E-Flora BC: Electronic Atlas of the Flora of British Columbia

Aneura pinguis (L.) Dumort.
greasewort
Aneuraceae

Species Account Author: Wilf Schofield

Introduction to the Liverworts of BC

Distribution of Aneura pinguis
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Species Information

Species description:
Gametophytes a pale or dark green, somewhat greasy irregularly branched brittle fleshy thallus with somewhat undulate margins and blunt apices, creeping, 2-5 cm long, 3-5 mm wide, margins 1-3 cells thick but centre of thallus 10-18 cells thick, rhizoids colourless, sometimes scarce. Dioiceous. Involucre perpendicular to thallus, cylindric, somewhat hairy, very pale green to nearly white. Sporangia on thick seta, cylindric, ruptuting to reveal elaters at tips of divisions appearing in summer and not frequent.

Similar Species:
Resembling several species of Aneura, and when sterile difficult to distinguish from them.

Habitat / Range

Habitat

On calcareous, usually moist sites, in fens and on cliffs, at both higher and lower elevations.

Range

World Distribution

Widespread in both the Northern and Southern Hemispheres: throughout North America, Europe and Asia, extending into tropical areas and t Australia and New Zealand.

BC Distribution

Undoubtedly under-collected, but widespread in the province.

Status Information

Scientific Name	Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Aneura pinguis	Native	S5	Yellow	Not Listed
Aneura pinguis var. pinguis		S4 (2021)	Yellow	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer, the authoritative source for conservation information in British Columbia.

Taxonomic and Nomenclatural Links

Genetic information (NCBI Taxonomy Database)
International Plant Names Index
Integrated Taxonomic Information System
Bryophyte Flora of North America

Additional Range and Status Information Links

NatureServe Explorer
USDA

Additional Photo Sources

Images From CalPhoto
Google Image Search
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General References

Google Scholar Search

Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-05-18 6:18:00 AM ]

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