Oncidium 



degree requisite. But we are improving ; I 

 myself have older plants, which increase year 

 by year. Drying them too mvich is the common 

 fault. I give them water once a week while resting. 

 Brightest primrose-yellow, sepals and petals barred 

 with chestnut brown, sometimes almost black ; 

 lip very broad, of the clearest primrose. Scented. 

 Autumn. Mexico. 1840. 5.s. Does better with 

 the Cattleyas. 



Uiuhdatum (wavy). — Of the small-lipped section. 

 Sepals bronze ; petals white, blotched with mauve ; 

 lip purple. May and June. New Granada. 10s. Gf/. 



Unguicidatu'iii.—A^ large species, not generally 

 valued, because the flowers come out one after 

 another, but on that very account useful. The tall 

 branching spike will give a handsome " button- 

 hole " daily for weeks in the dullest season of the 

 year. A variety of tigrinum, which it resembles in 

 colour, but less showy. Mexico. December and 

 January. 



Varicosum (warty). — The smaller and less striking 

 type, of which One. Rogersi is a grand variety. 

 July to August. Brazil. 1850. 5.s. 



Rogersi. — The most conspicuous of cool-house 

 orchids, bearing sometimes a hundred flowers, two 

 inches across, with small sepals and jJetals mottled 

 pale cinnamon, and a great lip of the brightest 



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