Subject ASC0003pjk
Journal of botany, British and foreign.
v. 14 1876, Page 116 (1876)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 9103305
Keywords
Pythium vexans magnify magnified view de bary mycelium tube oogonia mature antheridia oospore germinate zoospore spore Potato Fungus fungus potato mycology peronospora saprolegnia