An amphicarpic and tuberous legume yam Vigna lanceolata Benth., endemic to Australia, has had an extraordinary significance in the peculiar type o f farming and entire culture o f the Aboriginal peoples for tens of millennia. Our review, welding plant and human sciences, offers a concise and informative presentation of the species, by elaborating its taxonomy and morphology, describing its beneficial nutritional and medicinal properties, exploring its ecogeography, with a remarkable population abundance in the northern areas of the continent, assessing its extensive spreading as a consequence of the past fire-use environmental changes and ways o f its wilderness reconnaissance, harvest and food preparation, depicting its role in the Australian Aboriginal art, as one of the most sacred objects in the Dreamtime religion, presenting its vernacular names in 85 extinct and living Australian Aboriginal languages and concluding with opening new horizons o f its research, through recently established biodiversity and breeding programmes.