Sclerospora
noun
Scle·ros·po·ra
Definition of Sclerospora
: a genus of downy mildews (family Peronosporaceae) parasitic on various grasses and having thick-walled resting spores that are united with the walls of the oogonia
From the M-W Editors
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Origin and Etymology of sclerospora
New Latin, from scler- + -spora
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