Starry stonewort Nitellopsis obtusa

Status Red - Endangered & Critically Endangered
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Colour
Habitat

A simple water plant with whorls of narrow leaf-like branches along its length.

It is often robust and up to 60 cm long, with long, branching ‘leaves’ and tiny starry bulbils along the lower parts of the stem.

Distribution

It can be found at several sites in the Norfolk Broads and one near the Severn Estuary.

Habitat

It grows in water up to 6m deep in areas of limestone or chalk near the sea, thus in slightly salty water.

Status

Classified as Endangered.

Key threats

Nutrient enrichment of the water from fertilisers is its main threat.