156 
cularly of those otherwise desirable species which do not seem 
to thrive under average garden conditions. Mrs. Fox is giving 
d that si a 
intervarietal crossing. In order to secure seed of any species of 
ilium it is necessary to rene plants that are either self-compati- 
ible or cross-compati 
Other types of cane have been observed such as intersexes 
in L. croceum and impote: ie ecu! from hybridity in L. 
Batemanniae. A rather ee — of the types 
and ae extent 2 sterilities in all the spec! 
I. Hybridization. Many crosses fees cats and be- 
tween seh species have been made with the hope of 
