Pteridaceae

Hemionitis bridgesii (Hook.) Christenh.

Also mentioned in the literature as Pellaea bridgesii. (?)

Geographic distribution (?)

Ppb357 Map V1 1024x563

Confirmed occurrences (?): California, Idaho, Nevada, Oregon

Ecology

Found in the biomes (?): MC, MS, MF, DX

Found in the Köppen-Geiger climatic zones (?): Dsb, Csb, Dsc, Csc, Csa, BSh, Dfb

Distribution across environmental gradients (?):

Elevation

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BIO1 (annual mean temperature)

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BIO4 (temperature seasonality)

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BIO12 (annual precipitation)

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BIO15 (precipitation seasonality)

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Conservation

IUCN Red List of Threatened Species 2025-2 (?): Not assessed

Angiosperm Extinction Risk Predictions v1 (?): Not assessed

Data collection gaps

Botanical countries lacking appropriate occurrence records (?): None

References

Kirkpatrick, REB. 2008. Phylogenetic analysis and desiccation tolerance of the homosporous fern genus Pellaea Link (Pteridaceae) and relatives. University of California, Berkeley.

Useful links

Source distribution information: powo.science.kew.org/taxon/urn:lsid:ipni.org:names:77182087-1

Source occurrence data: doi.org/10.15468/dl.t9bqts

Source IUCN conservation status: x