Jepson eFlora: Taxon page
Vascular Plants of California
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Asplenium viride

Higher Taxonomy
Family: AspleniaceaeView Description 
Habit: Rhizome-scale cells with lateral walls dark brown to +- black, surficial walls clear. Leaf: stipe ×-section with 1 X-shaped or 2 back-to-back C-shaped vascular strands; segment veins generally free. Sporangia: in linear [to oblong] sori along veins; indusia linear, opening away from veins; stalk cells in 1 row; spores elliptic, winged.
Genera In Family: 1 or 2 genera (most segregates now subsumed in Asplenium), 700 species: worldwide, especially tropics.
eFlora Treatment Author: Alan R. Smith
Scientific Editor: Thomas J. Rosatti.
Genus: AspleniumView DescriptionDichotomous Key

Habit: Plant in soil or on rocks; rhizome generally short-creeping to erect. Leaf: often tufted, generally glabrous; rachis often +- winged; blade simple or 1[many]-pinnate or forked; pinnae often more developed acroscopically, often without obvious midrib. Sporangia: indusia persistent, covering sori when young, later reflexed.
Etymology: (Greek: spleen)
Asplenium viride Huds.
Leaf: 1-pinnate, generally few, clustered, 3--20 cm; stipe 2--5 cm, 0.5--1 mm wide, unwinged, red-brown at base, +- green or straw-colored above, dull; blade generally 8--12 mm wide, linear; pinnae 8--15 pairs, 3--7 mm, 3--6 mm wide, +- rhombic or broadly ovate, generally shallowly crenate on acroscopic and distal margins. Sporangia: sori generally 1--1.5 mm, generally 1--3 pairs per pinna. Chromosomes: 2n=72.
Ecology: On rocks in limestone seams in metamorphic rocks; Elevation: 2050 m. Bioregional Distribution: n SNH (e side of Sierra Buttes, Sierra Co.); Distribution Outside California: to Alaska, eastern North America, Europe, Asia.
Synonyms: Asplenium trichomanes-ramosum L., nom. rej.;
Jepson eFlora Author: Alan R. Smith
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

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Citation for this treatment: Alan R. Smith 2012, Asplenium viride, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on December 15, 2018.

Citation for the whole project: Jepson Flora Project (eds.) 2018, Jepson eFlora,, accessed on December 15, 2018.

Asplenium viride
click for enlargement
© 2009 Dana York
Asplenium viride
click for enlargement
© 2009 Dana York
Asplenium viride
click for enlargement
© 2009 Dana York
Asplenium viride
click for enlargement
© 2009 Dana York
Asplenium viride
click for enlargement
© 2009 Dana York

More photos of Asplenium viride in CalPhotos

Geographic subdivisions for Asplenium viride:
n SNH (e side of Sierra Buttes, Sierra Co.);
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time.