Lapsanastrum humile (Thunb.) Pak & K.Bremer

Species

Angiosperms > Asterales > Asteraceae > Lapsanastrum

Characteristics

Herb 10-50 cm tall, annual to ?short-lived perennial, rosulate, with a taproot. Stems few to several, slender, decumbent to ascending, branched in upper part, puberulent or glabrescent, almost leafless. Rosette leaves oblanceolate, 3.5-10[-26] × 1-2[-4] cm, lyrately pinnatipartite to pinnatisect, base attenuate into petiole-like basal portion, margin sinuate-dentate; lateral lobes 2-7 pairs, elliptic to ovate; terminal lobe ovate, irregularly rhombic, or broadly triangular, much larger than lateral ones, apex ± rounded and mucronulate. Stem leaves 1 or 2, similar to rosette leaves. Synflorescence laxly corymbose, with several capitula. Capitula nodding in fruit, with 15-20 florets; peduncle capillaceous, 0.5-4 cm. Involucre cylindric and 3-4 mm at anthesis, ovoid to subhemispheric and 4-5 mm in fruit. Outer phyllaries 3 or 4, triangular-ovate, ca. 1 mm; inner phyllaries 8. Achene brown, 2-3 mm, minutely papillose, without hooked apical projections of main ribs. Fl. and fr. Apr-Jun. 2n = 16.
Life form
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination
Spread -
Mature width (meter) -
Mature height (meter) 0.3
Root system tap-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 4-7
Soil nutriment -
Hardiness (USDA) 5-10

Usage

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

Cultivation

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

Images

Lapsanastrum humile unspecified picture

Distribution

Lapsanastrum humile world distribution map, present in China, Japan, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:981301-1
WFO ID wfo-0000076098
COL ID 3S9Y8
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lapsana parviflora Prenanthes humilis Youngia humilis Lapsyoungia x musashiensis Lapsana musashiensis Lapsana humilis Lapsanastrum humile