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

Woodsia ilvensis (L.) R. Br.
rusty cliff fern (rusty woodsia)
Dryopteridaceae (Wood Fern family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #19758)

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Distribution of Woodsia ilvensis
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Species Information

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General:
Deciduous perennial arising in clusters from a short rhizome.
Leaves:
Narrowly lanceolate, 3-20 cm long, 1.5-4 cm wide, with jointed stipes and 2-pinnate blades; rachis with abundant hairs and scales, but without glands; segments entire or shallowly lobed.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry rocks and scree slopes in the montane to alpine zones; infrequent in N, SC and E BC; circumpolar, N to AK, YT and NT, E to NF and S to NC, IL and MN; Eurasia.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Woodsia ilvensis

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)
Site Information
 Value / Class

Minimum

Average

Maximum
Elevation (metres) 1085 1488 1891
Slope Gradient (%) 10 17 25
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W] 		110 120 130
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric] 		0 2 4
Modal Nutrient Regime
Class		 C
Number of field plots
 species was recorded in:		 2
Modal BEC Zone Class
 ESSF
All BEC Zones (# of stations/zone) species was recorded in: ESSF(2)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Woodsia ilvensis var. gracilis G. Lawson

Taxonomic and Nomenclatural Links

Flora North America treatment for Dryopteridaceae
 Flora North America treatment for Woodsia ilvensis
Genetic information (NCBI Taxonomy Database)
 International Plant Names Index
 Taxonomic Information from the World Flora Online
 Integrated Taxonomic Information System

Additional Photo Sources

Images From CalPhoto
UT Austin's Native Plant Database
 Google Image Search
 Flickr Image Search

General References

Google Scholar Search
Family References
 General Botanical References for BC
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: 2024-09-28 9:17:29 PM ]
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