Youngia simulatrix (Babc.) Babc. & Stebbins

Species

Angiosperms > Asterales > Asteraceae > Youngia

Characteristics

Herbs less than 5(-8) cm tall, perennial, rosulate, subacaulescent, with ?taproot and lateral shoot-bearing roots giving rise to secondary rosette shoots. Caudex short, unbranched or weakly branched, with residues of old leaf bases. Rosette leaves oblanceolate, 1-6 × 0.5-1.5 cm, both faces glabrous or abaxially somewhat pilose and adaxially puberulent, base attenuate into a petiole-like portion, margin entire to sinuate-dentate or more rarely pinnatifid, apex acute, rounded, or shortly acuminate; lobes (if present) triangular-ovate, apex obtuse to acute. Capitula 1-10, clustered, directly from axils of rosette leaves or from a branched, 5-10 mm stalk, each with 13-20 florets; peduncle 0.2-2(-6) cm, slender, glabrous or pilose. Involucre cylindric, 1.2-1.6 cm. Phyllaries dark green to pale yellowish green, abaxially glabrous, margin white scarious; outer phyllaries imbricate, ovate to lanceolate, longest 1/3-1/2 as long as inner ones, apex obtuse to acute; inner phyllaries 8-12, adaxially glabrous, apex acute. Anther tube and style yellow upon drying. Achene dark brown, ± fusiform, ca. 4 mm, ± compressed, apex truncate. Pappus white, 1-1.1 cm, persistent. Fl. and fr. Jul-Oct.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05
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) 7-11

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

Youngia simulatrix world distribution map, present in China, India, and Nepal

Identifiers

LSID urn:lsid:ipni.org:names:261162-1
WFO ID wfo-0000062560
COL ID 5CSHP
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tibetoseris simulatrix Crepis smithiana Pseudoyoungia ladyginii Pseudoyoungia simulatrix Crepis simulatrix Youngia simulatrix Taraxacum altune Tibetoseris ladyginii