Adjective
of parasites especially rust fungi; completing the entire life cycle on a single host
Source: WordNetautoecious rust fungi Source: Internet
Fungi that lack pycniospores and aeciospores in their life cycle are termed microcyclic and always have an autoecious life cycle. Source: Internet
This can be contrasted with an autoecious parasite which can complete its life cycle on a single host species. Source: Internet