Stook Grimmia
CR

Stook Grimmia

Schistidium trichodon

UnknownLCEULCEU

Photo: Photo: (c) Stefan Gey, some rights reserved (CC BY-NC), uploaded by Stefan Gey

Overview

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

Stook Grimmia faces severe threats from habitat degradation and loss due to air pollution, acid rain, and climate change affecting its specialized rocky substrates. The species' extremely limited distribution and small population size make it highly vulnerable to local extinctions from environmental disturbances and human activities in its restricted range.

Threat summary

Habitat

Stook Grimmia grows on exposed siliceous rocks, cliff faces, and boulder surfaces in montane and subalpine environments. The species typically occurs on acidic rock substrates in areas with specific moisture and light conditions at higher elevations.

Other threatened species in Grimmiaceae

Streamside Schistidium MossCR

Streamside Schistidium Moss

Schistidium rivulare

Unknown
Grimmia Dry Rock MossCR

Grimmia Dry Rock Moss

Grimmia plagiopodia

Unknown
Robust GrimmiaCR

Robust Grimmia

Schistidium robustum

Unknown
Sieve-tooth MossCR

Sieve-tooth Moss

Coscinodon cribrosus

Unknown

Frequently asked questions

Why is Stook Grimmia classified as Critically Endangered?
Stook Grimmia 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. Stook Grimmia faces severe threats from habitat degradation and loss due to air pollution, acid rain, and climate change affecting its specialized rocky substrates. The species' extremely limited distribution and small population size make it highly vulnerable to local extinctions from environmental disturbances and human activities in its restricted range.
Where does Stook Grimmia live?
Stook Grimmia 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 Stook Grimmia?
The main threats to Stook Grimmia 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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