opuntiaceous

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English

Etymology

Opuntiaceae +‎ -ous

Adjective

opuntiaceous (not comparable)

  1. (botany, rare, obsolete) Belonging to the family Opuntiaceae (now mostly subfamily Opuntioideae in Cactaceae).
    • 2002, David R. Hunt, Studies in the Opuntioideae (Cactaceae), page 26:
      Early illustrations of opuntiaceous seeds: in his famous "Cactaceae of the Boundary" Engelmann (1859) provided the plate reproduced on the next page illustrating seeds and embryos of various North American (platy-) opuntias and cylindropuntias.