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Jasarum: South America’s Aquatic Aroid

Jasarum is a monotypic genus of flowering plants in the Araceae family, represented solely by Jasarum steyermarkii. It is the only fully submerged aquatic aroid endemic to South America, thriving in acidic blackwater rivers of Venezuela and Guyana.

See the species list below

JASARUM SPECIES

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Jasarum steyermarkii Rare aquatic Araceae endemic to Venezuela and Guyana, Jasarum steyermarkii features submerged ribbon‑like leaves and emergent inflorescences; prized by aquarium collectors.

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