Carex crinita Lam.

Fringed sedge (en)

Species

Angiosperms > Poales > Cyperaceae > Carex

Characteristics

Densely tufted, 4–16 dm, the strongly aphyllopodic stems surpassing the lvs; main lvs 7–13 mm wide, the sheaths glabrous, bracts lf-like, sheathless or nearly so, the lowest one 2–5.5 dm; spikes loosely spreading to drooping on slender peduncles, often curved, the staminate ones 1–3, slender, 4–9 cm; pistillate spikes 2–5, below the staminate, linear-cylindric, 4–11 cm; pistillate scales (at least the lower) with truncate or often retuse body, the sides thin and coppery-brown, the conspicuous pale midvein prolonged into a rough flat awn to 10 mm; upper scales usually shorter than the lower; perigynia silky-green, 2-ribbed, otherwise nerveless or faintly nerved, smooth to slightly papillate distally, somewhat inflated, nearly circular in x-section, rounded to an abrupt, minute beak; achene lenticular; 2n=66. Wet woods and swales; Nf. andQue. to Minn., s. to Ga. and Tex. The widespread var. crinita has ellipsoid to obovoid perigynia 2–3(–3.5) × 1–2 mm, achene constricted on one side or edge, with a bent style, varying to straight and symmetrical. The var. brevicrinis Fernald, mainly along the coastal plain, n. locally to Mass., Ky., and Mo., has strongly obovoid perigynia 3–4.5 × 2–3 mm, the achene symmetrical.
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Plants cespitose. Culms acutely angled, 40–150 cm, scabrous. Leaves: basal sheaths red-brown or brown; sheaths of proximal leaves bladeless, glabrous, fronts red-brown to copper-brown, spots absent, indistinctly ladder-fibrillose, apex U-shaped; blades hypostomic, abaxially papillose. Proximal bract longer than inflorescence, 3–6 mm wide. Spikes usually pendent; staminate 1–3, base cuneate or attenuate. Pistillate scales pale to copper-brown, midvein reaching apex, broad, apex of body retuse, aristate. Perigynia divergent, pale brown, inflated, loosely enclosing achenes, obovoid, dull, apex rounded, obtuse or truncate, glabrous. Achenes constricted on one or both margins or lacking constrictions; style base straight.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.6
Root system -
Rooting depth (meter) 0.5
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 5-7
Soil humidity 5-7
Soil texture 1-2
Soil acidity 1-7
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Carex crinita leaf picture by Bianca Legault (cc-by-sa)
Carex crinita leaf picture by Shelia Baker (cc-by-sa)
Carex crinita leaf picture by Michelle W (cc-by-sa)

Flower

Carex crinita flower picture by David Koser (cc-by-sa)

Fruit

Carex crinita fruit picture by Bianca Legault (cc-by-sa)
Carex crinita fruit picture by Thierry Thierry Bessière (cc-by-sa)

Distribution

Carex crinita world distribution map, present in Åland Islands, Micronesia (Federated States of), Georgia, Malaysia, Nicaragua, and United States of America

Conservation status

Carex crinita threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:30070681-2
WFO ID wfo-0000345760
COL ID R8SR
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Carex crinita Diemisa crinita Neskiza crinita Carex crinita f. minor Carex crinita var. angusta Carex crinita var. morbida

Lower taxons

Carex crinita var. crinita Carex crinita var. porteri Carex crinita var. brevicrinis