Jepson eFlora: Key page
Vascular Plants of California
Key to families | Table of families and genera
    Index to accepted names and synonyms:
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Key to Dryopteris

View taxon page for Dryopteris

(For a list of species in Dryopteris, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Leaf ± 3-pinnate, proximal pinnae > others, sides strongly unequal ..... D. expansa

1' Leaf 1–2-pinnate, proximal pinnae <= others, sides ± equal

2. Stipe generally > 1/3  length; longest pinnae generally near  base; veins into segment teeth, adaxially obscure; scales of  midribs lance-ovate to ; blade, indusial glands sparse to ± denseblades thick; NW, SN, ScV, CW, SW, MP, s DMoj ..... D. arguta

2' Stipe generally <= 1/3 leaf length; longest pinnae generally near blade middle; veins generally not into segment teeth, adaxially ± widened, prominent at tip; scales of pinna midribs hair-like, ; blade, indusial glands generally 0 or very sparse; blades thin; SnBr, W&I ..... D. filix-mas

 

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Citation for the whole project: Jepson Flora Project (eds.) . Jepson eFlora, http://ucjeps.berkeley.edu/eflora/ [accessed on ]

Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on .

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