TETRA. MACROPETALA. (19) ONCIDIUM. 
the Serra do Mar, and near Hytu, in the province of St. 
Pauls—Martius, (v. v. ¢. et 8. sp.) 
Flowers ina close panicle, yellow and brown. Column and anther downy. 
Anther-bed cucullate, Pseudobulbs always one-leaved. 
56. 0. Warezewiczii. chd. ie in Bot. Zeit. 1852, p. 693! 
Wild in eetk Rica and Verae on Oaks he 8- See — 
Warczewi he the aeniten stood a 
Novenber, ‘nd the a perishes as soon as it ican ito 
the warm zone. Te 
Flo as large as sasadiein: aap er, ah the = = the 
mille bare ed 08 bs aud ite points of the Rac with from eight 
ing to " f. D 4 Mai are very ire aad 
ences as | oad as the stalked ovaries ; lower sepal with two acute lobes. 
Petals somewhat blunt. Lip scarcely unguiculate, rounded on either side, 
narrow, most then ligulate. Crest narrow, three-to othed in front, the 
lateral teeth turned outwards and prostrate, that in the middle a keel. 
Column seas with three-lobed column-wings, the upper lobe being —_- 
the lower = and crenulate. This exactly agrees with a flower given m 
by Prof, Reh 
57. 0. Gardneri, Lindley, in Lond. Journ. Bot., II. 662. 
Wild in Brazix; on trees in the forests of the Organ Moun- 
tains—Gardner, (v. s. sp.) 
Very near 0. crispwm and Forbesi, from which it differs in the form and 
‘chiapas of the lip, and the 2 small column wings. Flowers mode- 
rately large, brown, with a yellow 
* 58. 0. amictum. Jindley, in Bot. Reg. 1847, t. 66. 
Wild in Braztt—Hort. (v. v. ¢.) 
and brown, v —— 7 the middle lobe of lip 
and i with a 
‘ance 
: 
i 
a pair rok ie verging 
shaped ‘vet in merger ee tabitind ah: take a k. 
59. 0. tripterygium. 2chd. f. in Bot. Zeit. 1852, p. 694. 
Wild in Perv ; near Loxa— Warczewicz. 
Flowers as large as in 0. zener ale, golden yellow and brown. Dorsal 
sepal acuminate, lower with two acute lobes. Lip panduriform, with the 
basal lobes blunt and crisp, the : one very large, subsessile and two- 
lobed. — with a membranous microscopically toothletted border, 
Crest of lip carinate, toothletted, rather m ek ou * pair of legs in 
front.— Rchb. f. 
* 60. 0. Forbesi. Hooker, Bot. Mag. t. 3705. 
Wild in Brazit; Minas Gerie me Were, 770; rare on trees 
in virgin forests of the Organ Mountains—G ardner, 5872 , (2. 
v. €. et 8. sp.) 
A very fine plant resembling 0. oe: with large brown flowers gees 
up with yellow near the edges. Its sharp colump-ears always banded 
lines = istic. In general, the crest consists of five gett: 
equidistant warts & but the two middle ones are sometimes obsolete. te, 
