ONCIDIUM. ( 24 ) TETRA. MICROPETALA. 
(A) Flowers whole-colour 
(B) binclor, Sepals and als and apes of lip spotted with brown. 
icolor. Lindley, in Bot. Reg. t. 
The = varieties differ only in colour ; ae have bright yellow flowers, 
almost white at the back. They form, when vigorous, a great branching 
panicle. The lateral sepals are joined at the base, but only for a short 
distance. The figure of meget in the “ B. R.” is from a poor weak specimen; 
the two elevated lines below middle tooth of the crest are not sufficiently 
elevated or tooth-like at the veoh 
* 75. 0. maculosum. Lindley, in Bot. Reg. sub t. 1920. 
Wild in Brazit; in the province of Mines—Martius, (v. s. sp. 
in hb. Martius.) 
Leaves two, esas four to five inches long. Scape nearly two feet high, 
with a small, somewhat panicled raceme. Lip about an inch broad, 
76. 0, Blancheti. Lchb. f. in Innnea, XXII. 845. 
Wild in Brazt ; haga hates (f. Rebb.); Minas 
Geriie der.) 
— Widgren, 772, (v. s. sp. ¢ cel. Son 
A grass-leaved = = a close eae erect raceme of smal] flowers. 
Bracts somewhat glumaceous, not more than one line and a half asunder. 
The erest consists of ive excessively ru tortuous lines near the 
base, as many shorter and broad-ended ones of the same character in front, 
and a couple of little tubercles at a short distance on each side, 
* 77. 0. viperinum, LO. p. 197. 
O. confragosum. Lindley, in Bot. Reg. 1838, misc. 92. 
Wild on the Urvevay; on dead trunks of trees— Tweedie ; 
Buenos Ayres—Miers, (v. s. sp. in hb. Hooker and Miers.) 
Lip much smaller than in 0. bifolium, = — crest quite different. 
Flowers pale straw-colour. Misled by Garden inaccuracy I was ah to make 
out of this another species, 0. seafeapain, falsely said to be Mex 
78. 0. disciferum. 
O. folio oblongo apiculato, scapo 4 basi paniculato paniculé 
pyramidali, sepalo inferiore bilobo, petalis obovatis acutis, ares 
Wild in  Roxsvia— Brig (v. 8. 
sp-) 
Whole plant a high. _Pseudobulbs oblong, ribbed. Flowers appa- 
rently with a ie & lip, and olive-green whole- coloured sepals and sede 
* 79. 0. varicosum, Lindley, in Bot. Reg. sub t. 1920. 
Journ. of Hort. Soc., V. 143. 
Wild in Brazi1t—Prince Max. of Wied Neuwied in hb. Martius, 
(v. 8. sp. et v. €.) 
ida dasiecgriving species, of considerable bean beauty. The a reres ee 
—— pen ae is et glaucous, 
a 
