BRITTON: FLORA OF THE VIRGIN ISLANDS 81 



ASCLEPIADACEAE 



Asclepias curassavica L. [A. nivea curassavica Kuntze.] 

 Fields, hillsides and banks, St. Thomas; St. Jan; St. Croix. 



Asclepias nivea L. Collected on St. Thomas by Krebs. 



Asclepias fruticosa L. Cultivated on St. Croix (according to 

 West). 



Calotropis procera (Ait.) Ait. f. [Asclepias procera Ait.] Fields 

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



Metastelma parviflorum R. Br. [M. Schlechtendalii of Eggers 

 and of Millspaugh.] Thickets, St. Thomas; St. Croix. 



Metastelma albiflorum Griseb. St. Thomas (according to 

 Schlechter). 



Metastelma decipiens Schlechter. St. Thomas (according to 

 Schlechter). 



Metastelma Grisebachianum Schlechter. St. Thomas. Other- 

 wise known only from Porto Rico. 



Metastelma Decaisneanum Schlechter. Hillsides, St. Thomas; 

 St. Jan; St. Croix. 



The above-listed species of Metastelma much resemble each other. 

 It is possible that Schlechter has recognized too many species in the area. 



Oxypetalum cordifolium (Vent) Schlechter. [Gothofreda cordi- 

 folia Vent.; 0. riparium H.B.K.] St. Thomas (according to Schlech- 

 ter). 



Philibertella clausa (Jacq.) Vail. [Asclepias viminalis Sw.; 

 Sarcostemma Brownei Meyer], recorded as from St. Thomas by West 

 and by Eggers, has not been observed there by recent collectors. 



Fischeria crispiflora (Sw.) Schltr. [Cynanchiim crispifloriim 

 Sw.; F. scandens DC] Forests, Spring-gut, St. Croix (according to 

 Eggers). Known otherwise only from Cuba and Jamaica; the 

 determination is doubtful. 



Ibatia maritima (Jacq.) Dene. [Asclepias maritima Jacq.; 

 Ibatia muricata Griseb.] Rocky hillsides and thickets, St. Thomas; 

 St. Jan; St. Croix. 



Hoya carnosa (L. f.) R. Br. Cultivated for ornament. 



Stephanotis floribunda A. Brongn. Cultivated for ornament. 



CUSCUTACEAE 



Cuscuta Americana L. On trees and shrubs, St. Thomas; St. 

 Jan; St. Croix. 



CONVOLVULACEAE 



Evolvulus nummularius L. Dry, shaded situations, St. Thomas ; 

 St. Jan; St. Croix. 

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