VANDES. 155 
Labellum planum, obovatum, 3-dentatum, sepalis brevius. Columna 
erecta, teres, basi bicirrhosa, postice ad cardinem anthere longè pro- 
ducta. Anthera et pollinia Cataseti. Epiphyta, Cataseti omnind 
vegetatione. 
Catasetum cristatum is intermediate between this genus and Catasetum. 
1. Myanruus cernuus. Lindl. l. c. 
Hab. supra arbores Brazilie, prope Rio Janeiro. (v. s. sp. et ic. pict. in herb. 
Hooker.) 
Racemi cernui, pedales, v. ultra. Flores luteo-virides, punctis atropur- 
pureis confertissimis notati, 
LXXXIX. CATASETUM. 
Catasetum. Richard. in Kunth. Synops. 1. 330. 
Perianthium sepius globosum, nunc explanatum. Sepala et petala sub- 
equalia. Labellum crassum, carnosum, nudum ventricosum, v. expla- 
natum fimbriatum ; sub apice saccatum, obsolete trilobum. Columna 
erecta, aptera, libera, apice utrinque cirrhosa. Anthera subbilocularis, 
antice truncata.  Pollinia 2, postice biloba v. sulcata, caudiculà maxima 
nudà demum elastic? contractili, glandulà cartilagineà subquadratà. 
Herbe terrestres v. epiphyte, caulibus brevibus fusiformibus vestigiis 
foliorum vestitis. Folia basi vaginantia, plicata. Scapi radicales. Flores 
Speciosi, racemosi, virides, nunc purpureo-maculati. 
l. Carasetum maculatum. Kunth. Synops. 1. 331. 
C. “ foliolis calycinis duobus interioribus maculatis ; labello ciliato.” 
Hab. in Regno Novo-Granatensi, prope Turbaco, alt. 180 hexap. florens 
Maio; Kunth. 
Folia membranacea, tripollicaria. Sepala angustiora, viridia ; duo lateralia 
cornuum in modum arcuatim patentia; tertium petala amplectentia. 
Petala ovata, margine subserrata, inferne nigro-maculata. Labellum 
maximum, inflatum, margine ciliatum, interne rubro-maculatum; ex 
Kunth. 
2. CaTAsETUM tridentatum. Hooker. Exot. Fl. tt. 90. 91. 
C. foliis oblongo-lanceolatis acuminatis, perianthiis compressis conniven- 
tibus, sepalis petalisque acuminatis, labello cucullato apice tridentato, 
C. tridentatum. Bot. Mag. 
? C. macrocarpum. Rich. in Kunth. Synops. 1. 331. 
C. Claveringi. Zodd. Bot. Cab. t. 1344. 
B. Floribus majoribus, sepalis petalisque acutis. 
C. Claveringi. Lindl. Bot. Reg. t. 840. 
C. floribundum. Hooker. Exot. Fl. 151. 
Hab. in America equinoctiali; in insula Trinitatis. Hooker ; B. in Brazilia 
ad sinum Sancti Salvatoris, nec non in insula Trinitatis ; Hooker. (v. v. c.) 
Sepala viridia v. luteo-viridia. Petala viridia purpureo plus minus macu- 
lata, nunc omnino purpurea. Labellum apice sepius vitellinum, intüs 
plerümque maculatum. 
I am persuaded these are all varieties, or rather states, of the same 
species, wbich flowers very differently in different states of health. C, 
