''Ludwigia'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...

beetle genus in the family

Cerambycidae The longhorn beetles (Cerambycidae), also known as long-horned or longicorns (whose larvae are often referred to as roundheaded borers), are a large family of beetles, with over 35,000 species described. Most species are characterized by anten ...

described by Pic in 1891. Its only species, ''Ludwigia lixoides'', was described by

Hippolyte Lucas Pierre-Hippolyte Lucas (17 January 1814 – 5 July 1899) was a French entomologist. Lucas was an assistant-naturalist at the Muséum national d'Histoire naturelle. From 1839 to 1842 he studied fauna as part of the scientific commission on the ex ...

in 1847."''Ludwigia'' Pic, 1891"
''BioLib''. Retrieved 13 July 2020.

References

Agapanthiini Beetles described in 1847 {{Agapanthiini-stub