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Asplenium septentrionale
NORTHERN SPLEENWORT

Higher Taxonomy
Family: AspleniaceaeView Description 

Common Name: SPLEENWORT FAMILY
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

Common Name: SPLEENWORT
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 septentrionale (L.) Hoffm.
NATIVE
Leaf: simple or 1--2-forked, many, densely clustered, 5--15 cm, grass-like; stipe 2.5--12 cm, +- 0.5 mm wide, unwinged, red-brown at base, +- green above, dull; blade generally 1--2 mm wide, narrowly linear, sometimes with small, +- linear, generally sterile teeth near or at tip. Sporangia: sori 5--15 mm, generally 1 per segment but sometimes appearing to have as many as 4, corresponding to generally the same number of teeth per segment. Chromosomes: 2n=144.
Ecology: Crevices of granite rocks; Elevation: 2500--3350 m. Bioregional Distribution: CaRH, s SNH; Distribution Outside California: to Oregon, South Dakota, Texas, northern Baja California; also West Virginia, Europe, Asia.
eFlora Treatment Author: Alan R. Smith
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

Previous taxon: Asplenium
Next taxon: Asplenium trichomanes subsp. trichomanes

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botanical illustration including Asplenium septentrionale

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Citation for this treatment: Alan R. Smith 2016. Asplenium septentrionale, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=14601, accessed on May 03, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 03, 2016.


Asplenium septentrionale
click for enlargement
© 2013 Dana York
Asplenium septentrionale
click for enlargement
© 2013 Dana York
Asplenium septentrionale
click for enlargement
© 2013 Dana York
Asplenium septentrionale
click for enlargement
© 2013 Dana York
Asplenium septentrionale
click for enlargement
© 2013 Dana York
Asplenium septentrionale
click for enlargement
© 2013 Dana York

More photos of Asplenium septentrionale in CalPhotos


Geographic subdivisions for Asplenium septentrionale:
CaRH, s SNH;
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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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.
Blue line denotes eFlora flowering time.