Bidens frondosa L.

English Beggarticks ISEIA: C2
Lëtzebuergesch Schwaarzfriichtegen Duebelzant EASIN
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Report the species

Report Bidens frondosa to the National Museum of Natural History.

Importance and distribution in Luxembourg

Distribution map of Bidens frondosa L. in Luxembourg. Recorder-LUX & iNaturalist, 2019.08.26.

The species was first documented in Luxembourg in 1959. It was found on 10th September 1959 in the Municipality of Stadtbredimus (Reichling 1962). Currently, 53 observations of Bidens frondosa are documented in the Recorder database, most of them originating in the Moselle valley.

Bidens frondosa is a pioneer plant species of moist grounds; it colonises river banks, mud flats, ditches, ponds and other open alluvial habitats. 1

Risk assessment

ISEIA protocol: C2 (2+2+2+1) (Ries et al. 2013: 18).

Bibliography concerning Luxembourg

  • Reichling, L., 1962. Notes floristiques 1959. Bull. Soc. Nat. luxemb. 64: 3-52. [PDF 3155 KB]
  • Ries, C., Y. Krippel, M. Pfeiffenschneider & S. Schneider, 2013. Environmental impact assessment and black, watch and alert list classification after the ISEIA Protocol of non-native vascular plant species in Luxembourg. Bull. Soc. Nat. luxemb. 114: 15-21. [PDF 652 KB]

Suggested citation of this webpage

Ries, C. & M. Pfeiffenschneider (Eds.), 2019. Bidens frondosa L. In: - Invasive Alien Species in Luxembourg. URL: [26.08.2019].

 Last updated on Monday, April 9, 2018.