Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : hrygl
Synonym(s) of Sc. name:
Classification: Compositae, Dicotyledonous
Common name: smooth cat's-ear
Synonym(s) of Common name:
Name per country: DE : Gemeines Ferkelkraut ; ES : hierba del halcón ; FR : porcelle enracinée ; IT : costolina liscia ; PT : leituga ; EN : cat's-ear ; NL : gewoon biggekruid ; DK : almindelig kongepen
Biological type: Annual
.
- Cotyledons elliptic to ovate, clavated tip, more or less stalked.
- Leaves entire, ovate or deltoid, irregularly dentate.
- Height: 10-40 cm. Plant glabrous with a tap-root.
- Stem erect, few-branched, green, bearing scale -like bracts.
- Leaves all in rosette, glabrous or ciliate, pinnatifid, with acute lobes.
- Florets yellow, small in relatively acute head. Involucre (less than 1 cm) with hairless bracts. Inner bracts about as long as the flowers. Florets about equalling the involucre.
- Fruit : achenes crowned with a pappus; central achenes with a beak and outer unbeaked.
- Leaves and flowers are used against lung disorders.
- Rare in crops.
- Risk of confusion with Hypochoeris radicata L.
- Biological type: Annual.
Mistake with: Hypochoeris radicata
Ecological profile (click on flags):
Rare
Rare
Present
Present
Present
