PRINCIPAL GROUPS OF PLANTS. 



53 





F,c ., a.,iceps purpurea. A. mycelium daveloij^ngc„„W^^^ 



like ascospore.— A, alter tsreieiu, 



the wind to the flowers of certain of the grasses, as already stated, 

 and The hfe history or cycle of growth beg.ns agam. 



