Duhaldea pterocaula (Franch.) Anderb.

Species

Angiosperms > Asterales > Asteraceae > Duhaldea

Characteristics

Perennial herbs or subshrubs, with woody roots. Stems 60-100 cm tall, ca. 1.2 cm in diam., striped, densely reddish brown pubescent and glandular, branched. Lower leaves lanceolate to elliptic-lanceolate, 18-20 × 4-5 cm; upper leaves smaller, oblong-lanceolate to linear-lanceolate, 1-4 cm, glandular on both surfaces, abaxially reddish brown pubescent, adaxially densely pubescent, base gradually narrower, extending to stem and forming wings 1-10 mm wide, margin biserrate, apex acute; lateral veins 7-10 pairs and abaxially prominent, usually densely pubescent. Capitula 5-6 mm in diam., in thyrsoid or compound corymbose synflorescences; peduncles very short or up to 10 mm, slender, with filiform bracteal leaves. Involucre campanulate, ca. 7 × 5-6 mm; phyllaries in ca. 5 series, linear-lanceolate, outer ones shorter, abaxially densely pubescent. Corolla all tubular, ca. 4.5 mm, yellow glandular outside. Achenes cylindric, densely pubescent. Pappus in 1 series, light reddish brown, as long as corolla. Fl. Jul-Sep, fr. Sep-Oct.
Life form perennial
Growth form
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.6 - 1.0
Root system -
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 -
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) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Duhaldea pterocaula world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:962582-1
WFO ID wfo-0000128550
COL ID 6DP3L
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Inula pterocaula Duhaldea pterocaula