Jamesoniella undulifolia


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Jamesoniella undulifolia
Species Authority: (Nees) K.Muell.

Assessment Information [top]

Red List Category & Criteria: Vulnerable A1ac ver 2.3
Year Published: 2000
Date Assessed: 2000-01-01
Needs updating
Assessor(s): Bryophyte Specialist Group
Reviewer(s): Hallingbäck, T., Hodgetts, N., Geissler, P. & Tan, B. (Bryophyte Red List Authority)
A decline of populations has occurred in at least part of its distribution area, and more than 20% of its populations have probably disappeared within the last 30 years (three generations). This species therefore meets the IUCN criteria for Vulnerable.

Geographic Range [top]

Range Description: Several old localities are known but it has disappeared from most of these in Europe; very few sites are unspoiled today except for several recently found sites in northern Asia (Siberia, Chukotka, Kamchatka, Manchuria) where it may be more common than is currently known.
Austria; China (Heilongjiang, Jilin, Liaoning); Czech Republic; Denmark; Finland; France; Germany; Greenland; Korea, Democratic People's Republic of; Norway; Poland; Russian Federation; Sweden; Switzerland; United Kingdom (Great Britain)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: In fens and mires.
Systems: Terrestrial

Threats [top]

Major Threat(s): Habitat destruction by drainage, flooding for reservoirs, forest planting and cattle grazing.

Citation: Bryophyte Specialist Group 2000. Jamesoniella undulifolia. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 29 March 2015.
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