ABSTRACT

Jahrb. Wiss. Bot.

2:178, 1860. Type species:

A. stellatus

de Bary

Aphanomyces cladogamus

Drechsler

References:

Drechsler 1929; McKeen 1952b; Scott 1961.

Morphology:

Zoospores encysted at the tips of hypha-like sporangia, forming a mass of zoospores encysted after moving inside the sporangium in a row. Oogonia mostly terminal, often aggregated, covered with characteristically branched hypha-like antheridia, monoclinous. Oospores aplerotic, with single oil globules.