Trees, Shrubs and Vines 
68. Smooth Bush-trefoil. (Desmodium humifusum.) 
LEAF: as in 67, but almost smooth, and leaflets less round, 
stipules smaller and narrow. FLOWER: as in67. Maine, Penn- 
sylvania, south. 
69. Bush-clover. (Lespedeza procumbens.) 
LEAF : pinnate, alternate; leaflets, 3, -3/’ long, roundish to 
obovate, smooth above, vest of plant downy. FLOWER: purplish, 
pea-shaped, larger and smaller on some plant (latter often with- 
out petals, calyx 5-toothed), few-clustered ; August, September ; 
pod roundish, flat, one-celled ; trailing, herbaceous. 
70. Hog-peanut. (Amphicarpzea commosa.) 
LEAF : pinnate, alternate ; leaflets, 3, %4’-3' long, ovate-rhom- 
bic. FLOWER: purplish-white, small, pea-shaped (calyx 4-(rarely 
5-)toothed), a dract under each 2 or more, clustered; August, 
September ; twining, hairy, herbaceous. (PI. VI.) 
71. Milk-pea. (Galactia regularis.) 
LEAF: pinnate, alternate ; leaflets, 3, 1-124’ long, long-ovate 
to elliptical, sometimes notched at both ends, a little hairy be- 
neath. FLOWER : rose-purple, small, pea-shaped (calyx 4-toothed), 
4-8-clustered ; pod 114’, narrow, flat, hairy; July. New York 
and south ; trailing, herbaceous. 
72. Downy Milk-pea. (Galactia pilosa.) 
LEAF: pinnate, alternate ; leaflets, 3, %4’-1' long, oval, whitish- 
hairy beneath, as also stalk. FLOWER: purplish, small, pea- 
shaped (calyx 4-toothed), in rather large long clusters; July; pod 
very downy. Pennsylvania, and south ; twining or trailing ; her- 
baceous. 
73. Ground-nut. Wild Bean. (Apios tuberosa.) 
LEAF: pinnate, alternate ; leaflets, 5-7, 11%4'-2', ovate-lance- 
shaped. FLOWER: brownish-purple, odorous, pea-shaped, in 
dense ciusters ; August, September ; twining, herbaceous, with a 
little milky juice. (Pl. VII.) 
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