232 Annals of the Carnegie Museum. 



586. Ipomoea lacteola House. 



Ipomoea calophylla Wright, in Grisebach, Catalogus Plantarum Cubensium, 1866, 



p. 204. Not Fenzl. 1845. 

 Ipomoea lacteola House, Annals of the New York Academy of Sciences, XVIII, 



1908, p. 229. 



House lists Cuba and the Isle of Pines under the distribution of this 



species. 



587. Ipomoea tiliacea (Willdenow) Choisy. 



Convolvulus tiliaceus Willdenow, Enumeratio Plantarum Quas in Insulis Caribaeis 



Detexit, I, 1809, p. 203. 

 Convolvulus fastigiatus Roxburgh, Hortus Bengalensis, 1814, p. 13. 

 Ipomcea fastigiata Sweet, Hortus Britannicus, Ed. I, 1828, p. 288. 

 Ipomoea tiliacea Choisy, in DeCandolle, Prodromus Systematis Regni Vegetabilis, 



IX, 1845. P- 375- 

 Ipomoea Batatas var. fastigiata O. Kuntze, Revisio Generum Plantarum, II, 1891, 



p. 442. 

 Ipomoea gracilis House, Annals of the New York Academy of Sciences, X\'III, 



1908, p. 248. 



Near Nueva Gerona, December 22, 1903, A. H. Curtiss, No. 24g; 

 along stream at Keenan's, south of Nueva Gerona, May 9, 191 o, 

 0. E. Jennings, No. 172. General Distribution: The Florida Keys, 

 the Bahamas, the West Indies, and continental tropical America 

 south to Bolivia, Peru, and Brazil. 



588. Ipomoea Batatas (Linnaeus) Lamarck. Batata. Sweet Potato. 



Convolvulus Batatas Linnaeus, Species Plantarum, 1753, p. 154. 

 Ipomoea Batatas Lamarck, Encyclopedia Methodique, Botanique, I, 1791, p. 465. 

 Batatas edidis Choisy, Memoires de la Societe de Physique et d'Histoire Naturelle 

 de Geneve, VI, 1833. p. 53. 



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

 Distribution: Commonly cultivated and often escaped from cultiva- 

 tion in the West Indies and tropical America, but possibly native 

 only to the tropics of the Old World. (See Cook & Collins, "Eco- 

 nomic Plants of Porto Rico," Contributions from the U. S. National 

 Herbarium, VIII, 1903, p. 168.) 



589. Ipomoea tenuissima Choisy. 



Ipomoea tenuissima Choisy, in DeCandolle, Prodromus Systematis Naturalis 

 Regni Vegetabilis, IX, 1845. p. 376. 



Near Nueva Gerona, May 12, 1904, A. H. Curtiss, No. 4gs. Gen- 

 eral Distribution: Southern Florida, Cuba, the Isle of Pines, and 

 Hispaniola. 



