Youngia bifurcata Babc. & Stebbins

Species

Angiosperms > Asterales > Asteraceae > Youngia

Characteristics

Herbs 12-13 cm tall, perennial, rosulate. Stems several, very slender, arcuate-erect or stoloniform, remotely 2-furcate, densely pubescent with pale brownish hairs especially at bifurcations, almost leafless. Rosette leaves and (if present) first basal leaf oblanceolate, to 10 × 2 cm, lyrately pinnatifid to lyrately pinnatipartite, pale ± brownish pubescent especially abaxially on midvein, base attenuate into a short narrowly winged petiole-like portion, margin faintly mucronulately sinuate-dentate or entire, apex obtuse; lateral lobes 3-5 pairs, semiorbicular to broadly triangular, ± retrorse, gradually diminishing in size toward leaf base, apex rounded and mucronulate; terminal segment ovate to elliptic. Synflorescence of 1-5 ± distant capitula. Capitula with ca. 12 florets; peduncle very slender. Involucre cylindric, 6-7 mm, glabrous. Outer phyllaries pale yellowish, ovate, longest ca. 2 mm, ± fleshy, apex acute to obtuse; inner phyllaries 8, adaxially pubescent with appressed hairs, midvein subapically crested, apex acute and white ciliate. Anther tube green. Style branches yellow upon drying. Achene dark reddish brown, fusiform, 3-3.5 mm, compressed, ribs spiculate apically, apex attenuate. Pappus white, 1.5-2.5 mm, ± deciduous. Fl and fr. Apr-May.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.12 - 0.13
Root system -
Rooting depth (meter) -
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Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
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Germination treatment -
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Distribution

Youngia bifurcata world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:261100-1
WFO ID wfo-0000068697
COL ID 7GBCZ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Crepis bifurcata Youngia bifurcata