CR

Dicranella ditissima

Unknown

Overview

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

Dicranella ditissima faces severe threats from habitat destruction and fragmentation of its specialized bryophyte communities. The species' extremely limited distribution makes it particularly vulnerable to localized environmental changes, including altered moisture regimes and substrate disturbance. Climate change poses an additional risk through shifts in precipitation patterns that could affect the delicate microhabitat conditions this moss requires for survival.

Threat summary

Habitat

Dicranella ditissima occupies highly specialized microhabitats on moist, shaded rock surfaces and soil banks in temperate forest environments. The species requires specific moisture and light conditions, typically found in sheltered locations with consistent humidity levels.

Other threatened species in Dicranellaceae

CR

Dicranella consimilis

Unknown
Spur-necked Forklet MossCR

Spur-necked Forklet Moss

Dicranella cerviculata

Unknown

Frequently asked questions

Why is Dicranella ditissima classified as Critically Endangered?
Dicranella ditissima 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. Dicranella ditissima faces severe threats from habitat destruction and fragmentation of its specialized bryophyte communities. The species' extremely limited distribution makes it particularly vulnerable to localized environmental changes, including altered moisture regimes and substrate disturbance. Climate change poses an additional risk through shifts in precipitation patterns that could affect the delicate microhabitat conditions this moss requires for survival.
Where does Dicranella ditissima live?
Dicranella ditissima 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 Dicranella ditissima?
The main threats to Dicranella ditissima 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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