Carex cinerascens Kük.

Species

Angiosperms > Poales > Cyperaceae > Carex

Characteristics

Rhizome short, long stoloniferous. Culms 25-60 cm tall, tufted, acutely trigonous, smooth, scabrous in lower part of inflorescence, clothed at base with yellow-brown or brown bladeless sheaths disintegrating into reticulate fibers. Leaves shorter than or equaling culm, flat, 2-4 mm wide. Lowest involucral bract leaflike, longer than or equaling inflorescence, sheathless, remaining ones setaceous. Spikes 3-5; upper 1 or 2 spikes male, narrowly cylindric, 2-5 cm; remaining spikes female, occasionally some becoming androgynous and bearing several male flowers at apex, narrowly cylindric, 15-30 × 2-4 mm, densely many flowered, lower spikes with peduncles, upper sessile. Female glumes dark brown or purplish, oblong-lanceolate, ca. 2.5 mm, margins narrowly white hyaline, yellow-green 3-veined costa excurrent into a mucro, apex acute, rarely obtuse. Utricles gray, light green, or yellow-green, longer than glume, ovate, ca. 3 mm, membranous, ferruginous punctate, obscurely veined, base contracted into a short stipe, apex gradually attenuate into an obscure beak, orifice entire. Nutlets slightly tightly enveloped, obovate-oblong, ca. 1.5 mm; style base slightly thickened; stigmas 2. Fl. and fr. Apr-May.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.25 - 0.6
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-10

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Vigor -
Productivity -

Distribution

Carex cinerascens world distribution map, present in Chile, China, Japan, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:299169-1
WFO ID wfo-0000345560
COL ID 69BKL
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Carex ouensanensis Carex cinerascens Carex cheilungkiangnica