352 PAPILIONACEAE 
9. D. canescens, (L.) DC. (Fig. 3, pl. 78.) Hoary Tick-TREFOIL. 
Stems branching, densely hairy with soft downy hairs, 3 to 5 ft. high. 
Leaflets egg-shaped, on leaf stalks about as long as the terminal leaflets, 
rather rough above and below, the under side reticulated and whitish. 
Flowers small on long hairy scapes. Pods of about 4 joints. Mass., and 
southward. July-Sept. 
10. D. bracteosum, (Michx.) DC. lLarce-BracTED TICK-TREFOIL. 
Erect, straight, smooth below, somewhat silky on the flower stalk, 3 to 
6 ft. high. Leaflets 2 to 8 in. long, egg-shaped with long slender points. 
Flowers large, purple. Joints of pod 3 to 5. Thickets. Common. Aug.- 
Sept. 
1l. D. paniculatum, (L.) DC. Panicrep Tick-TREFoIL. Slender, 
erect, 2 to 4 ft. high, nearly smooth. Leaflets linear or oblong, blunt at 
each end, 3 to 5 in. long on short leaf-stalks. Small purple flowers in 
compound clusters, the branches of the clusters being in many instances 
at right angles to the main stem. Common. July-Sept. 
12. D. laevigatum, (Nutt.) DC. Smoorn Tick-TREFor, Stems 
erect, straight, smooth, 2 to 4 ft. high. Leaflets egg-shaped, 2 to 3 in. 
long, on long leaf-stalks. Flowers in compound clusters. Joints of pod 
4 or more. Aug.-Sept. 
13. D. viridiflorum, (L.) Beck. VELVET-LEAVED TICK - TREFOIL. 
Leaves rough above, velvety with long silky hairs beneath. Flowers pur- 
ple. In form of leaf and general appearance otherwise like D. laevigatum. © 
Eastern Penna., southern New York, and westward. Aug.-Oct. 
14. D. Dillenii, Darl. D1Lton’s Tick-TrEFoIL. Stem 2 to 3 ft. high, 
erect, silky with hairs scattered. Leaflets oblong or somewhat egg-shaped, 
blunt at both ends, 2 to 4 in. long, on leaf-stalks 1 to 2 in. long, pale 
beneath. Flowers in compound clusters. Pods 2 to 4 jointed, the joints 
nearly triangular. Common. June-Sept. 
15. D. canadense, (L.) DC. (Fig. 11, pl. 79.) Snowy Tick-TRE- 
OIL. Stem stout, erect, quite hairy, 2 to 8 ft. high. Leaflets oblong- 
lance-shaped, blunt at base, blunt or somewhat sharp at apex. Flowers 
large, in somewhat dense showy clusters. Common, July-Sept. 
16. D. rigidum, (Ell.) DC. (Fig. 10, pl. 79.) Rierp Tick-TREFOIL. 
Stems rigid, branched, somewhat whitish hairy, as is the lower surface 
of the leaves. Height 2 to 3 ft. Leaflets long egg-shaped, blunt at each 
end, hairy underneath and on edges. Flowers small, purplish, in com- 
pound clusters. Pods 1 to 3 jointed. Common. July-Oct. 
17. D. marylandicum, (L.) DC. (Fig. 5, pl. 78.) Smootn SmMAtt- 
LEAVED TICK-TREFOIL. Erect, slender, nearly smooth, 2 to 3 ft. high. 
Leaflets broad egg-shaped with rounded ends } to 4 in. long on a leaf- 
stalk about the length of the lateral ones. Flowers quite small, purplish. 
Pods 1 to 3 jomted. Common, July-Sept. 
18. D. obtusum, (Muhl.) DC. Harry SMALL-LEAVED TICK-TREFOIL. 
Much like the last, but covered with silky rather rough hairs. Leaves 
crowded on short leaf-stalks, leaflets broad egg-shaped or round. Com- 
mon. July-Oct, 
19. LESPEDEZA, Michx. 
Herbs, with 3-foliate leaves, with small stipules or without any. Flowers 
