arum — any plant of the aroid genus Arum, of Europe and the Mediterranean region, having arrow-shaped leaves and a typically white spathe
gerome — Jean Léon [zhahn ley-awn] /ʒɑ̃ leɪˈɔ̃/ (Show IPA), 1824–1904, French painter and sculptor.
Four-or-more syllable rhymes
arrow arum — a North American plant, Peltandra virginica, of wet areas, having large, arrow-shaped leaves and inconspicuous flowers enclosed in a narrow, pointed spathe.
water arum — an aquatic arum plant, Calla palustris, of the North Temperate Zone, having heart-shaped leaves, tiny green flowers, and red berries.