408 PROCEEDINGS OP THE AMERICAN ACADEMY 



Rhynchosia minima, DC. Flowers yellow. Tequila, climbing 

 over low bushes. (390.) 



Rhynchosia nigropunctata. Stems twining, pubescent with 

 short spreading hairs : lateral leaflets obliquely and the terminal tri- 

 angularly ovate, very acutely short-acuminate, minutely pubescent and 

 ciliate, the veins beneath somewhat hairy, finely punctate beneath 

 with black dots, the larger leaflets 2 inches long by 1^ wide: racemes 

 exceeding the leaves (3 to 5 inches), few-flowered: calyx-lobes nar- 

 row, long-acuminate ; petals yellow within, brownish outside, 5 lines 

 long : pods nearly an inch long, sparsely hairy : seeds dark-colored. 

 Tequila, on the borders of ravines. (402.) — Also 35 Ervendberg, 

 from near Tantoyuca, doubtfully referred to li. Caribcea, which the 

 species much resembles in habit. 



P^RiosEMA PDLCHELLUM, G. Don. Rio Blanco, on hillsides ; 

 June. (60.) 



Eriosema Palmeri. Stems clustered, erect, rather stout, 6 inches 

 high, simple or branched, leafy, hirsute and glandular-pubescent : lower 

 leaves simple, round-ovate or broadly elliptical, the rest trifoliolate, 

 the leaflets elliptical to broad-oblong, obtuse or acute, rounded or sub- 

 cordate at base, loosely rufous-hirsute and ciliate, nearly concolorous 

 both sides, reticulated beneath and sprinkled with yellow resinous dots ; 

 stipules distinct, 3 lines long, exceeding the petioles : peduncles shorter 

 than the leaves ; flowers rather numerous in a short dense raceme : 

 corolla 6 or 7 lines long, exceeding the long-acuminate hirsute calyx- 

 teeth : pods hirsute, about 6 lines long by 3 wide. Guadalajara, in 

 rich, grassy bottoms; August. (264.) — Near U. simplici folium, dif- 

 fering chiefly in its distinct stipules, 3-foliolate leaves, and more numer- 

 ous flowers. 



Eriosema grandiflorum. Seem. A bushy plant, 3 or 4 feet 

 high. Guadalajara, on hillsides ; September. (464.) 



Eriosema diffusum, G. Don. Of compact habit, 2 feet higli. 

 Rio Blanco, at base of hills; October. (654.) 



Cassia Absus, Linn. Stamens only 3, in the flowers examined. 

 Tequila, roadsides in the shade. (412.) 



Cassia rotundifolia, Pers. Tequila, along roads, in meadows 

 and ravines. (395.) 



Cassia nictitans, Linn. Guadalajara, by roadsides and in ra- 

 vines; September. (460.) 



Cassia (Cham^ecrista) Palmeri. Stems procumbent, from a 

 branching woody caudex, a span long, pubescent and somewhat hir- 

 sute : leaflets 6 to 8 pairs, narrowly oblong, nearly glabrous, very 



