ODONTOGLOSSUM. 



453 



0. nseviuin, LindUy. — A charming dwarf-growing Orchid, 

 bearing considerable resemblance to Oncidium phynmtochilum. 

 It has small ovate costate pseudobulbs, slender lanceolate 

 leaves, narrowed to the base, and spreading racemes or panicles 

 of stellate flowers, which are produced in June and July, and 

 last a considerable time in perfection. The sepals and petals 

 are narrow ovate lanceolate, attenuately acuminate, with wavy 

 margins, white irregularly blotched with rosy purple ; and the 

 slightly halberd- shaped lip is nearly of the same form, 

 pubescent, yellow on the prominently cristate disk, the front 

 part white and spotted like the petals, — Demerara; Venezuela, 

 elevation 6,000 feet ; New Grenada. 



'FlG.—Paxt., Fl. Gard., i. t, 18 ; Pescatorea, t. 13 ; Flore des Serres, t. 594 ; 

 Batem., Mon. Odunt,, t. 9. 



0. TiflRvinm majus, Lindley. — A beautiful variety of the pre- 

 ceding, producing upright spikes of much larger flowers, which 



ODONTOGLOSSUM NEBULOSUM. 



are pure white speckled all over with rich deep crimson, the 

 spots being generally larger and the whole colouration bolder. 

 The plant requires great care to grow it well ; a cool house 



