62 AMARYLLIDACEAE 



4. TRILLIUM L. 

 Glabrous herbs from short rootstocks \vitli three leaves whorled at the 

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

 scries, the outer three divisions j^reen, the inner three colored. Stamens 

 six, hypogynous. Anthers linear. Berry mauj' seeded. 



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

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

 In thickets. Kare and local. Westport, 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. herhacea. 



Stems very prickly. 2. S. hiapida. 



1. S. herbacea L. Carrion Flower. 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- 

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

 J une. 



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

 beneath. — With the type and about as common. 



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

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

 3 celled, few-many-seeded. 



1. HYPOXIS L. 



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

 inserted on base of perianth segments. Anthers sagittate. Capsule in- 

 dehiscent, many-seeded. 



1. H. erecta L. Star Gra.'^s. 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. 



