Australian painted lady significantly affected by these changes. It has been found to use some species of carduine thistles, which are invasive to Australia, as host plants in New South Wales. Australian painted ladies use the plants as hosts during their larval stage, and as food sources. However, they inflict little damage to the plant. Australian painted lady The Australian painted lady ("Vanessa kershawi") butterfly is mostly confined to Australia, although westerly winds have dispersed it to islands east of Australia, including New Zealand. Debate surrounds the taxonomy of this species. Some believe that the Australian painted lady should be a subspecies of
West Coast lady West Coast lady The West Coast lady ("Vanessa annabella") is one of three North American species of brush-footed butterflies known colloquially as the "painted ladies". "V. annabella" occurs throughout much of the western US and southwestern Canada. The other two species are the cosmopolitan "Vanessa cardui" (painted lady) and the eastern "Vanessa virginiensis" (American painted lady). This species has also been considered a subspecies of the South American, "Vanessa carye", and is frequently misspelled as "anabella". Aside from general differences in distribution, "V. annabella" can be distinguished from the other two painted ladies of North America as follows: Most conspicuously,