Classification of Plants 



279 



D. uniflora^ Berg. (usually\ called ^^<3!/2^/)f(i'rrt) is the finest one, 

 although others are quite beautiful if less showy. 



In "Flora Capensis," the species oiDisa with the lip posterior 

 are separated to form the genus Orthopenthea. 



Fig. 251. — Disa racemosa, Linn. 



Those with the glands of the pollinia united are placed in 

 the genera Monadetiia (odd sepal spurred), Amphigeiia (rostel- 

 lum without appendage), Herschelia (rostellum 3-toothed). 



Schizodium is similar to Disa, but the sharp angles at 

 the nodes will tell this genus. Petals narrow, 2 -lobed at the 

 tip, or twisted, and often eared at base. The lip is another 

 distinguishing feature. It is as long as the sepals, narrowed 

 above the base and often pointed, or the tip may be broad and 

 waved, marking the lip into three distinct parts — a lower, 

 upper, and middle. 



Disperis, Pterygodium, and Ceratandra are nearly 



