|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:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: Rhizome short-creeping or ascending to suberect, stout. Leaf: stipe > 1.5 mm wide, firm, more densely scaly than midrib, base ×-section with many round vascular strands in an arc; blade >= 1--3-pinnate, proximal pinnae reduced or not, veins free, simple or forked; segments deeply pinnately lobed or not. Sporangia: sori round; indusium round-reniform, +- centrally attached at a sinus, generally persistent.
Species In Genus: +- 100 species: +- worldwide, especially eastern Asia. Etymology: (Greek: oak, fern) Note: Hybrids unknown in California, frequent in eastern North America.
eFlora Treatment Author: Alan R. Smith
Jepson Online Interchange
Key to DryopterisPrevious taxon: Cyrtomium falcatum
Next taxon: Dryopteris arguta
Citation for this treatment: Alan R. Smith 2017. Dryopteris, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=10769, accessed on January 19, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on January 19, 2017.