However, some still categorize Schwarziana as a subgenus under the closely related genus Plebeia. Recent morphological studies support Schwarziana as a genus, while Plebeia appears to be paraphyletic.
Some still place Schwarziana under the subgenus classification of Plebeia due to its close relationship with the genus. Nevertheless, more recent studies indicate that Schwarziana is actually a distinct genus, while Plebeia appears to have diverged into a paraphyletic group.