Gearum is genus of flowering plants in the family Araceae. It contains only one described species, Gearum brasiliense, native to central Brazil (States of Tocantins + Mato Grosso).Kew World Checklist of Selected Plant FamiliesBown, Demi (2000). Aroids: Plants of the Arum Family. Timber Press. .Forzza, R. C. 2010. Lista de espécies Flora do Brasil Jardim Botânico do Rio de Janeiro, Rio de Janeiro
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