Dry shade
Understory:
Pacific dogwood Cornus nuttallii
Mountain ash Sorbus sitchensis
Indian plum Oemleria cerasiformis
Red flowering currant Ribes sanguineum
Rhododendron Rhododendron macrophyllum
Black hawthorn Crataegus douglasii
Groundcovers:
Sword fern Polystichum munitum
Colt’s foot Petasites palmatus
Wood sorrel Oxalis oregana