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

Bayer Code : gasci

Scientific name: Galinsoga quadriradiata Ruiz & Pavon


Synonym(s) of Sc. name: Galinsoga ciliata (Raf.) Blake.

Classification: Compositae, Dicotyledonous

Common name: shaggy-soldier

Synonym(s) of Common name:

Name per country: DE : Behaartes Franzosenkraut ; FR : galinsoga velu ; IT : galinsoga ispida ; PT : galinsoga aveludado ; EN : shaggy-soldier ; NL : harig knopkruid ;

Biological type: Annual


Seed snapshot Seed:

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Seedling snapshotSeedling snapshot Seedling:

- Cotyledons cordate at the apex.

- Leaves entire, elliptic-ovate, regularly toothed.


Adult plant snapshot Adult plant:

- Height: 10-70 cm.

- Stem mostly branched near the base with spreading and dense hairs above.

- Leaves opposite, pinnately divided, 3-angled, big-toothed and hairy on both sides.

- Flowers in heads: disk-florets yellow, tubular, longer than the pappus; ray -florets white, with a short ligule and a tube hidden by the pappus. Heads 6-7 mm, solitary and terminal on glandular hairy pedicels. Involucral bracts on 2 rows, green, and usually with glandular hairs.

- Fruit : achene with an awned scale pappus as long as the 2/3 of the fruit.

- Populations exist which are resistant to triazines in Germany and Netherlands.

- Risk of confusion with Galinsoga parviflora Cav. ( which is differentiated by it's appressed and obscure hairs).

- Biological type: Annual.

Mistake with: Galinsoga parviflora


Ecological profile (click on flags): BeneLux   Present     Germany  Present     France  Present     Italy  Present    

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