Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : gerco
Synonym(s) of Sc. name: Geranium schrenkianum Trautv. ex Krylov.
Classification: Geraniaceae, Dicotyledonous
Common name: long-stalked crane's-bill
Synonym(s) of Common name:
Name per country: DE : Tauben-Storchschnabel ; ES : pie de palmera ; FR : géranium colombin ; IT : geranio colombino ; PT : bico-de-pomba-maior ; EN : long-stalked crane's-bill ; NL : fijne ooievaarsbek ;
Biological type: Annual, Biennial
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- Cotyledons reniform.
- Leaves entire, rounded, with distal teeth.
- Height: 10-40 cm. Plant hairy.
- Stem robust, with few appressed hairs, without glands.
- Leaves lower in rosette. Lower cauline leaves opposite, upper alternate, deeply divided nearly to the base, rounded, hairy, with a long hairy stalk, palmately divided in 3-7 lobes lobed in 2-3 secundary lobes. Petioles with dense downwards appressed hairs.
- Flowers purple to crimson, 2 on a very long peduncle. Petals 7-10 mm. Sepals often membranous on the margins, recurved outside. Flowering branches longer than the leaves.
- Fruit long and narrow divided in 5 filiform mericarps. Smooth valve with a beak and sutures somewhat hairy.
- Rare in crops.
- Risk of confusion with Geranium dissectum L..
- Biological type: Annual or biennial.
Mistake with: Geranium dissectum
Ecological profile (click on flags):
Present
Rare
Rare
Rare
Present
Rare
