Crepis napifera (Franch.) Babc.

Species

Angiosperms > Asterales > Asteraceae > Crepis

Characteristics

Herbs 40-150 cm tall, perennial, rosulate. Taproot cylindric to narrowly turniplike, ca. 1 cm in diam. Caudex 0.5-3 cm, woody, sometimes branched, with rather sparse leaf rosette and below covered with bases of old leaves and brown lanate. Stem slender, erect, unbranched in proximal portion, usually leafless, apically with narrow synflorescence. Rosette leaves obovate to oblanceolate, 5-26 × 2-6.5 cm, on both faces with short stiff subulate hairs, base attenuate into a 0.5-3 cm petiole-like portion, margin entire or sinuate-dentate to shallowly pinnatifid with orbicular to broadly triangular segments, apex obtuse to rounded and mucronulate or more rarely acute. Stem leaves (if present in lower part) similar to rosette leaves but smaller. Synflorescence racemiform to very narrowly paniculiform, with some to numerous capitula. Capitula with 5-10 florets; peduncle filiform, 1-5 mm. Involucre cylindric, 7-9 × 2-3 mm. Phyllaries green to dark green, ciliate near and at apex otherwise both faces glabrous; outer phyllaries lanceolate, longest 1/3-1/2 as long as inner ones, apex acute; inner phyllaries 5(or 6), apex acute to obtuse. Anther tube 3.5-4 mm. Style branches dark (blackish) upon drying. Achene pale brown, cylindric to fusiform, ca. 4 mm, with 10 ribs, apically attenuate. Pappus yellowish white, ca. 4 mm. Fl. and fr. Jun-Oct.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4 - 1.5
Root system tap-root
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) 6-10

Usage

Uses medicinal
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 napifera world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:200087-1
WFO ID wfo-0000081699
COL ID 6BFG4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lactuca napifera Prenanthes chaffanjonii Crepis napifera