Combs — Plants Collected in the District of Cienfuegos. 427 



Umbelliferae. LXXXVIII. 



Hydrocotyle prolifera Kell. ( ?) 



Along rocky shoals of Rio Damuji, not uncommon at 

 Rodas, Aug. 17, '95. (625.) 



Araltaceae. LXXXIX. 



Dendropanax (Gilibertia) arboreum Decsne. and Planch. 



" Vibona." 



Schradophyllum Jacquinii Griseb. 



A tree, 10 to 20 feet high, infrequent. Along small 

 streams, fertile soil. Cieneguita, June 15, '95. (196 and 

 197.) 



RUBIACEAE. XCII. 



Exostemma Caribaeum Roem. and Schultes. " Macagua de 



costa." 



A shrub or low tree, 10 to 15 feet high. Along banks of 

 Rio Damuji, not common. Santa Rosalia, Aug. 2, '95. 

 (383.) 



E. longiflorum Roem. and Schultes. 



A shrub, 3 to 5 feet high, along small streams, not com- 

 mon. Cieneguita E., May 21, '95. (62.) 



RONDELETIA TRIFOLIA Jacq. 



Not uncommon in savannahs, fertile red soil. Cieneguita 

 S., July 6, 95. (290.) 



Rondeletia Combsii Greenman. n. sp. 



" Shrub or low tree, 3 to 5 meters in height : branches 

 terete, covered with a grayish verrucose bark; branchlets 

 somewhat compressed: leaves elliptic-lanceolate, acute 

 or obtusish at the apex, often short-mucronate, entire, 

 revolute, 2 to 5 centimeters long, one-third to one-half 

 as broad, narrowed below to a 3hort pubescent petiole, 

 and covered on both surfaces with a short spread- 

 ing pubescence; stipules ovate, acuminate, entire, 3 



