Epilobium roseum (Schreb.) Schreb.

Pale willowherb (en), Epilobe rosée (fr), Épilobe rose (fr), Épilobe rosé (fr)

Species

Angiosperms > Myrtales > Onagraceae > Epilobium

Characteristics

Herbs erect, perennial, with fleshy elongated turions that leave leathery, obovate scales, rarely forming thin stolons. Stems 10-50 cm tall, simple or branched, strigillose usually mixed with glandular hairs throughout upper stem, glabrescent below, with 2 or 4 raised strigillose lines decurrent from margins of petioles. Leaves subsessile or petioles 2-10(-15) mm; cauline blade elliptic to oblong or lanceolate to narrowly ovate, 2.2-6 × 0.8-2.5 cm, subglabrous with strigillose margin and veins adaxially, base cuneate to rounded or subcordate, margin denticulate with 9-45 teeth per side, apex subobtuse to acute. Inflorescence and flowers erect. Sepals 3.5-5 mm. Petals pink to rose-purple, 5-8 mm. Stigma clavate to subcapitate, entire. Capsules 3-6 cm, strigillose and glandular pubescent; pedicels 0.6-1.5 cm. Seeds dark brown, 1-1.2 mm, papillose, with inconspicuous chalazal collar; coma white, detaching easily. 2n = 36.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination autogamy
Spread anemochory
Mature width (meter) -
Mature height (meter) 0.1 - 0.5
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 c3

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

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

Cultivation

Mode -
Germination duration (days) 14 - 30
Germination temperacture (C°) 10 - 15
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Epilobium roseum leaf picture by blooms astraea’s (cc-by-sa)
Epilobium roseum leaf picture by blooms astraea’s (cc-by-sa)

Flower

Epilobium roseum flower picture by mike (cc-by-sa)

Distribution

Epilobium roseum world distribution map, present in Albania, Andorra, Austria, Azerbaijan, Belgium, Bulgaria, Bosnia and Herzegovina, Belarus, Switzerland, China, Czech Republic, Germany, Denmark, Estonia, Finland, France, United Kingdom of Great Britain and Northern Ireland, Greece, Croatia, Hungary, Iran (Islamic Republic of), Italy, Kazakhstan, Liechtenstein, Lithuania, Luxembourg, Latvia, North Macedonia, Montenegro, Netherlands, Norway, Poland, Romania, Russian Federation, Serbia, Slovakia, Slovenia, Sweden, Turkey, and Ukraine

Identifiers

LSID urn:lsid:ipni.org:names:612275-1
WFO ID wfo-0000669712
COL ID 6G4LR
BDTFX ID 75462
INPN ID 96251
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Epilobium roseum Chamaenerion roseum Epilobium pilosum Epilobium nudum Epilobium uliginosum Epilobium roseum var. albiflorum Epilobium roseum subsp. roseum

Lower taxons

Epilobium roseum subsp. consimile Epilobium roseum subsp. subsessile