FLORA OF BRAZIL. 189 
Has. On dry rocks at Praya Vermelha. FZ. July. 
Species pusilla, floribus pseudobulbisque purpureo-fuscis. 
M.uncate, (que M. nana, Hook.) et acieulari affinis. Lindley. 
124. Oncidium pumilum. Lindl. Bot. Reg. t. 920. Gen. et 
Sp. p. 205. 
Han. On trees, not uncommon. My specimens were 
obtained from a Calabash tree, at Rio Comprido. Fi. 
Sept. 
125. Burlingtonia rigida. Lindl. Sert. Orchid. t. 36. 
Haz. On Crescentia Cujute, at Rio Comprido. FI. Sept. 
125 (2). Oncidium pulvinatum. Lindl. Bot. Reg. 1839. t. 42. 
Has. On large trees, in virgin forests, on the Corcovado. 
FI. Sept. 
126. Maxillaria tricolor (Lindl. MSS.); pseudobulbis ovalibus 
suleatis diphyllis, foliis oblongis coriaceis basi angustatis, 
scapis unifloris e squamis imbricatis acutis pseudobulbum 
novum vestientibus, sepalis ovato-lanceolatis acuminatis 
petalis conformibus, labello carnoso trilobo cucullato laci- 
niis rotundatis intermedio undulato, callo solitario in 
medio. Lindley. 
Has. On rocks, in a wood at Rio Comprido. Fl. Sept. 
Flores albo-virescentes ; sepalis petalisque purpureo-ma- 
ginatis, labelli lobis apice pseudobulbisque atroviolaceis. 
indley. 
127. Maxillaria Harrisonie. Hook. Bot. Mag. t. 2927. Lindl. 
Bot. Reg. t. 897. Gen. et Sp. p. 148. 
Has. On moist shady rocks, at Praya Vermelha. Fl. Aug. 
128. Cattleya Forbesii. Lindl. Bot. Reg. t. 953. 
Has. On low trees arid on rocks, common ; generally near 
the sea. Fi, July. 
128 (2). /Etheria cespitosa (Lindley MSS.); pusilla, foliis lan- 
ceolatis basi angustatis ciliatis erectis scapo villoso equali- 
bus, floribus villosis, racemo secundo dissitifloro (nutante ?), 
bracteis lanceolatis ovario ovato duplo-longioribus, labello 
lineari canaliculato apice spathulato acuto medio suban- 
gulato, basi utrinque callis obsoletis marginalibus denticu- 
latis instructo. Lindley. 
