iy of the same length as the petals, somewhat trapeziform, 
rounded at the apex, retuse, scarcely three-lobed, somewhat cari- 
nated above, white, with numerous small purple spots on the 
throat, a large dark purple blotch on the disc, and the apex 
~ 
broadly margined with paler purple, with about seven dark — ; 
purple longitudinal streaks. Column white, slightly tinged with — 
urple, subquadrate, with two truncated erect or slightly reflexed — 
rns, between which is situated the helmet-shaped, purplish — 
ther-cell ; the four narrow yellow pollen-masses cohere into an 
