JAN. 1898. FLORA OF YUCATAN MILLSPAUGH. 369 



Sesbania macrocarpa Muhl. ex. Raf. Fl. Lud. 137. 



" Herb 4 feet high, infrequent on waste lands about Izamal, 

 flowering in September " (907). 



Stylosanthes biflora (L.) B. S. P. 



"Frequent at the margin of a large sarteneja on the Cantoila 

 road northwest of Izamal " (908). 



TAMARINDUS INDICA L., Sp. PI., 48. Tamarindo. 



Merida, May 20, 1865 (Schott, 356}. 



OXALIDACE.E. 



OXALIS BERLANDIERI Torr. Bot. Mex. Bd., 41. 



Hacienda, Cucul, Sept. 8, 1865 (Schott, 625}. 



OXALIS LATIFOLIA H. B. K. Nov. Gen. et Sp., v. , 237. 



Merida, June 16, 1865 (Schott, 490). Aguada and Cenote 

 Nabula, Aug. 8, 1865 (Schott, 918}. 



MALPIGHIACE^:. 



Bunchosa glandulosa (Cav.) de C. Prod., i., 581. Sipche. 



"Shrub 20 feet high, common in the forests about Izamal, the 



bright yellow flowers produced from February to June" (411). 



Suburbs of Merida, April 14, 1865 (Schott, 84). Tekanto, 6 feet 



high, Feb. 27, 1890 (Stone, 192, in Herb. Acad. Sci. Phila.). 



Gaudichaudia filipendula Juss. infra iii., 594. Chilillo-ak. 



" Common at Progreso, October " (1138). 



HETEROPTERYS BEECHEYANA A. Juss. Arc. Mus. Par., iii., 475. 

 In fruit only, Merida suburbs, Dec. n, 1864 (Schott, 158}. 



Heteropteris Yucatanensis sp. nov. 



Frutex, foliis opositis ovato-lanceolatis acutis e basi cuneatis 

 integris, petiolis brevis eglandulosis, ramis ad apice tomentosis, 

 paniculis terminalibus paucifloris, pedicellis ultra medium articu- 

 latis, bracteis deltoideis minimus, calycis 8-glandulis albo-tomen- 

 tosis. Ramis brevis 4-6 poll, long, foliis 1-2.5 poll, long, .5-1 

 poll, lata; petiolis 1-3 lin. long. Frutex 15 pedalis, in terrse 

 inutiliae. Izamal, Sept. (816). 



Stigmaphyllon lupulus Wats. Proc. Am. Acad., xxi., 461. 



"Vine 15 feet, infrequent on old stone fences about Izamal, 

 producing its bright lemon-yellow flowers from February to July " 

 (408). Our specimens agree best with Pringle's 4102 from 

 Tamasopo, San Louis Potosi, Mexico, 1892; the leaves varying 

 from orbicular-cordate through ovate-cordate and simply hastate 

 to deeply hastate-lobed. At Oitas, March 31, 1866 (Schott, 771}. 

 Tunkas, March 3, 1890, a woody climber (Stone, 2JO, in Herb. 

 Acad. Sci. Phila.). 



