"growing or proceeding from within," especially with reference to a of plants including cereals, palms, plantains, etc., 1822, from endo- "within" + -genous "producing."
Entries linking to endogenous
endo-
word-forming element meaning "inside, within, internal," from Greek endon "in, within" (from PIE *en-do-, extended form of root *en "in").
-genous
word-forming element meaning "generating, producing, yielding;" see -gen + -ous. In modern formations, making adjectives corresponding to words in -gen. In some older words, from Late Latin -genus, from Latin -gena "born" (for example indigenous).