Crepis oreadis Schrenk

Species

Angiosperms > Asterales > Asteraceae > Crepis

Characteristics

Herbs 10-25[-30] cm tall, perennial, rosulate, with taproot sometimes shoot-bearing. Caudex 1-3 cm, covered with brown leaf bases of former leaves, simple or branched and thus with 1 or few leaf rosettes. Stems one or a few, slender, ascending to erect, simple or forked, sparsely white arachnoid hairy apically [sometimes additionally with long dark green to blackish glandular hairs], usually ± leafless. Rosette leaves numerous, oblanceolate to elliptic, 4-8 × 0.5-1 cm, shallowly pinnatifid to pinnatisect, abaxially weakly white arachnoid hairy [sometimes additionally with glandular hairs], base attenuate into a petiole-like portion, margin sinuate-dentate or entire; lateral lobes narrowly triangular, lanceolate, or sublinear, apex acute; terminal lobe triangular to lanceolate, apex acute. Stem leaves 0-2, ± linear, reduced in size, margin entire, apex acute. Capitula 1 or 2 per stem, with many florets. Involucre narrowly campanulate, 9-12 × 5-8 mm. Phyllaries abaxially white arachnoid hairy especially along midvein [sometimes additionally with long dark green to blackish glandular hairs]; outer phyllaries linear-lanceolate, longest ca. 5 mm, apex acute; inner phyllaries ca. 12, adaxially appressed hairy, margin scarious, apex acute. Anther tube ca. 4 mm. Achene orangish brown, fusiform, 5-6 mm, straight or subcurved, with 10-15 ribs, apex weakly attenuate. Pappus white, 4-6 mm. Fl. Jul.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system tap-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
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) 5 - 14
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Crepis oreadis world distribution map, present in Afghanistan, China, Kazakhstan, Kyrgyzstan, Tajikistan, and Uzbekistan

Identifiers

LSID urn:lsid:ipni.org:names:200120-1
WFO ID wfo-0000029481
COL ID 6BFH2
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Crepis oreadis Crepis oreades var. simplex Crepis oreades var. cinerascens Crepis oreades var. turkestanica Crepis oreades var. oreades