"Cassia bicapsularis" and "Cassia emarginata" redirect here. These taxa have been used for other plants too; see below.

Senna bicapsularis is a species of the legume genus Senna, native to northern South America, from Panama south to Venezuela and Colombia, and also the West Indies. It is naturalised and invasive in several coastal areas in the tropics, including the Galápagos Islands and New Caledonia. Common names include rambling senna (formerly "cassia"), christmasbush, money bush, and yellow candlewood.