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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Pteridaceae||View Description||Dichotomous Key|
|Genus: Pellaea||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Pellaea bridgesii Hook.
Habit: Rhizome short-creeping, many-branched, > 15 cm, 0.5 cm wide; scales light to medium brown, mid-stripe dark. Leaf: clustered, 12--25(35) cm, 1.5--2(3.5) cm wide, blue-green; stipe < 1.5 mm wide; blade 1-pinnate, oblong; pinnae < 2 cm, < 1.5 cm wide, rounded, unlobed, often folded lengthwise. Sporangia: in marginal bands mixed with yellow exudate; segment margin modified, not recurved. Chromosomes: 2n=58.
Ecology: Generally granite rock crevices, slopes; Elevation: 1200--3200 m. Bioregional Distribution: SNH; Distribution Outside California: to Oregon, Idaho. Note: Hybrids with Pellaea mucronata (Pellaea ×glaciogena W.H. Wagner et al.) sterile, +- common, central and southern SNH, 1500--2400 m, intermediate between parents (Wagner et al. 1983 Madroño 30:69--83).
eFlora Treatment Author: Ruth E.B. Kirkpatrick, Alan R. Smith & Thomas Lemieux
Jepson Online Interchange
Previous taxon: Pellaea breweri
Next taxon: Pellaea mucronata
Citation for this treatment: Ruth E.B. Kirkpatrick, Alan R. Smith & Thomas Lemieux 2017. Pellaea bridgesii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=36779, accessed on February 21, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 21, 2017.