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

Cystopteris montana (Lam.) Bernh. ex Desv.
mountain bladder fern (mountain bladderfern)
Dryopteridaceae (Wood Fern family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #66433)

E-Flora BC Static Map
Distribution of Cystopteris montana
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Species Information

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General:
Deciduous perennial arising singly from a thin, long-creeping rhizome.
Leaves:
Thin, broadly triangular, on long stipes, blades triangular, 5-15 cm long, about 5-15 cm wide, 3-4 ternate-pinnate, with oblong-lanceolate ultimate segments.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to wet calcareous scree slopes, rock outcrops and damp woods in the montane and subalpine zone; rare in N BC north of 54degreeN and in the Rocky Mountains; circumpolar, N to AK, YT and NT, E to AB, disjunct in ON, PQ and NF and disjunct S to CO; Eurasia.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Cystopteris montana

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) 760 1074 1580
Slope Gradient (%) 0 21 140
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
10 3 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 4 7
Modal Nutrient Regime
Class
D
Number of field plots
 species was recorded in:
18
Modal BEC Zone Class
SBS
All BEC Zones (# of stations/zone) species was recorded in: BWBS(2), ESSF(3), ICH(4), MS(1), SBS(4), SWB(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

Filix montana (Lam.) Underw.
Rhizomatopteris montana

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References