2559 a 
( ) = A. a. Axel a Ado haces 
a 
 QCaTASETUM TRIDENTATUM. TRINIDAD 
CATASETUM. | 
Class and Order. 
Gynanpria Monanpria. 
Generic Character. — 
Corolla resupinata. Petala quinque, subequalia. La- 
bellum (nectar. L.) saccato-concavum. Columna bicornis : 
corua retrorsa, filiformia, arcuato-conniventia. Anthera 
operculata, columna infra apicem ittenuato -subulatum 
insidens. Pollinis masse duz, pedicell communi suffultee, « 
Rich. Mss. in Kunth Syn. mutatis terminis. 
eviore, petalis 
ioribas 
Riessasten isa very spl 
to the natural order of Orchide 
humber has been in our ¢ r 
better understood, than 
agp 
od, than, till of late years, was Sup- - 
Posed possible. Although it is not long. since this genus 
vas first established by the late M. Ricuanp, in Kunta’s Sy- 
Hopsis of the Plants collecte by Humsoxpr and Bonerann, 
1) the tropical regions of America, five distinct species have 
been already enumerated by Mr. Lanpuey in the Botanical 
Register. : oes 2 had 
We had no opportunity of examining this plant our- 
S €s, we cannot tie pe description of it; and. 
p<. therefore extracted the complete one in Hooxer’s 
“otic Flora only remarking that, the flower being resup!- 
» the Jabellum as in some other orchideous plants, at 
