Jennings: Contribution to Botany of Isle of Pines. 169 



various uses of this plant, many of them not here mentioned, give it a 

 very prominent place among the useful trees of the tropics. {See 

 Cook and Collins, "Economic Plants of Porto Rico," Contrib. U. S. 

 Nat. Herbarium, VIII, 1903, pp. 57-269.) 



407. Spondias Mombin Linnaeus. Hog-plum. 



Spondias Mombin Linn^us, Species Plantarum, I, Ed. I, 1753. P- 37i- 



Spondias lutea Linnaeus, Species Plantarum, I, Ed. II, 1762, p. 613. 



Spondias pseudomyrobal nus Tussac, Flora Antillarum, IV, 1827, p. 97, PI. 33. 



A loosely branched tree about 60 feet high, at the base of the 

 Bibijagua ridge. May 7, 1910, 0. E. Jennings, No. 123. General 

 Distribution: From the Bahamas south through the West Indies and 

 continental tropical America. Also in the tropics of the Old World. 



This tree was quite abundant on the slopes of the Bibijagua ridge 

 and was common on the Caballos and Casas Mts. 



408. Comocladia dentata Jacquin. Guao. 



Comocladia dentata Jacquin, Enumeratio Plantarum Quas in Insulis Carib3eis 



Detexit, 1760, p. 12. 

 Comocladia propinqua Humboldt, Bonpland, & Kunth, Nova Genera et Species 



Plantarum, VII, 1824, p. 16. 

 Cotnocladia dentata propinqua Engler, in DeCandolle, Monographiae Phanero- 



gamarum, I\', 1883, p. 364. 



A low Spreading shrub with club-like, but crooked, branches, the 

 short trunk about four inches in diameter, the uppermost branches 

 reaching a height of about fourteen feet. In pasture at north base of 

 Casas Mts., May 15, 1910, 0. E. Jennings, No. 282. General Distri- 

 bution: Cuba and the Isle of Pines. This species was seen to extend 

 up the slopes of Casas Mts. for some distance. It is quite poisonous 

 to the touch, the effects being very similar to those of Poison Ivy 

 {Rhus Toxicodendron). 



409. Metopium Brownei Urban. 



Rhus Metopium Linn^us, Systema Naturae, Ed. X, II, 1759, p. 964. 



Terebinthus Brownei Jacquin, Enumeratio Plantarum, 1760, p. 18. 



Metopium Linncei Engler, in DeCandolle, Monographiae Phanerogamarum, IV, 



1883, p. 367 (p.p.). 

 Cotinus Metopium Maza, El Progreso Medico, VIII, 1896, p. 50. 

 Metopium, Brownei Urban, Symbolae Antillanae, V, 1908, p. 402. 



Along sandy beach below Siguanea just above the reach of ordinary 

 wave action, May 21, 1910, 0. E. Jennings, No. 462; on bluff of coral- 



