434 Mr. G. Bentham's Enumeration of the Plants 



— 507. DC. Prod. ii. 318. — Dry Savannahs, British Guiana. Schomburgk, 

 n. 210. 



103. Stylosanthes guianensis, Swartz. DC. Prod. ii. p. 318. — French 

 Guiana. Leprieur, Herb. Par. n. 20. 



104. Stylosanthes viscosa, Swartz. DC. Prod. ii. p. 317 — Savannahs, Bri- 

 tish Guiana. Schomburgk, n. 178 or 278. 



105. Stylosanthes angustifolia, Vogel, Linna?a, xii. p. 63. — Spicae tenues, 

 srepe ultrapollicares. basi subinterruptne. Flores inferiores 4 — 8 fneminei, 

 incompleti, stylo multo longiore quam in ca?teris speciebus, superiores pauci 

 completi steriles. — French Guiana. Herb. Par. n. 18. 



106. Nicholsonia cayennensis, DC. Prod. ii. p. 325. — British Guiana. 

 Schomburgk, n. 19. — French Guiana. Leprieur, Herb. Par. n. 15. This 

 and the N. venustula are probably mere varieties of N, barbata. 



107. Desmodium pachyrrhizum, Vogel, Linnsea, xii. p. 97. — British Gui- 

 ana. Schomburgk, n. 657. The specimens agree both with Vogel's de- 

 scription and with others gathered by Pohl in Brazil. 



108. Desmodium elatmn, Humb. et Kunth, Nov. Gen. ot Sp. vi. p. 527. 

 DC. Prod. ii. p. 328. — British Guiana. Schomburgk. Gardner's n. 971. 

 from Pernambuco appears to be the same species though less hairy. 



109. Desmodium asperum, Desv, DC. Prod. ii. p. 333. Folia nonnun- 

 quam, prsesertim inferiora, unifoliolata. — French Guiana. Leprieur. 



110. Desjnodium rubiginosum,ca.v\e herbaceo obtuse tetragono erecto pe- 

 tiolisque rufo-villosis, stipulis basi dilatatis stipellisque striatis longe acumi- 

 natis, foliolis 3 ovatis obtusis mucronatis crassis utrinque tomentoso-villosi9 

 Ttifescentibus. racemis paniculatis terminalibus, floribus parvis numerosis^ 

 leguminibus moniliformibus pluriarticulatis hispidulis. Affine D. aspcro, at 

 satis distincta videtur. Foliola minora, mollius et densius villosa. — British 

 Guiana. Schomburgk, n. 217. 



111. Desmodium ancistrocarpum, DC. Prod. ii. p. 331. Species a D. in- 

 cano parum diversa. — French Guiana, Leprieur; and in various Brazilian 

 collections. 



112. Desmodium cajanarfolium, DC. Prod. ii. p. 331. — Hedysarum caja* 

 naefolium, Humb. et Kunth, Nov. Gen. et Sp. vi. p. 525. t. 598. var. ? foliis 

 supra pilis minutis sparse hirtellis — British Guiana. Schomburgk, n. 648. 



Tribe Fhaseole^e, DC. 



113. Clitoria Poitm, DC. Prod. ii. p. 234. — British Guiana. Schomburgk. 

 Panama or Western Columbia. Cuming, n. 1141. 



In this species the bracteolse are much shorter than the calyx, yet, 

 on account of its habit, it must be referred to the section Bractearia, 

 which would remain characterized by the frutescent stem and trifo- 

 liolate leaves only. I am informed also that the name Bractearia 

 has been given to a genus of Rubiacece and to a section of Cheeto- 

 gastra, and although it does not seem strictly necessary that the 

 same sectional name be not used in different genera, yet as Bractearia 



