Narrow-fruited Water-cress
CR

Narrow-fruited Water-cress

Nasturtium microphyllum

Unknown

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Nasturtium_microphyllum

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Small-leaved Watercress faces severe threats from habitat degradation and loss of suitable freshwater environments due to pollution, agricultural runoff, and urban development. Water quality deterioration and hydrological modifications to streams and wetlands have significantly reduced available habitat for this aquatic plant species.

Threat summary

Habitat

Small-leaved Watercress inhabits shallow freshwater environments including slow-flowing streams, springs, ditches, and marshy areas with clean, nutrient-rich water. The species typically grows in partially submerged conditions along stream margins and in wet meadows where water levels remain relatively stable.

FRESHWATER· majorTERRESTRIAL· majorFRESHWATER· major

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EN

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Frequently asked questions

Why is Narrow-fruited Water-cress classified as Critically Endangered?
Narrow-fruited Water-cress is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Small-leaved Watercress faces severe threats from habitat degradation and loss of suitable freshwater environments due to pollution, agricultural runoff, and urban development. Water quality deterioration and hydrological modifications to streams and wetlands have significantly reduced available habitat for this aquatic plant species.
Where does Narrow-fruited Water-cress live?
Narrow-fruited Water-cress occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Narrow-fruited Water-cress?
The main threats to Narrow-fruited Water-cress are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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