endotrophicadj.
/ˈɛndəʊtrɒfɪk/ Botany.
Chiefly of Mycorrhiza: nourished from within; growing within the cells of plant roots. Opposed to ectotrophic adj.
ΚΠ
1899 Ann. Bot. 13 7 The presence of an endotropic mycorhiza in the roots of the Aplectrum would lessen the tendency to the formation of an ectotropic layer with a second fungus.
1903 W. H. Lang Strasburger's Text-bk. Bot. (ed. 2) i. ii. 209 The fungal hyphæ are sometimes present..within the cells... In other cases the fungus surrounds the young roots with a dense investment of interwoven hyphæ. The former arrangement is spoken of as endotrophic, the latter as exotrophic [later edd. ectotrophic] mycorhiza.
1926 A. G. Tansley & T. F. Chipp Aims & Methods Study Vegetation ix. 158 Endotrophic [fungi] are found mainly within the cells of the roots of herbaceous plants.
1959 New Scientist 24 Sept. 528/2 The well-defined ectotrophic mycorrhizas of certain forest trees, and the more variable endotrophic condition of the majority of plants.
This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2020).
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adj.1899