Jepson eFlora
Key to families | Table of families and genera

Key to Asplenium

View taxon page for Asplenium

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

1. Leaves simple or 1–2-forked, blades narrowly linear ..... A. septentrionale

1' Leaves 1-pinnate, blades linear, pinnae many, blades wider than linear

2. Stipe ± green or straw-colored above red-brown base ..... A. viride

2' Stipe dark red- to purple-brown ± throughout

3. Stipe 0.4–0.6 mm wide, narrowly winged adaxially; pinnae 3–6(7) mm, generally shallowly crenate on acroscopic and distal margins ..... A. trichomanes subsp. trichomanes

3' Stipe generally 0.5–1 mm wide, unwinged; pinnae generally 5–12 mm, margin shallowly lobed or toothed ± throughout ..... A. vespertinum


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