Absence of rhizoids is the characteristic feature of
Mucor species can be differentiated from moulds of the genera Absidia, Rhizomucor, and Rhizopus by the shape and inseion of the columella, and the lack of stolons and rhizoids Rhizoids are protuberances that extend from the lower epidermal cells Ref: Baveja 5th ed pg: 566
Rhizopus
Absidia
Mucor
All the above
mycology