Definition

1. Noun:
   • A type of shrub or small tree, specifically a willow, characterized by having reddish or purplish stems (twigs) and bark. The bark is noted for being rich in tannin, a substance used in tanning leather. This term can refer to two closely related species:

     • Cornus sericea (syn. Cornus stolonifera), a common North American shrub also known as red-twig dogwood or American dogwood, which has reddish-purple twigs and produces clusters of small white flowers.
     • Salix purpurea, a Eurasian species of willow also known as purple osier or purple willow.

Usage Examples

• Noun:
  • The bright stems of the red osier provide vibrant winter color in the garden.
  • We planted red osier along the stream bank to help control erosion.
  • The bark of the red osier was traditionally harvested for its tannin content.

Advanced Usage

• Horticultural Use: In landscaping, red osier is often used for its ornamental value, particularly the striking red color of its young stems, which is most vivid in winter. It is also used in ecological restoration for soil stabilization.
• Ethnobotanical Use: Historically, the flexible stems of red osier were used in basket weaving by various Indigenous peoples of North America.

Variants and Related Words

• Red osier dogwood: A more precise common name for the North American species .
• Red-twig dogwood: Another common name emphasizing the plant's distinctive stem color.
• Purple osier: A common name for the Eurasian willow species .
• Osier: A general term for any willow (genus ) with flexible branches used in basketry or weaving.

Synonyms

• Red-twig dogwood (for )
• American dogwood (for )
• Purple willow (for )
• Basket willow (a general term for willows used in weaving)

Related Phrases

• Osier bed: An area where osier willows are cultivated, typically for use in basket making.
  • The craftsman gathered materials from the local osier bed.

Noun

1. Eurasian osier having reddish or purple twigs and bark rich in tannin
2. common North American shrub with reddish purple twigs and white flowers