Perideridia

Perideridia gairdneri

False caraway

Perideridia parishii

Parish's yampah

Perideridia bolanderi

Bolander's yampah

Perideridia kelloggii

Kellogg's yampah

Perideridia oregana

Oregon yampah

Perideridia lemmonii

Lemmon's yampah

Perideridia parishii subsp. parishii

Parish's yampah

Perideridia pringlei

Perideridia americana

Eastern yampah

Perideridia howellii

Howell's yampah

Perideridia californica

California yampah

Perideridia leptocarpa

Perideridia erythrorhiza

Perideridia bacigalupii

Mother lode yampah

Perideridia gairdneri subsp. gairdneri

Perideridia bolanderi subsp. bolanderi

Perideridia parishii subsp. latifolia

Perideridia montana

Perideridia bolanderi subsp. involucrata