- moonseed - plant of the family Menispermaceae having red or black fruit with crescent- or ring-shaped seeds
--1 is a kind of vine
--1 is a member of Menispermaceae, family Menispermaceae, moonseed family
--1 has particulars:common moonseed, Canada moonseed, yellow parilla, Menispermum canadense; Carolina moonseed, Cocculus carolinus