226 Annals of the Carnegie Museum. 



Leaves large and broadly ovate or smaller and lanceolate or oblong-elliptic; vines; 



pollinia pendulous; corona double. * 



Outer corona thin; leaves lanceolate or oblong elliptic. .573. Philibertia clausa. 

 Outer corona fleshy; leaves large and ovate 574. Fischeria crispiflora. 



568. Asclepias nivea Linnaeus. 

 Asclepias nivea Linn^us, Species Plantarum, 1753, p. 215. 



On thin soil derived from underlying coralline limestone, May 22, 

 1910, 0. E. Jennings, No. 476. General Distribution: Cuba, the 

 Isle of Pines, Porto Rico, Hispaniola, and Martinique. 



569. Asclepias Curassavica Linnaeus. 



Asclepias Curassavica Linn.«us, Species Plantarum, 1753, p. 314. 

 Asclepias nivea var. Curassavica O. Kuntze, Revisio Generum Plantarum, I, 1891, 

 p. 418. 



Field at Bibijagua, May 7, 1910, 0. E. Jennings, No. loi; weed in 

 a pasture near Mt. Colombo, May 14, 1910, 0. E. Jennings, No. 

 276a; near Nueva Gerona, June 13, 1912, G. A. Link. General 

 Distribution: Quite widely distributed in the Bahamas and West 

 Indies, and (probably introduced) in Florida and Louisiana. 



570. Metastelma linearifolium A. Richard. 



Metastelma linearifolium A. Richard, in Sagra, Historia Fisica, Politica y Natural 

 . de la Isla de Cuba, XI, 1850, p. 96, PI. 57. 

 Amphistelma linearifolium Grisebach, Catalogus Plantarum Cubensium, 1866, 



P- 175- 

 Amphistelma filiforme Grisebach, Flora of the British West Indian Islands, 1861. 



p. 418 (in part). 

 ■ "Crescit in insula Pinorum {Isla de Pinos)" 1831, A. II. Lanier. 

 Type (A. Richard, /. c); near Nueva Gerona, March 10, 1904, A. H. 

 Curtiss, No. 394; among palmettoes on dry savanna near Nueva 

 Gerona, May 5, 1910, 0. E. Jennings, No. 22. General Distribution: 

 Cuba and the Isle of Pines. 



571. Metastelma hamatum Grisebach. 

 Metastelma hamalum Grisebach, Catalogus Plantarum Cubensium, 1866, p. 173. 

 Northern part of the island, Blain, No. no (Millspaugh). General 

 Distribution: Western Cuba and the Isle of Pines. 



572. Seutera palustris (Pursh) Vail. 



Ceropegia palustris Pursh, Flora Amcricse Septentrionalis, I, 1814, p. 184. 

 Lyonia maritima Elliott, Sketch of the Botany of South Carolina and Georgia, 

 I, 1817, p. 316. 



