Rhizopus microsporus var. rhizopodiformis, microscopy-3

Sporangiophores are brown, unbranched, raising singly or in a small bunch from nodes with rhizoids. Columellae are subspherical or pyriform occupying a large part of the sporangium.

胞子嚢柄は褐色，非分枝性，仮根のある節まら一本あるいは少数束になって生じる．
柱軸は亜球形，胞子嚢の大きい部分を占める．