Vor. I1.] PEA FAMILY. 317 
10. Meibomia canéscens (I,.) Kuntze. Hoary Tick-trefoil. (Fig. 2179.) 
Hedysarum canescens 1,. Sp. Pl. 748. _1753- or 
Desmodium canescens DC. Prodr. 2: 328. 1825. eo = ee 
M. canescens Kuntze, Rev. Gen. Pl. 195. 1891. = 
Erect, much branched, densely short- or vil- 
lous-pubescent, 3°-5° high. Stipules ovate, acu- 
minate, somewhat cordate, persistent; leaves 
petioled; leaflets ovate, obtuse or acutish, 1’—4/ 
long, scabrous above, pubescent beneath, cili- 
ate, the terminal one commonly rhomboid and 
larger than the lateral ones; racemes terminal, 
compound; bracts deciduous; upper lobe of the 
calyx 2-toothed, the others attenuate; flowers 
2//-2'4’’ long; loment 4-6-jointed, joints longer 
than wide, unequally rhomboid, 4//-6’’ long; 
stipe about equalling the upper lobe of the calyx. 
In rich soil Ontario to Massachusetts, Florida, 
Minnesota and Texas. July—Sept. 
Meibomia canéscens hirsuta (Hook.) Vail, Bull. 
Torr. Club, 19: 111. 1892. 
Desmodium Canadense var. hirsuta Hook, Comp. 
Bot. Mag. 1: 23. 1835. 
Stem and branches more densely villous-pubes- 
cent; leaflets narrower. Missouri. 
—_— Kon Sik Se . 
) ; eer sa 
11. Meibomia longifolia (T.& G.) Vail. 
Long-leaved Tick-trefoil. (Fig. 2180.) 
Desmodium Canadense vat. longifolium T. & G. 
Fl. N. A. 1: 365. 1838. 
niet omse longifolia Vail, Bull. Torr, Club, 23: 140. 
896. 
Erect, 2°-5° high, the angled stems and pani- 
cle minutely pubescent. Stipules lanceolate- 
setaceous, deciduous or persistent; leaves pe- 
tioled; leaflets 2/-5’ long, lanceolate-ovate or 
ovate, cuspidate, scabrate or rugose above, 
lighter, appressed-pubescent or villous beneath; 
flowers showy, purple; bracts deciduous; the up- 
per calyx-lobe 2-toothed, the lower ones attenu- 
ate; loment 1/-3/ long, 4-6 jointed the joints 
triangular-oblong, or lozenge-shaped, uncinate- 
pubescent throughout; stipe about the length of 
the calyx-lobes. 
In rich soil and low woods, Illinois to Louisiana 
and Alabama. June-Sept. 
12. Meibomia bracteosa ( Michx. ) Kuntze. 
Large-bracted Tick-trefoil. (Fig. 2181.) 
Hedysarum bracteosum Michx. F1. Bor. Am, 2:73. 1803. 
Desmodium bracteosum DC. Prodr, 2: 329. _ 1825. 
“20 teed cuspidatum Hook. Comp. Bot. Mag. 1: 23. 
I a 
Mabomic bracteosa Kuntze, Rev. Gen. Pl. 195. ‘1891. 
Erect, 3°-6° high, glabrous or nearly so below, 
the panicle finely pubescent. Stipules lanceolate, 
cuspidate, somewhat cordate, deciduous or persis- 
tent; leaves petioled; leaflets 2’-8’ long, ovate or 
ovate-lanceolate, acuminate, glabrous or very nearly 
so; flowers large, purple, 4’’-5’’ long; bracts decid- 
uous, cuspidate, striate; calyx deeply 2-lipped, the 
upper lobe 2-toothed, the others acute; loment 1’— 
3/ long, 3-7-jointed, the joints obliquely-oblong, 
about twice as long as wide, uncinate-pubescent, 
especially on the sutures; stipe about the length of 
the lower calyx-lobes. 
In thickets, Ontario to Minnesota, Florida, Missouri 
and Texas. Aug.—Sept. 
