Grass-of-Parnassus
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Grass-of-Parnassus

Parnassia palustris

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

Overview

Parnassia palustris, the marsh grass of Parnassus, northern grass-of-Parnassus, or just grass-of-Parnassus, and bog star, is a flowering plant in the staff-vine family Celastraceae.

Grass-of-Parnassus is declining primarily due to habitat loss and degradation of its specialized wetland environments. Agricultural intensification, drainage of wetlands, and changes in traditional land management practices have significantly reduced suitable habitat across its range.

Threat summary

Habitat

Parnassia palustris is native to northern temperate parts of Eurasia where it is found in wet moorlands and marshes. It is now extinct in Algeria.

TERRESTRIAL· major

Frequently asked questions

Why is Grass-of-Parnassus classified as Endangered?
Grass-of-Parnassus is classified as Endangered — facing a very high risk of extinction in the wild — because population numbers are declining steeply and key habitats are under sustained pressure. Grass-of-Parnassus is declining primarily due to habitat loss and degradation of its specialized wetland environments. Agricultural intensification, drainage of wetlands, and changes in traditional land management practices have significantly reduced suitable habitat across its range.
Where does Grass-of-Parnassus live?
Grass-of-Parnassus 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 Grass-of-Parnassus?
The main threats to Grass-of-Parnassus 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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