|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 generally suberect to erect, often stout. Leaf: stipe stout, firm, generally densely scaly, ×-section with many round vascular strands in an arc; blade 1--3-[> 3--]pinnate, proximal pinnae reduced or not, thin to leathery, scaly, veins generally free, rarely +- jointed; pinna bases often wider acroscopically; teeth, generally including bristle-like tips, < 4 mm [or teeth 0]. Sporangia: sori round; indusium peltate [0 or reniform], sinus 0.
Species In Genus: +- 175+ species: +- worldwide. Etymology: (Greek: many rows, from rows of sori on type sp.)
eFlora Treatment Author: Alan R. Smith
Jepson Online Interchange
Key to PolystichumPrevious taxon: Dryopteris filix-mas
Next taxon: Polystichum californicum
Citation for this treatment: Alan R. Smith 2016. Polystichum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=10784, accessed on December 04, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on December 04, 2016.