Also found in: Thesaurus.
Switch to new thesaurus
|Noun||1.||genus Arum - type genus of the Araceae: tuberous perennial herbs of Europe and Asia with usually heart-shaped leaves|
liliopsid genus, monocot genus - genus of flowering plants having a single cotyledon (embryonic leaf) in the seed
Arum maculatum, cuckoopint, lords-and-ladies, jack-in-the-pulpit - common European arum with lanceolate spathe and short purple spadix; emerges in early spring; source of a starch called arum