tropæolaceous

tropæolaceous, a. Bot.

(trəʊpiːəʊˈleɪʃəs)

[f. mod.L. Tropæolāce-æ (f. Tropæolum) + -ous: see -aceous.]

Belonging to the Natural Order Tropæolaceæ, typified by the genus Tropæolum; regarded by some as a division of Geraniaceæ.

in Cent. Dict. Suppl.