Barberry

Achlys triphylla

Achlys triphylla

vanilla leaf
Mahonia nervosa

Mahonia nervosa

dwarf Oregon-grape
Vancouveria hexandra

Vancouveria hexandra

northern inside-out flower
Mahonia aquifolium

Mahonia aquifolium

shining Oregon-grape
Mahonia repens

Mahonia repens

trailing Oregon-grape