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

Polypodium amorphum Suksd.
irregular polypody
Polypodiaceae (Polypody family)

Introduction to Vascular Plants

Distribution of Polypodium amorphum
Click here to view our interactive map and legend

Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.

Illustration Source: The Illustrated Flora of British Columbia

General:
Perennial evergreen arising singly or in small clusters along an elongated, scaly rhizome.

Leaves:
Lanceolate, 4-40 cm long, 2-7 cm wide, leathery, oblong, pinnately cleft with broad, rounded sinuses and oblong entire segments with more or less parallel sides; rachis smooth throughout.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry to mesic rocks and rock fissures from the lowland to subalpine zones; infrequent in coastal BC and in the Fraser River Canyon; S to OR.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Polypodium amorphum

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
Site Information	Minimum	Average	Maximum
Elevation (metres)	3	239	1792
Slope Gradient (%)	0	39	135
Aspect (degrees) [0 - N; 90 - E; 180 - S; 270 - W]	23	19	360
Soil Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric]	0	2	7
Modal Nutrient Regime Class	B
Number of field plots species was recorded in:	68
Modal BEC Zone Class	CDF
All BEC Zones (# of stations/zone) species was recorded in:	BG(1), CDF(47), CWH(16), ICH(1), MH(1), PP(1)
Source: Klinkenberg 2020

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.

Status Information

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Native	S5	Yellow	Not Listed

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

Synonyms and Alternate Names

Polypodium montense F.A. Lang

Taxonomic and Nomenclatural Links

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

Additional Range and Status Information Links

Burke Museum of Natural History (Washington State records)
CalFlora
Consortium of Pacific Northwest Herbaria records
Jepson Interchange
NatureServe Explorer
USDA

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: 2024-05-10 5:00:33 AM ]

Disclaimer: The information contained in the E-Flora atlas pages is derived from expert sources as cited in each section. This information is scientifically based. E-Flora also acts as a portal to other sites via deep links. As always, users should refer to the original sources for complete information. E-Flora BC is not responsible for the accuracy or completeness of the original information.