Log In
New Account
Sitemap
Home
Specimen Search
Search Collections
Map Search
Exsiccati Search
Images
Browse
Search
Flora Projects
State Inventories
Indiana
Ohio
Wisconsin
Aquatic Invasive Plant Guide
Interactive Tools
Dynamic Checklist
Dynamic Key
Crowdsource
Carex cordillerana
Saarela & B.A. Ford
Family:
Cyperaceae
Cordilleran Sedge
FNA
Resources
Peter W. Ball & A. A. Reznicek in Flora of North America (vol. 23)
Culms 6.8-40 cm. Leaves: basal sheaths pale to medium brown; blades dull green to yellowish green, exceeding culms, 1.5-5.9 mm wide, widest ones 2-5.5 mm wide, herbaceous, margins green, papillose. Lateral spikes 0-3, basal, on erect peduncles. Terminal spikes with staminate portion 2-3-flowered, 1.7-2.6 × 0.4-0.9 mm; pistillate portion 3-5-flowered. Pistillate scales yellowish green to dull olive green, margins green, 2.5-3 mm wide, essentially concealing perigynia, apex acute; distal scales ovate, apex acute. Staminate scales white or green, often with reddish brown tinge, margins connate, sometimes for entire length, enfolding scales above, apex obtuse. Anthers 0.9-1.4 mm. Perigynia yellowish green to dull olive green, obovoid, 3.9-5.4 × 1.6-2.5 mm, tightly enveloping achenes, apex abruptly tapered; beak 0.5-1.6 mm, smooth. Stigmas clavate, erect, minutely papillose. Achenes brown, obpyriform, 2.8-3.5 × 1.5-2.4 mm.
Fruiting spring-summer (late May-late Jul). Naturally disturbed, rocky slopes with organic layer and leaf litter in mesic mixed forests, or disturbed, open, grassy slopes; 500-2400 m; Alta., B.C.; Idaho, Mont., Oreg., Utah, Wash., Wyo.
Open Interactive Map
Click to Display
44 Total Images
Powered by
Symbiota