Erigeron aurantiacus Regel

Orange daisy (en)

Species

Angiosperms > Asterales > Asteraceae > Erigeron

Characteristics

Herbs, perennial, 5-35 cm tall or more, caespitose; rhizome short, branched. Stems several, erect or ascending, simple or rarely branched, green or purplish below, ± densely villous-hirsute, especially in upper part, strigillose, eglandular. Leaves: surfaces strigose, eglandular, margin entire, strigose; basal rosulate, present at anthesis, long petiolate, blade oblong-oblanceolate or oblanceolate, sometimes obovate or elliptic, 1-16 × 0.4-1.6 cm, base attenuate, apex acute to obtuse; cauline 7-17, subclasping, apex acute, lower long winged petiolate, blade lanceolate or oblanceolate, mid and upper sessile, blade lanceolate to linear-lanceolate, 0.7-15 × 1.5-1.7 cm. Capitula 13-15 × 23-35(-42) mm, solitary. Involucre hemispheric, 7-9 × 15-22 mm; phyllaries 3-seriate, subequal, green and apically purplish, linear-lanceolate, 7-9 × 0.7-1 mm, slightly exceeding disk florets, leaflike, apex acute or acuminate, ± densely villous-hirsute, innermost margin narrowly scarious (if at all), erose. Ray florets 3-seriate, orange, sometimes yellow to brick-red, 7.8-12 mm, tube ca. 2.5 mm, sparsely hairy, lamina 1-1.4 mm wide, flat; disk florets yellow, 4-5.5 mm, hairy, tube ca. 0.8 mm, limb narrowly funnelform to cylindric-funnelform, lobes triangular, ca. 0.5 mm. Achenes oblong, compressed, ca. 2 mm, strigose. Pappus 2-seriate, outer bristles ca. 0.5 mm, inner 3.5-6 mm. Fl. Jul-Sep.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.35
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity 3-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-8

Usage

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

Cultivation

Mode -
Germination duration (days) 15 - 20
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -23
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Erigeron aurantiacus unspecified picture

Distribution

Erigeron aurantiacus world distribution map, present in China, Kazakhstan, Kyrgyzstan, and Tajikistan

Identifiers

LSID urn:lsid:ipni.org:names:203576-1
WFO ID wfo-0000038156
COL ID 6GNJY
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Erigeron aurantiacus