392 



ORCHIDS 



Onciclium. 



bright green leaves 5in. by lin. The slender scape springs from 

 the base of the ripened pseudo-bulb, and is about Sin. long ; it 

 bears from live to fifteen flowers, each i?,in. across. Sepals and 

 petals nearly equal, -Jjin. long, pale yellow, with purplish blotches ; 

 lip spreading, kidney-sha]ied, with a short, stalk-like claw, the edges 

 wavy, and the colour pale yellow ; crest large and prominent, two- 

 lobed, smooth, shining dark purple ; column short, with a pair of 



Fig. 133. Flo\vers of Oncidium excavatdm 



(nat. size). 



rounded wings. Brazil, 1S72. This species should be grown on a 

 block of soft wood, and a little sphagnum should be placed about 

 its roots. It likes plenty of moisture whilst growing, but should be 

 rested fairly dr)-. A position near the glass in the cool intermediate- 

 house suits it best. (B. M., t. 6494.) 



O. divaricatum (Z/W/.).— Pseudo-bulbs round, much com- 

 pressed. Leaves 9in. to \^m. long, broad, leathery. Scapes slender, 



