62 AMARYLLIDACEAE 



4. TRILLIUM L. 

 Glabrous heibs from short rootstooks with three leaves whorled at the 

 summit of the stem and a solitary flower in their center. Perianth of two 

 series, the outer three divisions green, the inner three colored. Stamens 

 six, hypogynous. Anthers linear. Berry many seeded. 



1. T. sessile L. Wake-eobin. Leaves sessile, ovate : flower sessile, 

 the sepals 6'-18' long, spreading : petals erect-spreading, dull-purple. — 

 In thickets. Bare and local. Wesfcport, Kansas City and Grain Valley. 

 April-May. 



Family 23. SMILACEAE Vent. 

 Vines with alternate, petioled, netted-veined leaves and small green 

 dioecious flowers in axillary umbels. Perianth segments and stamens six 

 each. Pistils three. Stigmas three, sessile. Fruit a 3-6-seeded berry. 



1. SMILAX Tourn. 



"With the characters of the family. 



Stems not prickly. 1. S. Jierbacea. 



Stems very prickly. 2. S. hispida. 



1. S. herbacea L. Cabeion Flowee. 3°-15° high: leaves ovate or 

 rounded or the upper lanceolate, 7-10-nerved: peduncles elongated, 

 3'-9' long, longer than the petioles, 15-80-flowered: flowers carrion- 

 soented. — In moist woods and thickets. Well scattered but uncommon. 

 Jane. 



Var. pulverulenta (Michx.) Gray. Leaves more or less pubescent 

 beneath. ^With the type and about as common. 



2. S. hispida Muhl. Geebnbeiee. High climbing : stems thickly 

 covered with prickles : leaves ovate or heart-shaped, 7-nerved: peduncles 

 2-4 times the length of the petiole : umbels 10-25-flowered : berries 

 bluish-black. — Common in woods and thickets. May-June. 



Family 24. AMARYLLIDACEAE Lindl. 

 Herbs with perfect regular 6-androus flowers and linear root-leaves. 

 Perianth adnate to the surface of the 3-celled ovary. Style single. Capsule 

 Bcelled, few-many-seeded. 



1. HYPOXIS L. 



Low stemless herbs from solid bulbs. Scapes few-flowered. Stamens 

 inserted on base of perianth segments. A nthers sagittate. Capsule in- 

 dehiscent, many-seeded. 



1. H. erecta L. Stab Geass. 2'-8' high, villous : scape 1-6- 

 flowered : flowers yellow within, greenish and villous without, 4" long. — 

 Wet barrens and prairies throughout the southern part. Very abundant 

 between Greenwood and Lee's Summit. May. 



