heterœcism

== English == === Alternative forms === heteroecism === Noun === heterœcism (uncountable) (mycology) Development of different stages of the same growth on different host‐plants; production of the æcidiospores or conidia of a fungus on one host, and of its uredospores and teleutospores on another. ==== References ==== heterœcism in The Century Dictionary, The Century Co., New York, 1911