ONCIDIUM. (50) (Hym.) PLURITUBERCULATA. 
* 175. 0. ensatum. Lindl. in B. Reg. 1842, misc. 15. 
Wild in Guatemata— Skinner; Mexico, near Oaxaca — 
Hartweg, (v. v. ¢.) 
Panicle very open, _— only branched, gga Ss at the point, 
with conspicuous —" us mucronate bra narrow, like a 
straight two-edged swo 
* 176. 0. dichromaticum, Rchb.f. in Bonpl., Ap. 1, 1855! 
Wild in —. Cultivated by Booth and Sons, of Hamburgh. 
eaves of this are undescribed, and I am not certain how it is to be 
f 
obed a’ ith ly 
pair of long legs in front, and a short t eed Mpeeetoty while in O. ensatum it 1s 
distinctly five lobed, in ain to ates two front legs, These would seem to 
be sufficient difference 
* 177. 0, guttulatum. Rchb.f. in litt. 
Wild in ———. Obtained from the garden at Herrenhausen, 
(v. 8. e. comm. cel. Rehb. 
owing is Prof. — s description :—* Sepala lanceolata, acuta, 
me 
rostellum 
trilobum ; ale angustz quadratulze, sittin Pocket 2 rThe’ appearance 
of the specimen before me is that of One. lentiginoswm. 
178. 0. eruciferum. Rehb. f. in Bonpl., May 1, 1854! 
Wild in Penu—Warczewicz. 
ar 0. excavatum, oy with a cruciform crest eT at geet end 
‘anic’ 
179. 0. cerebriferum. Rchb.f. in B. Zeit. 1852, p. 695! 
Wild in Veracva; Chiriqui, at 4-6000 ft.— Warczewicz. 
Much like like the last in the form of the flowers ; but the column is very short, 
sisi ae Chola oe erruciform, ent, and almost hidden by the crest. Of 
the * the centre is occupied by a thick, downy, blunt tooth, on ea 
of which are about four smoother short tubercles. It is = much like 
0. ansiferam (no ee ee eine co compared. 
