Generality
Clostridium is the name of a genus of Gram-positive bacteria with particular characteristics, including forced anaerobiosis, existence in nature both in the vegetative state and in the form of a spore, the great diffusion in the environment and the rod-like form.
What's a Clostridium?
Clostriudium is the name of a genus of Gram-positive, obligate anaerobic, spore-forming, rod-like (rod-shaped) bacteria.