heterœcism

See also: heteroecism

English

Alternative forms

• heteroecism

Noun

heterœcism (uncountable)

1. (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.
   • 1881, Charles B. Plowright, Grevillea, volume X, page 34:

     Without entering upon the question generally, of whether most superstitions have not a strain, however meagre, of truth underlying them, this sentiment has not been without considerable influence in rendering us chary of accepting the heterœcism of Puccinia graminis.

References

• heterœcism in The Century Dictionary, The Century Co., New York, 1911