combinations are made herein and sundry names are re- 
duced to synonymy. 
For permission to publish the excellent photographs 
in this article, I am indebted to Dr. Downs. The draw- 
ings have been prepared by Mr. Elmer W. Smith. 
CatasEtuM L. C. Richard 
Catasetum barbatum ( Lindl.) Lindley in Bot. Reg. 
30 (1844) Misc. 88. 
Myanthus barbatus Lindley in Bot. Reg. 81 (1835) 
t. 1778. 
Known previously from the northern half of South 
America, Catasetum barbatum is now recorded from 
Trinidad on the basis of the collections cited below. 
Trinipap: September [no year given], Broadway s.n. (Herb. Trin. 
8750); Royal Botanic Gardens, September 1891, Alexander s.n. (Herb. 
Trin, 5431); September 19, 1914, Nurse s.n. (Herb. Trin. 8751); 
Siparia, April 14, 1916, Broadway (?) s.n. (Herb. Trin. s.n.); North 
Trace via Princes Town, August 19, 1918, Broadway s.n. (Herb. Trin. 
8836, 8837); June 1925, Hombersley s.n. (Herb. Trin. 11846). 
Catasetum cernuum (Lindl.) Reichenbach fil. in 
Walpers Ann. Bot. 6 (1868) 570. 
This species has been cited from Trinidad by Cogniaux, 
but, as Mansfeld has pointed out (in Fedde Repert. Sp. 
Nov. 81 (1982) 109), it does not occur naturally in Trini- 
dad. The specimens in the Trinidad Herbarium (Nos. 
8836, 8837) which have been identified as Catasetwm cer- 
nuum are small forms of C. barbatum. 
CarrLteya Lindley 
Cattleya Deckeri Klotzsch Allgem. Gartenz. 23 
(1855) 81. 
This species was cited from Trinidad by Cogniaux 
through a Bradford and a Crueger collection. We now 
have available several additional collections. The species 
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