'Heartseed' definitions:

Definition of 'heartseed'

(from WordNet)
noun
Herbaceous vine of tropical America and Africa [syn: heartseed, Cardiospermum grandiflorum]

Definition of 'Heartseed'

From: GCIDE
  • Heartseed \Heart"seed`\ (h[aum]rt"s[=e]d`), n. (Bot.) A climbing plant of the genus Cardiospermum, having round seeds which are marked with a spot like a heart. --Loudon. [1913 Webster] heartshaped