8 
Spring Flora of Oklahoma 
Flowers yellowish-green in loose umbels. Ovules several 
in each cell of the ovary. 
1. Nothosoordum bivalve (L.) Britton. Yellow False Garlic. 
Scape 6'-14' high. Bulb small. Leaves narrowly linear. Flowers 
5" long. Ovules 4-7 in each cell. 
Prairies. Common. March-July. 
IV. ANDROSTEPHIUM Torr. 
Scapose herbs, with membranous-coated corms. Leaves 
basal, narrowly linear. Scape simple, topped by a several- 
rayed umbel, this subtended by several bracts. Flowers 
few, perfect, short-pedicelled. Perianth blue, funnel-form, 
withering-persistent, the tube about as long as the 6 oblong 
lobes. Stamens 6, inserted on the throat of the perianth. 
Filaments united to the middle or above into an erect, 
crown-like tube with the linear, oblong anther. Ovary 
3-celled. Style filiform. Stigma 3-grooved. Ovules several 
in each cavity. Capsule 3-angled, membranous. Seeds few, 
large, oval, black. 
1. Andr ostephium eoeruleum (Scheele) Greene. Androstepiiium. 
Bulbs ovoid, with thin outer coats. Leaves basal, blades flat or half 
terete, equaling the scape, or sometimes longer. Bracts of the umbel 
2-4, scarious, lanceolate, acuminate, persistent, shorter than the 
pedicels. Perianth 10"-13" long, the lobes about as long as the tube. 
Prairies. Common. March-April. 
V. ERYTHRONIUM L. 
Flowers perfect. Perianth-segments distinct and petal¬ 
like. Style single, long, and uncleft. Nearly stemless 
herbs with two smooth and shining, flat leaves tapering into 
petioles ana sheathing the base of the usually one-flowered 
scape which rises from a deeply placed bulb. Flowers 
rather large. 
Offshoots produced at the base of the corm; perianth- 
segments recurved, I. E. albidum. 
No offshoots, propagated by basal corms; perianth- 
segments not recurved. II. E. mesachoreum. 
1. Erythronium albidum Nutt. White Adders-tongue. Leaves 
elliptical-lanceolate, some or not at all spotted. Perianth pinkish- 
