helianthemum

noun

he·​li·​an·​the·​mum

ˌhēlēˈan(t)thəməm

1

capitalized : a geus of Eurasian herbs or undershrubs (family Cistaceae) having showy variously colored flowers with fugacious petals

2

plural -s : any plant of the genus Helianthemum

called also rockrose, sunrose

Word History

Etymology

New Latin, from heli- entry 1 + -anthemum

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