BRITTON: FLORA OF THE VIRGIN ISLANDS 61 



Byrsonima martinicensis Krug & Urban. St. Croix (according 

 to Small). 



POLYGALACEAE 



Polygala angustifolia H.B.K. Thickets, southern side of St. 

 Thomas. 



Securidaca Brownei Griseb. [S. scandens West.] Naturalized 

 around Christiansted, St. Croix, and on St. Thomas (according to 

 Eggers). 



Securidaca erecta L. Dry soil, St. Croix; St. Thomas (accord- 

 ing to de Candolle). 



EUPHORBIACEAE 



Savia sessiliflora (Sw.) Willd. [Croton sessiliflorum Sw.] 

 Thickets and hillsides, St. Thomas; St. Jan; St. Croix. 



Asterandra grandifolia (L.) Britton. [Phyllanthus grandifolius L.] 

 St. Thomas (according to Urban). 



Phyllanthus Niruri L. Waste and cultivated grounds, St. 

 Thomas; St. Croix. 



Phyllanthus acuminatus Vahl is accredited to St. Thomas by 

 Mueller (DC. Prodr. 15 2 : 381) who records a specimen in the Candol- 

 lean herbarium, but the shrub is not known to inhabit St. Thomas now. 



Cicca disticha L. [Phyllanthus distichus Muell. Arg.] Spon- 

 taneous after planting, St. Thomas; St. Jan; St. Croix. 



Margaritaria nobilis L. f. [Phyllanthus nobilis Muell. Arg. ; 

 Cicca antillana A. Juss.; P. nobilis antillanus Muell. Arg.] Forests, 

 St. Thomas; St. Jan; St. Croix (according to Eggers). 



Securinega Acidothamnus (Griseb.) Muc M . Arg. [? Adelia 

 Acidoton of West; Flueggea Acidothamnus Griseb.] Thickets, St. 

 Thomas; Little St. James Island, St. Jan; eastern St. Croix (according 

 to Eggers). 



Drypetes glauca Vahl. St. Croix (according to Eggers). 



Croton astroites Dryand. [C. phlomoides Pers.] Thickets, St. 

 Thomas; St. Jan; St. Croix. 



Croton betulinus Vahl. Thickets, St. Thomas; St. Jan; St. 

 Croix. 



Croton flavens L. [C. balsamifer Jacq.; C. flavens rigid us 

 Muell. Arg.; Oxydestes flavens Kuntze.] Thickets, St. Thomas; St. 

 Jan; St. Croix. 



Croton discolor Willd. Rocky thickets, St. Thomas; St. Croix. 



Croton lobatus L. [Oxydectes lobata Kuntze.] Waste and 

 cultivated grounds, St. Thomas; St. Croix; St. Jan. 



Croton humilis L. Hillside thickets, St. Thomas. 



Croton glandulosus L. St. Croix (according to Urban). 



