Jennings: Contribution to Botany of Isle of Pines. 45 



General Distribution: Florida, the Bahamas, West Indies, conti- 

 nental tropical America, New Caledonia, and Australia. 



47. Pityrogramma tartarea (Cavanilles) Maxon. 



Acroslichum tartarea Cavanilles, Descripcion de las Plantas, 1801, p. 242. 

 Ceropleris tartarea Link, Filicum Species in Horto Regio Botanico Berolinense 



Cultae, 1841, p. 142. 

 Pilyrogramtna tartarea Maxon, Contributions from the U. S. National Herbarium, 



XVII, 1913, pp. 173-175. 



Along moist side of ravine near magnesia spiings, Sante Fe, May 

 26, 1910, 0. E. Jennings, No. 570. General Distribution: Cuba, 

 Isle of Pines, Jamaica, and continental tropical America. 



48. Adiantum villosum Linnaeus. 



Adianlujn villosum Linn.^us, Systema Naturae, Ed. X, II, 1759, p. 1328; Grisebach, 

 Flora of the British West Indian Islands, 1864, p. 664. 



Near Nueva Gerona, January 6, 1904, A. H. Curtiss, No. 2^6; on 

 lower slope of Caballos Mts., May 13, 1910, 0. E. Jennings, No. 237. 

 General Distribution: West Indies, central and northern South Amer- 

 ica. 



49. Adiantum melanoleucum Willdenow. 



Adiantum melanoleucum Willdenow, Species Plantarum, V, (I), 1810, p. 443. 

 Adiantum Kunzeanum Klotzsch, Linnaea, XVIII, 1844, p. 555; Grisebach, Flora 

 of the British West Indian Islands, 1864, p. 665. 



Near Nueva Gerona, February 7, 1904, A. H. Curtiss, No. Jjj; 

 February-March, 1910, /. F. Shafer; G. A. Link, near Nueva Gerona, 

 June 12, 1912. General Distribution: Cuba, Isle of Pines, Jamaica, 

 Haiti, and Porto Rico. 



50. Adiantum cristatum Linnaeus. 



Adiantum cristatum Linn^us, Systema Naturae, Ed. X, II, 1759, p. 1328; Grise- 

 bach, Flora of the British West Indian Islands, 1864, p. 665. 



Along wet arroyo bank east of Nueva Gerona, May 6, 1910, 0. E. 

 Jennings, No. 62; along river bank near magnesia springs, Sante Fe, 

 May 26, 1910, 0. E. Jennings, No. syg. General Distribution: The 

 West Indies, Guiana, Venezuela. 



51. Adiantum fragile Swartz. 



Adiantum fragile Swartz. Prodromus Descriptionum Vegetabilium Indiae Occi- 

 dentalis, 1788, p. 135; Grisebach, Flora of the British West Indian Islands, 

 1864, p. 666. 



