Combs — Plants Collected in the District of Cienfuegos. 431 



P. foveolata Ruiz and Pa von. 



A shrub, 3 to 5 feet high, in fertile, black, shaded soil 

 along small streams. Cieneguita E., May 17, '95. (56.) 



Palicoukea pavetta DC. 



A slender shrub, 4 to 6 feet high, in fertile upland woods, 

 rare. Cieneguita, May 13, '95. (181.) 



DlODIA TERES Walt. 



D. prostrata Sw. 



Common in waste places, poor red soil. Cieneguita S., 

 June 26, '95. (240.) 



D. SIMPLEX Sw. 



Borreria simplex Griseb. 



Not uncommon in upland, damp, fertile woods, black soil. 

 Cieneguita N., July 30, '95. (339.) 



Spermacoce tenuior L. " Yerba de garro." 



In open, upland woods, fertile, damp, black soil. Ciene- 

 guita N., July 30, '95. (340.) 



S. ASPERA Aubl. (?) 



Growing in thin, fertile, damp or wet soil, over rock strata 

 in marshy woods. Cieneguita S. W., Sept. 24, '95. (619.) 



S. aspera Aubl. var. latifolia Griseb. 



In fields and waste places, not uncommon. Cieneguita S., 

 July 2, '95. (275.) 



S. podocephala DC. " Boton bianco de arenales " (Puerto 



Rico). 



Common in barren, red, sandy or gravelly soil, flat savan- 

 nahs. Cieneguita R. R., S. W. Branch, Aug. 10, '95. (396.) 



S. laevis Lam. 



Borreria laevis Griseb. 



Common in waste places, (rather poor) red soil. Ciene- 

 guita S., June 26, '95. (241.) 



