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  Cunninghamella echinulata

The spores in Cunninghamella originate synchronously from a spherical vesicle at the tip of the sporophore or one of its branches.   At maturity each spore is covered with long, sharp, needle-like spines of calcium oxalateIn this micrograph the spores on the terminal vesicle have matured and dispersed. Click here to see the remarkable Cunninghamella spores .  

Students:     The spores are sometimes called conidia and sometimes called sporangia.    Explain!