MORPHOLOGY OP BLASIA PUSILLA 
439 
Leitgeb 10 says, ‘ ‘ Gemmas grow into male plants and those bear- 
ing flasks.” The writer is not prepared to dispute this idea, 
nz- 
cupules. 10-11, Early stages in formation of cupule neck. 
until further investigation has been made, but is doubtful if 
such is the case. The occurrence of flasks on the archegonial 
