HYPP-A Unité de Malherbologie & Agronomie
Weed Science & Agronomy
INRA-Dijon

Bayer Code : ranar

Scientific name: Ranunculus arvensis L.

Synonym(s) of Sc. name:

Classification: Ranunculaceae, Dicotyledonous

Common name: corn buttercup

Synonym(s) of Common name:

Name per country: DE : Acker-Hahnenfuß ; ES : ranunculo ; FR : renoncule des champs ; IT : ranuncolo dei campi ; PT : patalôco ; EN : corn buttercup ; NL : ; DK : ager-ranunkel

Biological type: Annual

Seed snapshot Seed:

.

Seedling snapshot Seedling:

- Cotyledons lengthened, spoon-like.

- Leaves palmately divided.

Adult plant snapshot Adult plant:

- Height: 20-50 cm. Plant glabrous or pubescent.

- Stem erect branched.

- Lower leaves entire, fan-shaped, deltoid to ovate, toothed near the tip. Later leaves deeply divided with narrow segments, 2-3 times cut at the end, glabrous. Leaves 3-5 lobed each one with linear segments, entire or cut-margined.

- Flowers light-green or yellow, numerous, 5 rounded petals (4-12 mm) and green spreading sepals.

- Fruit flattened, ovate, 6-7 mm long, sides and borders with claws. Small nearly straight beak.

- Plant poisonous. Frequency declining in crops.

- Risk of confusion with Ranunculus muricatus L., Ranunculus sardous Crantz.

- Biological type: annual.

Mistake with: Ranunculus muricatus , Ranunculus sardous

Ecological profile (click on flags): Germany   Rare     Denmark  Present     Spain  Present     France  Present     Great Britain  Rare     Italy  Present     Portugal  Present    

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