Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : saiap
Synonym(s) of Sc. name:
Classification: Caryophyllaceae, Dicotyledonous
Common name: annual pearlwort
Synonym(s) of Common name:
Name per country: DE : Kronblattloses Mastkraut ; ES : sagina apetala ; FR : sagine apétale ; IT : sagina senza petali ; PT : sagina-das-areias ; EN : annual pearlwort ; NL : tengere vetmuur ;
Biological type: Annual
.
- Cotyledons very narrow and short (few mm long).
- Leaves entire, lengthened, rounded tip.
- Height: 5-15 cm. Plant pubescent.
- Stems numerous, somewhat creeping at base then ascending, arisen from the neck of the root.
- Leaves lower in tufted and very small rosette ; leaf nearly filiform like an awl. Later leaves, awned, often ciliate at base.
- Flower greenish with a stalk usually straight or slightly curved, pubescent, glandular. 4 sepals ovate all blunt at the apex. 4 petals lanceolate very small or 0. 4 stamens and 4 styles.
- Fruit : capsule 4-valved with crosswise sepals above the ripe fruit, slightly drooped.
- Biological type: annual.
Mistake with: Polycnemum arvense , Scleranthus annuus , Spergula arvensis , Spergularia rubra
Ecological profile (click on flags):
Present
Rare
Rare
Present
Present
