ONCIDIUM. 495 



acute, and the flowers in simple erect or nodding racemes on 

 very slender scapes. The sepals and petals are small ovate 

 acute, white or dull purple with green tips, and the lip is 

 broader than long, the front lobe almost reniform, white with 

 purple blotches, and three small calli at the base, but in the 

 manner of its markings and the intensity of its colour it 

 appears to be very variable. — Ecuador. 



Fig.— Bot. Mag., t. 6708. 



0. oWongatum, Lmdley. — A handsome free-flowering 

 species, of compact habit. It has short thick pseudobulbs, 

 light green foliage about a foot in length, and very showy 

 flowers of good size, and of a clear sulphur with bright light 

 reddish brown specks at the base of all the parts ; the petals 

 are wider than the sepals and blunter, and the lip has the 

 middle lobe deeply fissured. It blossoms during the winter 

 months, and continues a long time in perfection. The plant 

 succeeds best in a pot. — Mexico. 



Fig.— Paxt. Fl. Card., ii. 9, fig. 137. 

 Syn. — 0. xantkochlorum. 



0. Obryzatum, Rchb. f. — A showy species of neat compact 

 habit, and growing freely in the cool house. The pseudo- 

 bulbs are oblong-ovate compressed, monophyllous, with acces- 

 sory basal leaves, oblong-ligulate in form. The flowers are 

 produced in great abundance in branched panicles, and are 

 bright yellow barred with brown, and yielding a delicious 

 perfume. The branches of the panicle are short and flexuose, 

 the sepals and petals are all reflexed, and the Hp, which has a 

 long claw-like isthmus and a broad reniform two-cleft anterior 

 lobe, is clear yellow with an orange red stain about the crest. 

 There are many varieties of this plant. — Peru . 



FlG.—Gartenflora, t. 925. 



0. ornitliorliyiiclllin], Humboldt, Bonpland, and Kunth. — 

 A pretty free-flowering species, which has ovate-oblong com- 

 pressed two-leaved pseudobulbs, ensiform acuminate leaves, 

 and crowded gracefully drooping panicles, a foot long or 

 more, of small but fragrant flowers of a clear rose, deeper in 

 some forms than in others. The sepals and petals are wavy 

 oblong, the latter broadest, and the lip is three-lobed, dilated 

 rounded and emarginate at the point. There are two varieties 

 of this, one having darker and larger flowers. It blooms 

 during the autumn and winter months. This plant does best 



