|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Dryopteridaceae||View Description||Dichotomous Key|
|Genus: Dryopteris||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Dryopteris arguta (Kaulf.) Maxon
Leaf: 30--60(100+) cm, 12--18(30) cm wide; stipe, midrib minutely glandular; blade lanceolate, 1--2-pinnate, proximal pinnae <= others, longest generally near blade base, sides +- equal, basiscopic pinnules 1--1.3 × acroscopic on same pinna, segments deeply pinnately lobed or not, teeth with bristle-like tips or not, veins into teeth; scales of pinna midribs lance-ovate to +- lanceolate. Chromosomes: 2n=82.
Ecology: Locally common. Open, wooded slopes, caves; Elevation: < 2500 m. Bioregional Distribution: NW, SN, ScV (Sutter Buttes), CW, SW, MP (caves in Lava Beds National Monument), s DMoj; Distribution Outside California: to British Columbia, Arizona.
eFlora Treatment Author: Alan R. Smith
Jepson Online Interchange
Previous taxon: Dryopteris
Next taxon: Dryopteris expansa
Citation for this treatment: Alan R. Smith 2016. Dryopteris arguta, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=23524, accessed on February 08, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 08, 2016.