Perideridia

Perideridia Richenb.
Engl.: yampah.

Perideridia gairdneri (Hook. & Arn.) Mathias.
Engl.: Gardner's yampah, common yampah, edible-rooted caraway, false caraway, squawroot, yamp.
Bot. syn.: See Carum gairdneri (Hook. & Arn.) A. Gray., Atenia gairdneri Hook. & Arn.

Perideridia kelloggii (Gray) Mathias.
Engl.: Kellogg's yampah, Californian caraway.
Bot. syn.: Carum kelloggii A. Gray.