BRITTON: FLORA OF THE VIRGIN ISLANDS 63 



Gymnanthes lucida S\v. [Sebastiana lucida Muell. Arg.] Woods 

 and thickets, St. Thomas; St. Jan; St. Croix. 



Hura crepitans L. Woods, roadsides and near dwellings, St. 

 Thomas; St. Jan; St. Croix. 



Chamaesyce Vahlii (Willd.) P. Wilson. [Euphorbia Vahlii 

 Willd.] Rocky hills, Little St. James Island, St. Jan. 



Chamaesyce buxifolia (Lam.) Small. [Euphorbia buxifolia 

 Lam.; E. glabrata Sw.] Coastal sands, St. Thomas; St. Jan; St. 

 Croix. 



Chamaesyce articulata (Aubl.) Britton. [Euphorbia articulata 

 Aubl.; E. linearis Retz.; E. linearis heterophylla Kuntze.] Coastal 

 rocks, St. Thomas; St. Jan; St. Croix (according to Retzius and 

 reported by Eggers). 



Chamaesyce hirta (L.) Millsp. [Euphorbia hirta L.; E. piluli- 

 fera L.; E. pilulifera procumbens Boiss.] Roadsides, banks and culti- 

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



Chamaesyce hypericifolia (L.) Millsp. [Euphorbia hypericifolia 

 L.; E. hypericifolia hyssopifolia of Eggers.] Fields, banks and culti- 

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



Chamaesyce serpens (H.B.K.) Small. [Euphorbia serpens 

 H.B.K.] Dry soil, St. Thomas. 



Chamaesyce prostrata (Ait.) Small. [Euphorbia prostrata Ait.; 

 ? E. Chamaesyce of West.] Waste and cultivated grounds, St. Thomas ; 

 St. Jan; St. Croix. 



Chamaesyce brasiliensis (Lam.) Small. [Euphorbia brasiliensis 

 Lam.] Grassy places near Charlotte Amalia, St. Thomas, determined 

 by Millspaugh. 



Euphorbia thymifolia Burm. is recorded by Eggers from all the 

 islands, but has not been found on any of them by other collectors, 

 and his determination of the species is therefore doubted. 



Aklema petiolaris (Sims.) Millsp. [Euphorbia petiolaris Sims.; 

 ? E. cotinifolia of West and of Schlechtendal.] Hillsides and thickets, 

 St. Thomas; St. Jan; doubtfully recorded from St. Croix. 



Poinsettia heterophylla (L.) Kl. & Garcke. [Euphorbia hetero- 

 phylla L.; E. heterophylla linifolia Kuntze.] Dry rocky situations, 

 St. Thomas. 



Poinsettia cyathophora (Murr.) S. Brown. [Euphorbia cy- 

 athophora Murr.; E. heterophylla cyathophora Griseb.] Waste and 

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



Poinsettia Oerstediana Kl. & Garcke. [Euphorbia geniculata 

 of Eggers; Euphorbia Oerstediana Boiss.] Grassy places, St. Thomas; 

 St. Croix. 



Poinsettia pulcherrima (Willd.) Graham. [Euphorbia pidcher- 

 rima Willd.] Planted for ornament. 



