Table 1.

Selected sources of cardiac glycosides

Scientific name	Common name	Selected cardioactive steroids	Steroid subclassification
Antiaris toxicaria		Antiarin	Cardenolide
Asclepias sp.	Milk weed		Cardenolide
Cascabela thevetia or Thevetia peruviana (previously T. neriifolia)	Yellow oleander	Thevetin A and B, peruvoside, neriifolin, thevetoxin, ruvoside, theveridoside	Cardenolide
Cerbera odallam	Sea mango	Cerberin	Cardenolide
Calotropis gigantea	Crown flower		Cardenolide
Convallaria majalis	Lily of the valley	Convallarin, convallamarin, convallatoxin	Cardenolide
Digitalis sp (including D. lanata and D. purpurea)	Foxglove	Digoxin, digitoxin	Cardenolide
Drimia maritima (Urginea maritima)	Squill	Glucoscillarene A, proscillaridine A, scillarene A, scilliglaucoside and scilliphaeoside	Bufadenolide
Homo sapiens	Human beings	Marinobufagenin, ouabain	Bufadenolide and cardenolide
Kalanchoe sp			Bufadenolide
Nerium oleander	Common oleander	Oleandrin, folineriin, adynerin, digitoxigenin	Cardenolide
Rhinella marina	Cane toad	Bufalin, marinobufagenin, telocinobufagin	Bufadenolide
Strophanthus sp		Ouabain (g–strophanthin)	Cardenolide