Which of the following has a name that translates as heart and seed: Cardiospermum or Echinocereus?
Cardiospermum: Cardiospermum is a genus of approximately 14 species in the soapberry family, Sapindaceae, which are native to the American, Indian, and African tropics. Cardiospermum:  The genus name is derived from the Greek words καρδία, meaning "heart," and σπέρμα, meaning "seed."
i don't know