Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : clape
Synonym(s) of Sc. name: Montia perfoliata (Willd.) Palisot de Beauvois
Classification: Portulacaceae, Dicotyledonous
Common name: springbeauty
Synonym(s) of Common name:winter purslane
Name per country: DE : Durchwachsene Claytonie ; FR : claytonia perfoliée ; IT itonia perfoliata ; PT : ; EN : springbeauty ;
Biological type: Annual
- Cotyledons very long and narrow.
- True leaves rather fleshy, pointed, narrowing into long stalk, rhomboid-oval.
- Height: 10 to 20 cm.
- Stem axis compressed.
- Basal leaves very long stalked in a rosette, blades elliptical to ovate-rhombic, entire, rather fleshy.
- Inflorescences numerous in axils of basal leaves. Flower stem erect or ascending.
2 connate subtending bracts forming a concave suborbicular involucre amid or below the raceme-like inflorescence, overtopped by extended part of stem. Flowers in clusters, inconspicious, 5 to 8 mm in diameter. Petals, 5 (2 to 3 mm) somewhat exeeding the sepals, entire or slightly notched, white, equal.
- Fruits: Capsules opening by valves with 1(to 3) black, shining seeds.
Biological type: annual, sometimes overwintering
Ecological profile (click on flags):
Rare
