecious or polygamous. Perianth of 6 equal spread¬ 
ing sepals (greenish or yellowish), deciduous. Stamens as many 
at their base : filaments short: anthers fixed by the base, linear. 
Stigmas 3, thick and spreading, almost sessile. Berry globular, 
1 - 3-celled, 1 - 3-seeded. Seeds orthotropous, suspended, globu¬ 
lar. Albumen horny. — Shrubs, or rarely perennial herbs, often 
evergreen and prickly, climbing by tendrils on the petioles, with 
yellowish-green stems, heart-shaped or ovate leaves, and small 
flowers in axillary peduncled umbels. (The ancient Greek name, 
of obscure meaning.) 
§ 1 . Smilax proper. — Stems woody , often prickly: ovules solitary, 
yr * Leaves broad , thickish , some of them frequently persistent. 
f 1. S. rotlllldifdlia, L. (Common Greenbrier.) Stem arm¬ 
ed with stout scattered prickles, as well as the terete branches ; 
branchlets more or less 4-angular; leaves round-ovate , often broader 
than long, slightly heart-shaped, abruptly short-pointed , 5-nerved; pe¬ 
duncles scarcely longer than the petioles and pedicels. (S. cadtica, L.) 
— Moist thickets, very common, especially southward. June.— 
Stems often climbing 20° - 40°, stout. Leaves, as in the next, paler 
beneath, but scarcely ever glaucous. Berries, as in the others, bluish- 
black, with a bloom. 
2. S. quadrantiilaris, Muhl. in Willd. (Square-stem¬ 
med Greenbrier.) Branches and branchlets square , armed with stout 
scattered prickles; leaves ovate or ovate-lanceolate , taper-pointed , round¬ 
ed or sometimes heart-shaped at the base, 3-5-nerved; peduncles 
about the length of the petioles and pedicels. — Penn, and southward. 
Leaves about 4' long by 2' broad, thinnish, sometimes minutely 
rough-ciliate on the margin. 
3. S. tamnoides, L. Branches and the angular branchlets 
armed with scattered prickles ; leaves varying from round-heart-shap- 
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