286 LEGUMINOSE. 
56. Desmodium (§ Chalarium) plectocarpum, Hemsl. Diag. Pl. Nov. pars 3, p. 46. 
Herbaceum, robustum, caulibus crassis tenuiter uncinato-puberulis, foliis trifoliolatis, foliolis ellip- 
ticis vel orbicularibus utrinque appresse molliterque hirsutis, floribus parvis numerosissimis 
racemoso-paniculatis, paniculis terminalibus amplissimis, pedicellis brevibus sepissime geminis 
vel ternis, bracteis parvis mox deciduis, calyce uncinato-hirsuto, legumine uncinato-hirsuto 
sepissime 6-articulato, articulis suborbicularibus sibi invicem replicatis, seminibus oblongis 
parvis fuscis nitidis. 
Herba robusta, pluripedalis, caulibus erectis, crassis, obscure striatis, tenuiter uncinato-puberulis 
(pilis flavescentibus), intus medullosis. Folia petiolata, pinnatim trifoliolata ; foliola breviter 
petiolulata, crassiuscula, elliptica, usque orbicularia, 14-24 poll. longa, utrinque appresse mol- 
literque hirsuta, pilis densis, rectis, albo-fulvidis, petiolo pollicari vel breviore ; stipule ample, 
reflexze ; stipelle parve, subulate. Flores viridi-purpurei, parvi, numerosissimi, breviter pedi- 
cellati, racemoso-paniculati; panicule terminales, valde ramosz, pedales et ultra; pedicelli 
1-8 lin. longi, sepissime gemini vel terni; bractez parvee, lineari-subulate, mox decidue ; 
calyx uncinato-hirsutus. Zegwmen uncinato-hirsutum (pilis flavescentibus), vix semipollicare, 
seepissime 6-articulatum, articulis suborbicularibus, more Urarie hamose sibi invicem replicatis ; 
semina oblonga, circiter lineam longa, fusca, nitida. 
SoutH Mexico, Orizaba (Botteri, 699; Bourgeau, 3177). Hb. Kew. 
In foliage and fruit this bears a striking resemblance to the Asiatic Uraria hamosa, 
Wall., though it has not the hooked pedicels of that plant. Uraria hamosa would 
perhaps be better associated with our plant than placed in the genus Uraria. 
57. Desmodium plicatum, Schl. et Ch. in Linnea, v. p. 585. 
- NortH Mexico, Sierra Madre (Seemann, 2181); Sourn Mexico, Acapulco (Hinds), 
Tampico (Beechey), Vera Cruz to Orizaba (Miller, 619 ; Botteri, 1749), Mirador (Linden, 
714), savannas at 3000 feet in the Cordillera of Vera Cruz (Galeotti, 3279 ; Jurgensen, 
434), valley of Mexico (Bourgeau, 1714), valley of Cordova (Bourgeau, 1864), Orizaba 
(Sumichrast, 1749), between Misantla and Colipa (Schiede & Deppe). Ub. Kew. 
58. Desmodium podocarpum, Hook. et Arn. Bot. Beech. Voy. p. 417, t. 96. 
South Mexico, Acapulco (Beechey). 
59. Desmodium polystachyum, Schl. in Linnea, xii. p. 321. 
Sout Mexico, Hacienda de la Orduna (Schiede). 
60. Desmodium prehensile, Schl. in Linnea, xii. p. 315. 
Soura Mexico, savannas at 3000 feet in the Cordillera of Vera Cruz (Galeotti, 3305, 
8314), Mirador (Linden, 703), Orizaba (Botteri, 733). 
_ There are two distinct species in the Kew Herbarium under this name, neither of 
which agrees very well with Schlechtendal’s description. 
61. Desmodium psilocarpum, A. Gray, Pl. Wright. ii. p. 48. 
New Mexico.—Norra Mexico, Santa Cruz, Sonora (Wright) ; Soura Mexico, Mirador 
(Linden, 719). Hb. Kew. 
