Erigeron alpinus L.

Vergerette des Alpes (fr), Érigéron des Alpes (fr), Vergerette des alpes (fr)

Species

Angiosperms > Asterales > Asteraceae > Erigeron

Characteristics

Perennial herb to 25(–35) cm high; stems green to purplish, striate, densely white-pubescent.. Leaves rosulate and cauline; proximal leaves petiolate (sessile in Kenyan material), the midrib and apex purple-brown, linear to narrowly spatulate, 1–12 cm long, 0.3–1.2 cm wide, obtuse to acute, cilate and with dense crispate hairs on both surfaces, but occasionally the oldest leaves glabrescent; cauline leaves up to 11(–16), lanceolate.. Capitula 7–13 mm long, 1–3(–10) in lax corymbs; peduncle in Kenyan material up to 3 cm long, elsewhere much longer, densely pubescent; phyllaries green, distally lilac to purple, 35–80, linear-lanceolate, 5–9 mm long, 1–1.3 mm wide, acute, pubescent.. Florets trimorphic; ray florets 60–150, pale purple, the tube ± 2.5 mm long, the rays 3.5–6 mm long, 0.5–1.2 mm wide, style ± 5.2 mm long; disc florets many, yellow, the outer female and filiform, 5.5–7.5 mm long with styles 3–4 mm long, the inner hermaphrodite with a tube of 4.5–4.8 mm long and lobes 0.25–0.4 mm long, anthers 1.2–1.5 mm long, style 5–5.5 mm long.. Achenes 1–2 mm long; pappus with setae 3–6 mm long.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination
Spread anemochory
Mature width (meter) -
Mature height (meter) 0.15 - 0.28
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 c3

Environment

Light -
Soil humidity -
Soil texture 3-9
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-5

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°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Erigeron alpinus habit picture by Daniel Barthelemy (cc-by-nc)
Erigeron alpinus habit picture by Jani Zadrgal (cc-by-sa)
Erigeron alpinus habit picture by francois tissot (cc-by-sa)

Leaf

Erigeron alpinus leaf picture by Michel Michel MONTEIL (cc-by-sa)
Erigeron alpinus leaf picture by Fabien Anthelme (cc-by-sa)
Erigeron alpinus leaf picture by Käch Martin (cc-by-sa)

Flower

Erigeron alpinus flower picture by Foca Gianluca (cc-by-sa)
Erigeron alpinus flower picture by Jani Zadrgal (cc-by-sa)
Erigeron alpinus flower picture by roberto (cc-by-sa)

Fruit

Erigeron alpinus fruit picture by Jani Zadrgal (cc-by-sa)
Erigeron alpinus fruit picture by Yoan MARTIN (cc-by-sa)
Erigeron alpinus fruit picture by Yoan MARTIN (cc-by-sa)

Distribution

Erigeron alpinus world distribution map, present in France

Identifiers

LSID urn:lsid:ipni.org:names:203509-1
WFO ID wfo-0000092781
COL ID 6GNH7
BDTFX ID 24835
INPN ID 96736
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Erigeron alpinus subsp. pyrenaicus Erigeron alpinus var. alpinus Erigeron uniflorus subsp. picoeuropaeanus Erigeron alpinus

Lower taxons

Erigeron alpinus subsp. rhodopaeus Erigeron alpinus subsp. intermedius