Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : epiac
Synonym(s) of Sc. name: Epilobium adenocaulon Hausskn.
Classification: Onagraceae, Dicotyledonous
Common name: american willowherb
Synonym(s) of Common name:
Name per country: DE : Bewimpertes Weidenröschen ; ES : epibolio ciliado ; FR : epilobe cilié ; IT : garofanino ciliato ; EN : american willowherb ; NL : gewimperde basterdwederik ;
Biological type: Perennial
- Cotyledons ovate-rhomboidal, rounded at the tip, entire.
- Leaves entire, elliptic, glabrous.
- Height: 30 to 80 cm.
- Stem erect, shortly glandular-pubescent, with 2-4 longitudinal lines.
- Leaves: lower opposite, upper alternate, oblong-lanceolate, minutely dentate, rounded to subcordate at base with short petiole (1-4 mm).
- Flowers pink with 4 bifid petals, in loose terminal racemes; stigma clavate.
- Fruit: linear capsule up to 5 cm long, much longer than pedicel. seeds with plume on a short appendage.
- Rare in cultivated fields.
- Not to be confused with: Epilobium montanum , Epilobium parviflorum , Epilobium roseum , Epilobium tetragonum subsp. tetragonum .
- Biological type: perennial.
Mistake with: Epilobium montanum , Epilobium parviflorum , Epilobium roseum , Epilobium tetragonum
Ecological profile (click on flags):
Present
Present
