Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : gerpu
Synonym(s) of Sc. name:
Classification: Geraniaceae, Dicotyledonous
Common name: small-flowered crane's-bill
Synonym(s) of Common name:
Name per country: DE : Kleiner Storchschnabel ; ES : ; FR : géranium à tiges grêles ; IT : geranio minore ; PT : ; EN : small-flowered crane's-bill ; NL : klein ooievaarsbek ; DK : liden storkenæb
Biological type: Annual, Biennial
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- Cotyledons reniform.
- Leaves entire, rounded, with distal teeth.
- Height: 10-40 cm.
- Stem prostrate or ascending, often branched ; with erect, very short, smooth hairs often glandular above.
- Leaves lower in rosette. Lower cauline leaves opposite, upper alternate, palmately divided with 5-7 lobes, dark-green, smooth-haired on both sides, laciniate, short-pointed and narrow. Petioles variable in length (0.5 to 5 cm). Stipules lanceolate -linear.
- Flowers bright-light-purple, very small, on 2-flowered peduncle. Inflorescence : helix-shaped cyme up to 30 cm long. Sepals near 3.5 mm, acute. Petals with emarginate apex, as long as the sepals.
- Fruit : with a smooth valve, thin appressed hairs, beak with short gandular hairs. Smooth seed without albumen.
- Risk of confusion with Geranium molle L. and Geranium pusillum L.
- Biological type: Annual or biennial.
Mistake with: Geranium molle , Geranium rotundifolium
Ecological profile (click on flags):
Present
Present
Rare
Rare
Present
Rare
Present
Rare
