Peronosporales

Thesaurus

Noun

1.

Peronosporales - order of chiefly parasitic lower fungi: Albuginaceae and Peronosporaceae and Pythiaceae order Peronosporales fungus order - the order of fungi class Oomycetes, Oomycetes - nonphotosynthetic fungi that resemble algae and that reproduce by forming oospores; sometimes classified as protoctists family Peronosporaceae, Peronosporaceae - parasitic fungi: downy mildews Albuginaceae, family Albuginaceae - fungi that produce white sori resembling blisters on certain flowering plants family Pythiaceae, Pythiaceae - fungi having sporangia usually borne successively and singly at the tips of branching sporangiophores