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

Bayer Code : caddr

Scientific name: Cardaria draba (L.) Desvaux

Synonym(s) of Sc. name:

Classification: Cruciferae, Dicotyledonous

Common name: hoary cress

Synonym(s) of Common name:

Name per country: DE : Pfeilkresse ; ES : capellanes ; FR : passerage drave ; IT : lattona ; PT : erva-fome ; EN : hoary cress ;

Biological type: Perennial with rhizomes

Seed snapshot Seed:

.

Seedling snapshot Seedling:

- Cotyledons elliptical, with rounded tip, more or less petiolate.

- Entire leaves, ovate to triangular, irregularly dentate.

Adult plant snapshot Adult plant:

- Height: 20-50 cm. Pubescent, whitish with short stock.

- Stem erect, angular, with short grey hairs very leafy.

- Lower leaves deeply indented, dentate, petiolate. Other leaves oblong, sinuate, dentate, the caulines, clasping.

- White flowers, tall, numerous panicles.

- Fruits : elliptical ovate silicules, often asymmetric (3,5-4 mm) glabrous, unshedding. Pedicels 2-4 times longer than silicules.

- Biological type: perennial with rhizomes.

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

Return INRA  Return INRA-Dijon  Return Weed Science & Agronomy Unit  Return HYPP-A

Copyright © 2000-2001 INRA, all rights reserved ; J.-P. Lonchamp, Nov. 2000
http://www.dijon.inra.fr/bga/hyppa/hyppa-a/caddr_ah.htm ,