406 Trans. Acad. Sci. of St. Louis. 



Heteropteris laurifolia Juss. " Vergajo de toro." 



Not uncommon in open fertile woods or savannahs, black 

 soil. Cieneguita, May 29, '95. (113.) 



Stigmaphyllon periplocaefolium A. Juss. 



A high climber, uncommon, savannahs and woods. Ciene- 

 guita S., Jan. 1, '96. (678.) 



S. Sagraeanum Juss. 



Mostly trailing, common in savannahs throughout the year. 

 Cieneguita, May 4 and 6, '95. (14.) 



Banisteria pauciflora Kth. 



Low climbing, in savannahs, uncommon. Cieneguita, Aug. 

 ],'95. (628.) 



Triopteris rigida Sw. " Bejuco de paralejo," " San Pedro 



de flor azul." 



Common, climbing and trailing (?) in savannahs and open 

 woods. Cieneguita, May 6, '95. (15.) 



Zygophylleae. XXXIX. 



Tribulus maximus L. " Abrojo." 



Common weed in fertile waste places, as fields, roadsides, 

 etc., black soil. Cieneguita, May 15, '95. (33.) 



Rutaceae. XLI. 



Zanthoxylum Pterota HBK. " Espino," " Limoncilla." 

 8-10 ft. high, in savannahs or open woods, rather dry 

 red soil, not uncommon. Cieneguita S. W., July 9, '95. 

 (301.) 



Z. juglandifolium Willd. " Ayuda blanca." 



15-20 ft. high, in rough woods, fertile soil, infrequent. 

 Cieneguita N., Aug. 6, '95. (Fruits.) (376.) 



Murray a exotica L. " Murraya " and " Boj de Persia." 

 4-10 feet high, cultivated. (Cieufuegos; Cieneguita S. 

 \V.) Calicita, July 17, '95. (309.) 



