408 CONTRIBUTIONS FROM THE NATIONAL, HERBARIUM. 



Guatemala, Peru); "coehimbo" (Oaxaca, Tabasco); "sen del pafs " (Cuba, 

 Porto Rico) ; " ho ja de sen" (Porto Rico) ; "hierba del burro" (Argentina). 

 Leaves reported to have purgative properties. The wood is said to have been 

 used in Brazil for paper making. 



27. Cassia skinneri Benth. Trans. Linn. Soc. Bot. 27: 542. 1871. 

 Cassia nelsoni Rose, Contr. U. S. Nat. Herb. 5: 135. f. 1. 1897. 

 Cassia trichoneura T. S. Brandeg. Univ. Calif. Publ. Bot. 6: 179. 1915. 

 Guerrero to Morelos and Chiapas. Guatemala (type locality). 



Shrub or tree, 2 to 6 meters high ; leaflets usually 5 pairs, oval, oblong, or 

 obovate, 2 to 4.5 cm. long, rounded at apex, pubescent beneath ; flowers yellow, 

 the petals about 3.5 cm. long, conspicuously veined ; fruit flat, about 14 cm. 

 long and 1 cm. wide, puberulent. " Parocata " (Guerrero). 



28. Cassia purpusi T. S. Brandeg. Zoe 5: 234. 1906. 

 Baja California ; type from Calmallf. 



Low shrub with dark branches; leaflets oval. 1 to 2 cm. long, rounded at 

 apex, glaucescent ; flowers yellow ; fruit 5 or G cm. long, glabrate. 



29. Cassia botteriana' Benth. Trans. Linn. Soc. Bot. 27: 541. 1871. 

 Veracruz and Tepic ; type from Orizaba, Veracruz. 



No material seen by the writer. 



30. Cassia leiophylla Vog. Gen. Cass. Syn. 25. 1837. 



Veracruz ; reported from Tabasco. Central America and South America ; 

 type from Brazil. 



Low shrub, or sometimes wholly herbaceous ; leaflets broadly obovate, 3 to 5 

 cm. long, rounded at apex ; flowers yellow, the petals 3 cm. long ; fruit about 10 

 cm. long and 5 mm. wide, falcate, glabrate. " Hormiguera " (Tabasco, Rovi- 

 rosa). 



31. Cassia holwayana Rose, Contr. U. S. Nat. Herb. 8: 301. 1905. 



Cassia muUiflora Mart. & Gal. Bull. Acad. Brux. 10': 307. 1843. Not C. multi- 

 flora Vog. 1837. 



Puebla, Oaxaca, and Chiapas ; type from the city of Oaxaca. 



Shrub, 1 to 3.5 meters high, glabrous; leaflets oval or oblong, 2 to 7.5 cm. 

 long, rounded at the apex; flowers yellow, very large and showy; fruit flat. 7 

 to 11 cm. long, 5 to 7 mm. wide. "Retamo" (Oaxaca, Villada). 



32. Cassia multijuga L. Rich. Act. Soc. Hist. Nat. Paris 108. 1792. 

 Puebla and Chiapas. South America ; West Indies. 



Tree, about 6 meters high ; leaflets linear, 10 to 15 mm. long, glabrous; flowers 

 large, yellow ; fruit flat, 15 cm. long, 1.5 cm. wide, glabrous. 



33. Cassia polyphylla Jacq. Coll. Bot. 4: 104. 1790. 

 Yucatan. West Indies; type from Porto Rico. 



Shrub, 2 to 4 meters high, or sometimes a tree of 15 meters; leaflets few, 

 oval or obovate ; flowers yellow, mostly solitary ; fruit flat, linear. " Hedion- 

 dilla," " retama," " retama prieta " (Porto Rico). 



34. Cassia chiapensis Standi. Contr. U. S. Nat. Herb. 19:215. 1919. 

 Chiapas ; type from Teopisca. 



Probably a shrub, densely pilose throughout ; leaflets oval, 2 to 4 cm. long, 

 rounded at apex ; flowers small, yellow, racemose ; fruit short, flat, thin, glab- 

 rate. 



'Mateo Botteri, a Dalmatian, was sent to Mexico by the Horticultural So- 

 ciety of London about 1850. Later he collected on his own account, and made 

 A-ery extensive series of specimens, which were widely distributed. These 

 came chiefly, if not entirely, from the region of Orizaba, where he settled and 

 later died. 



