polemoniaceous
/ˌpɒlɪməʊnɪˈeɪʃəs/Botany
adjective
Of or relating to the family Polemoniaceae of chiefly herbaceous plants native to Europe, Asia, and America (including phlox and gilia), the type genus of which is Polemonium.
Origin
Mid 19th century; earliest use found in Robert Mayne (1808–1868). From Polemonium + -aceous, after scientific Latin Polemoniaceae, family name (J. Lindley Synopsis British Flora 168, replacing earlier Polemonia (A. L. Jussieu Genera plantarum 136), Poleminidae).