218 Annals of the Carnegie Museum. 



Family PLUMBAGINACE.4^. 

 543. Plumbago scandens Linnaeu?. 

 Plumbago scandens LiNNiEUS, Species Plantarum, I, Ed. II, 1762, p. 215. 



Growing as a weed in dry fields near Nueva Gerona, May 6, 1910, 

 0. E. Jennings, No. 664. General Distribution: From Florida and 

 the Bahamas south through'the West Indies and the American conti- 

 nental tropics. 



Family SAPOTACE^. 



Key to the Species Enumerated. 



Leaves covered underneath with a lustrous copper-colored pubescence. 



547. Chrysophyllutn oliviforme. 

 Leaves little or not at all pubescent as above. 



Leaves obovate or widely oblanceolate, the largest 20 cm. or more in length. 



545. Achradelpha mammosa. 

 Leaves not as above. 



Leaf-blades acuminate 546. Lucutna nervosa. 



Leaf-blades not acuminate. 



Petioles distinctly rusty-sericeous; blades with very numerous fine lateral 



veins 544. Achras Zapota. 



Petioles glabrous or nearly so; blades with about 8-12 lateral veins. 



548. Sideroxylon foetidissimum. 



544. Achras Zapota Linnaeus. Sapodilla. Chicle-Tree. Nase- 



BERRY (Jamaica). 



Achras Zapota Linn^us, Species Plantarum, II, Ed. I, 1753, p. 1190. 



Achras Sapota Linn^us, op. cit., I, Ed. II, 1762, p. 470. 



Sapola Achras Miller, Gardener's Dictionary, Ed. VIII, 1768, no. i. 



Sapota zapotilla Coville, Contributions from the U. S. National Herbarium, IX, 



190S. P- 369- 



Large round-headed tree in Nueva Gerona (probably planted), 

 May 5, 1910, 0. E. Jennings, No. 643; specimen without data, prob- 

 ably near Columbia, February-March, 1910, /. F. Shafer. General 

 Distribution: Cultivated and naturalized in the tropics of both 

 hemispheres. In America found from the Bahamas through the 

 West Indies, and from Mexico to Guiana. 



545. Achradelpha mammosa (Linnaeus) Cook. Sapote. Mamey 



Colorado (Cuba). 



Sideroxylum Sapota Jacquin, Enumeratio Plantarum Quas in Insulis Caribaeis 



Detexit, 1760, p. 15. 

 Achras mammosa Linn.eus, Species Plantarum, I, Ed. II, 1762, p. 469. 

 Sapota mammosa Miller, Gardener's Dictionary, Ed. VIII, 1768, no. 2. 



