Indicator Plants

Cornus sericea – red-osier dogwood

Common Name

red-osier dogwood

Family

Cornaceae

Scientific Name

Cornus sericea

Alternate Scientific Name
  • Cornus stolonifera
Soil Moisture Regime (SMR)
  • Medium (M)
  • Wet (W)
Soil Nutrient Regime (SNR)
  • Medium (M)
  • Rich (R)

Botanical Drawing

Hitchcock, C. Leo, and Arthur Cronquist. Flora of the Pacific Northwest: An Illustrated Manual © 1973. Reprinted with permission of the University of Washington Press.

General / Habitat
  • A spreading shrub with many stems
  • Typically occurs in moist soils, often in swamps, streambanks and forest edges,
  • Low to middle elevations.
Key Identifying Characteristics
  • Young stems typically dark red. This shrub is many-stemmed and spreading, from 1-6 m tall. The branching pattern is opposite, and lower branches sometimes form roots.
  • Opposite, oval shaped leaves with a sharp point. The leaves have 5-7 prominent parallel veins that converge at the leaf base and tip. This is typical of the Cornaceae family).  The leaves commonly turning reddish-purple in fall
  • Small, white, flowers with 4 petals and stamens. Several flowers are borne in flat-topped terminal clusters.
  • Fruit is small, round, white berries. They are not edible.
Lookalikes
  • Flowering dogwood (C. nuttallii)
    • a tree (up to 20 m tall) that produces large-bracted and showy flowers
    • If it is young and non-reproductive, it can be distinguished by its dull brown stems
Interesting Characteristics
  • Key source of food for ungulates in winter time
  • Different parts of the plant favoured for medicinal use or consumption by different aboriginal peoples across North America
Sources

Douglas, G.W. et al (Editors). 1998-2002. Illustrated Flora of British Columbia, Volumes 1 to 8. B.C. Min. Environ., Lands and Parks, and B.C. Min. For., Victoria, B.C.

Pojar, J. and A. MacKinnon. 2014. Plants of Coastal British Columbia Including Washington, Oregon & Alaska. B.C. Ministry of Forestry and Lone Pine Publishing. Vancouver, B.C.

 

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