Dubyaea tsarongensis (W.W.Sm.) Stebbins

Species

Angiosperms > Asterales > Asteraceae > Dubyaea

Characteristics

Herbs 6-30 cm tall, perennial, usually rosulate, with a taproot and a short ± subterranean caudex. Stem slender, usually unbranched or rarely 1-branched, glabrous, leafless and with only a few linear bracts or more rarely with a few leaves in basal portion. Rosette leaves oblanceolate to elliptic, 3-11 × 0.5-1.5 cm, glabrous, base usually ± attenuate into a petiole-like portion, margin entire or sparsely mucronulate-dentate, apex rounded and mucronulate. Stem leaves (if present) 1-3, oblanceolate to lanceolate, smaller than rosette leaves, base attenuate to ± auriculately clasping, otherwise similar to rosette leaves. Capitulum solitary or more rarely a pair, pendent, with 15-25 florets. Involucre narrowly campanulate, 1.2-1.6 cm. Phyllaries abaxially ± uniformly dark green, glabrous, apex acute; outer phyllaries ovate to broadly lanceolate, approaching inner ones in length; inner phyllaries ca. 8. Florets yellow. Achene not seen when mature, ca. 5 mm, apex truncate. Pappus yellowish, 6-8 mm. Fl. and fr. Aug-Oct.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.06 - 0.3
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) 7-12

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

Dubyaea tsarongensis world distribution map, present in China and Myanmar

Identifiers

LSID urn:lsid:ipni.org:names:202231-1
WFO ID wfo-0000011643
COL ID 37Z4C
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lactuca tsarongensis f. tsarongensis Dubyaea chimiliensis Dubyaea tsarongensis Crepis tsarongensis Dubyaea tsarongensis subsp. tsarongensis Dubyaea tsarongensis subsp. chimiliensis Crepis tsarongensis var. chimiliensis Crepis tsarongensis var. tsarongensis Lactuca tsarongensis f. chimiliensis Lactuca tsarongensis