compositous en · ADJ
Etymology
From composite + -ous.
Meanings
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(not-comparable) Belonging to the Compositae; composite.
I know of no case better adapted to show the importance of the laws of correlation in modifying important structures, independently of utility and, therefore, of natural selection, than that of the difference between the outer and inner flowers in some Compositous and Umbelliferous plants.
1859 November 24, Charles Darwin, “Laws of Variation”, in On the Origin of Species by Means of Natural Selection, […], London: John Murray, […], →OCLC, page 144: