Deciduous shrub with thin brown bark shredding into many layers on older wood.
Leaves 1 to 2 inches long, with petioles of about 3/4 inch, 3 to 5-lobed and toothed, shiny green above.
Inflorescence is a round snowball-like cluster. Flowers more or less 1/2 inch across, with 5 white rounded petals, many stamens, hairs divided like a star on the calyx (green leaf-like tissue surrounding the flower)
Rarity: Locally Common
Flowering Time: Late Spring, Early Summer
Life Cycle: Perennial
Height: 6 to 12 feet
Habitat: West-Side Forest, Coastal, moist places such as streambanks, riverbanks north-facing slopes, edges of forests, at low to mid-elevations
Found In: Siskiyous, West Gorge, N Cascades Np, Mt. Rainier Np, Olympic Np
Native: Yes
Source: Wildflowers of the Pacific Northwest
Additional resource: Oregon Flora Project