PEA FAMILY 355 
leaves. Flower clusters in heads or somewhat cylindric spikes. Petal 
bearing flowers violet-purple. Calyx teeth shorter than pod. Southern 
portion of our area, Aug.-Sept. 
7. L. Brittonii, Bicknell. Brirron’s Busu-cLtover. Stems partly 
upright, wand-like, 15 to 40 in. long, with short flowering branches. 
Plant densely velvety above, the upper surface of leaves smooth. Flower 
branches short; terminal clusters spike-formed on slender stems. Lower 
clusters few flowered. Corolla pinkish-purple, much longer than the calyx. 
Pod egg-shaped to oblong, downy, about twice the length of the calyx 
lobes. Bronxville, New York, also eastern Mass. Aug.-Sept. 
8. L. violacea, (L.) Pers. (Fig. 2, pl. 79.) BusH-cLover. Erect, 
usually much branched, with few hairs, 2 to 3 ft. high. Leaflets elliptic 
or oval, blunt at each end, 4 to 2 in. long, on short leaf-stalks. Flowers 
in loose clusters, violet-purple. Calyx teeth shorter than pod. Dry soil, 
in all of our area. Aug.-Sept. 
9. L. Stuvei, Nutt. (Fig. 3, pl. 79.) Sruver’s BusH-cLover. Stems 
erect, branching or simple, very velvety, and very leafy, 2 to 4 ft. high. 
Leaflets oval to rounded, blunt at each end, silky white beneath and 
sometimes above. Flower stalks short, clusters terminal or axillary, 
those with petals violet-purple. Calyx teeth shorter than the nearly 
round pod. Dry soil, Vermont, Massachusetts and south and west. Aug.- 
Sept. 
10. L. frutescens, (L.) Britton. (Fig. 7, pl. 79.) WAND-LIKE 
Busu-cLover. Similar to above, but less hairy and hairs shorter. Leaf- 
lets smooth above, somewhat silky beneath. Upper flowers violet-purple. 
Dry soil, our area, Aug.-Sept. 
ll. L. virginica, (L.) Britton. (Fig. 6, pl. 79.) SLENDER BusH- 
CLOVER. Erect, with a simple stem or somewhat branched above. Leaf- 
lets linear with or without fine soft hairs. Flower clusters close to main 
stem without lengthened flower-stalks, violet-purple. Dry soil, New Hamp- 
shire, and southward. Aug.-Sept. 
20. VICIA, L. 
Climbing or trailing vines with feather-formed leaves, leaflets of an 
even number, the leaf terminated by a tendril. Stipules conspicuous. 
Flowers in axillary clusters, generally conspicuous, mostly blue or violet- 
purple. Standard egg-shaped or oblong with a depression at the summit; 
wings oblong, adhering to the curved keel. Stamens, 9 united, 1 free. 
Style slender, curved, with a ring or tuft of hairs at summit or through- 
out its extent. Pod 2-valved, 2 to several seeded. 
Flowers on elongated flower-stems. 
Leaflets about 4 as broad as long; 
Stipules broad with conspicuous teeth . . . . . V. americana 
Leaflets generally less than 4+ as broad as long. 
Ends sharp or rounded. 
Flowers in dense clusters, usually more than 20 . V. Cracca 
Blowers, fron (8) tol2on in) cluster’ 206) 289) &) OM) carcliniana 
Flowers 1 to 6 in cluster. 
Leaflets rounded or pointed at both one V. tetrasperma 
Leaflets abrupt at apex . . 7 « V. hirsuta 
Flowers with very short or with no flower stems. 
Leaflets abrupt at apex. 
One-third as wide as long PM siesta cote aie) Keng Mo deo Mteueers Pe ok, SOLE: 
One-half as wide as lone) Pl 20 ek! ae AP ven ee Lhatenn eas V. sepium 
Leaflets sharp at apex . . ee lis ea os ee Ve, aneustifola 
