arum

/ (ˈɛərəm) /

noun

any plant of the aroid genus Arum, of Europe and the Mediterranean region, having arrow-shaped leaves and a typically white spatheSee also cuckoopint
arum lily another name for calla (def. 1)

Word Origin for arum

C16: from Latin, a variant of aros wake-robin, from Greek aron
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for arum