Carex chlorostachys Steven

Laîche capillaire (fr), Laîche à feuilles capillaires (fr)

Species

Angiosperms > Poales > Cyperaceae > Carex

Characteristics

Rhizome short. Culms densely tufted, 10-30(-50) cm tall, slender, subrigid, obtusely trigonous, smooth, bearing many leaves at lower part. Leaves shorter than culm, blades 2-2.5 mm wide, flat, rather soft, smooth, slightly scabrous distally, sheaths short. Lower involucral bracts leaflike, upper involucral bracts setaceous, 5-15 mm, sheathed. Spikes 3-6, single in an involucral bract sheath, lower remote, longest space up to 6 cm, upper approximate; terminal spike male, oblong-lanceolate, 6-10 mm; lateral spikes female, cylindric or oblong, 8-18 mm, loosely (6-)8-10(-12)-flowered; peduncles slender, usually pendulous. Female glumes brownish yellow or stramineous, obovate or subelliptic, ca. 2 mm, membranous, 1-veined, early deciduous, apex rounded, muticous. Utricles yellow-green or brown at maturity, obliquely patent, longer than glume, ovate-fusiform, obovate-fusiform, or subelliptic, obtusely trigonous, 2-3 mm, membranous, shiny, nerveless, base abruptly constricted into a short stipe, apex abruptly narrowed to a very short beak not up to 0.5 mm, orifice obliquely truncate, white hyaline on margins. Nutlets brown, subloosely enveloped, broadly obovate, trigonous, ca. 1.5 mm, base estipitate; style base slightly thickened; stigmas 3. Fl. and fr. Jun-Aug.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.3
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 -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

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

Identifiers

LSID urn:lsid:ipni.org:names:45968-2
WFO ID wfo-0000345522
COL ID R8MN
BDTFX ID 13580
INPN ID 88425
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Carex chlorostachys Carex capillaris subsp. chlorostachys Carex capillaris var. chlorostachys Carex capillaris var. pohuanshanensis

Lower taxons

Carex chlorostachys var. chlorostachys Carex chlorostachys var. conferta