Spring Flora of Oklahoma 
81 
so, tufted. Leaves 4'-9' long, leaflets 9-19, linear or oblong. Ped¬ 
uncles longer than the leaves. Flowers purple, yellow, or purplish, 
in dense heads or spikes. Pod incompletely 2-celled, sessile, ovoid- 
cylindric, densely pubescent. 
Prairies. April-August. Common. 
XIV. GLYCYRRHIZA (Tourn.) L. 
Perennial herbs, with glandular-punctate foliage, odd- 
pinnate leaves and short, axillary racemes of greenish- 
white flowers. Standard narrowly ovate or oblong, short- 
clawed. Wings oblong, acutish. Keel acute or obtuse, 
shorter than the wings. Stamens mainly diadelphous. 
Anthers alternately smaller and longer. Pod covered with 
prickles or glands, nearly indehiscent. 
1. Glycyrrhiza lepidota Pursh. American Licorice. Foliage 
with minute scales or glands'. Stipules lanceolate or ovate-lance¬ 
olate, deciduous. Leaves petioled. Leaflets 11-19, lanceolate or 
oblong, entire. Peduncles much shorter than the leaves. Spikes 
dense, many-flowered. Flowers yellowish-white. Calyx-teeth slen¬ 
der, longer than the tube. Pod about 6" long, oblong, densely cov¬ 
ered with hooked prickles. 
Waste places. May-August. Common. 
XV. VICIA (Tourn.) L. 
Slender herbs climbing by tendrils borne at the ends of 
the pinnate leaves. Half sagitatte or entire stipules. Flow¬ 
ers in axillary racemes or few-flowered clusters. Calyx 5- 
toothed, the upper divisions somewhat shorter. Wings of 
the corolla adnate to the keel. Stamens diadelphous (9 
and 1). Style very slender with a tuft or ring of hairs 
at its summit. Pods flat, 2-several-seeded, 2-valved. 
Flowers 7"-10" long. 
Leaflets thin, not strongly veined, usually oval, often 
linear-oblong. 1. V. americana. 
Leaflets thick, strongly veined, linear or linear-oblong. 
2. V. sparsifolia. 
Flowers 2"-5" long, peduncles 3-4-flowered; flowers 
bright blue. 3. V. Leavenworthii. 
