BEER — SPORE-DEVELOPMENT. 
18. 
"Holihj'lil.h. e b imp . 
c 'An/iaZs of Botany, 
J* "O ' 
■ k \ 
i"* * % \ 
la*. 
lc. 
Voi.ixv. pixm. 
Id. 
9a. 
