Difference between revisions of "Carex saximontana"
Bull. Torrey Bot. Club 33: 439. 1906.
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|common_names=Rocky Mountain sedge | |common_names=Rocky Mountain sedge | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Carex backii var. saximontana | |name=Carex backii var. saximontana | ||
|authority=(Mackenzie) B. Boivin | |authority=(Mackenzie) B. Boivin | ||
| − | }}{{Treatment/ID/Synonym | + | |rank=variety |
| + | }} {{Treatment/ID/Synonym | ||
|name=Carex backii var. subrostrata | |name=Carex backii var. subrostrata | ||
|authority=(Bates) Dorn | |authority=(Bates) Dorn | ||
| − | }}{{Treatment/ID/Synonym | + | |rank=variety |
| + | }} {{Treatment/ID/Synonym | ||
|name=Carex durifolia var. subrostrata | |name=Carex durifolia var. subrostrata | ||
|authority=Bates | |authority=Bates | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Cyperaceae;Carex;Carex sect. Phyllostachyae;Carex saximontana | |hierarchy=Cyperaceae;Carex;Carex sect. Phyllostachyae;Carex saximontana | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Carex saximontana | name=Carex saximontana | ||
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|authority=Mackenzie | |authority=Mackenzie | ||
|rank=species | |rank=species | ||
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|publication title=Bull. Torrey Bot. Club | |publication title=Bull. Torrey Bot. Club | ||
|publication year=1906 | |publication year=1906 | ||
| − | |special status= | + | |special status=Illustrated;Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V23/V23_1070.xml |
|genus=Carex | |genus=Carex | ||
|section=Carex sect. Phyllostachyae | |section=Carex sect. Phyllostachyae | ||
Latest revision as of 20:38, 5 November 2020
Culms 2.5–34 cm. Leaves: basal sheaths pale to medium brown; blades dark green to greenish glaucous, 1.9–4.9 mm wide, longer than stems, coriaceous, margins white-hyaline, smooth or scabrous. Lateral spikes 0–2, basal, on erect peduncles. Terminal spikes with staminate portion 2–3-flowered, 1.6–3.4 × 0.5–1.6 mm; pistillate portion 2–6-flowered. Pistillate scales green; proximal scales with margins 2.4–4.6 mm wide, essentially concealing perigynia, apex acute; distal scales lanceolate to ovate, apex awned to acute. Staminate scales green or white, ovate to oblong, 1.5–3 × 1–1.6 mm, margins connate near base or for entire length, enfolding scales above, white or with brown subapical band, apex obtuse. Anthers 1–1.5 mm. Perigynia pale green, obovoid, 3.2–4.9 × 1.6–2.5 mm, tightly enveloping achenes, apex abruptly tapered, papillose on distal 1/3; beak 0.6–1.2 mm, scabrous. Stigmas clavate, erect, short, thick, minutely papillose. Achenes pale to dark brown, obpyriform, 2.5–3 × 1.6–2.4 mm. 2n = 64.
Phenology: Fruiting spring–summer (late May–mid Jul).
Habitat: Moist to dry, open prairies, pine, and deciduous woodlands, on ridges and slopes
Elevation: 200–2100 m
Distribution
Man., Ont., Sask., Colo., Minn., Mont., Nebr., N.Dak., S.Dak., Wyo.
Discussion
Selected References
None.