Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : arzmi
Synonym(s) of Sc. name: Hyoseris minima L., Arnoseris pusilla Gaertner
Classification: Compositae, Dicotyledonous
Common name: lamb's succory
Synonym(s) of Common name:
Name per country: DE : Lämmersalat ; FR : arnoseris minime ; IT : Radicchio dei montoni ; PT : amarela ; EN : lamb's succory ;
Biological type: Annual
- Cotyledons round to oval, almost sessile.
- Foliage leaves obovate, entire to lightly dentate, margin ciliated, under surface hairy, arranged in rosettes.
- Height: 10-30 cm.
- Stem leafless, slightly branched, hollow and widening out under the flower heads. There may be several stems coming out of one rosette.
- Foliage leaves oblong ovate, slightly dentate, margin ciliated, undersurface hairy, arranged in rosettes.
- Flower: Heads with yellow rayflowers and green sepals, about 10 cm diameter.
- Fruit : wedge-shaped, ribbed lengthwise, mostly square-headed in cross-section, greenish-yellow to shining-brown, about 1.5 mm long, without pappus.
- Acidophil and Indicator for low nutrient soils, stated as endangered in the "Red Data Book". Biological type: annual.
Spread: decreasing in cultivated areas in Great-Britain.
Ecological profile (click on flags):
Rare
Rare
