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woollyleaf manzanita

Scientific Name: Arctostaphylos tomentosa ssp. insulicola

Family: Ericaceae

Category: Dicot

Growth: Shrub

Duration: Perennial

Other Names:

       

Arctostaphylos tomentosa - Woollyleaf Manzanita

Arctostaphylos tomentosa, commonly known as woollyleaf manzanita or woolley manzanita, is a shrub belonging to the Ericaceae (Heath) family. It is also referred to as Woolly-leaf Manzanita and Downy Manzanita.

Considerations for Pets

  • The plant has smooth red bark that might be appealing to some animals.
  • It produces berries, which may or may not be toxic.

Considerations for Children

  • The plant has smooth red bark that might be appealing to children.
  • It produces berries, which may or may not be toxic.

Taxonomy and Nomenclature

  • Scientific Name: Arctostaphylos tomentosa (Pursh) Lindley
  • Common Names: Woollyleaf Manzanita, Woolly Leaf Manzanita, Woolley Manzanita, Downy Manzanita, Hairy Manzanita
  • Family: Ericaceae (Heath)
  • Subspecies: Arctostaphylos tomentosa ssp. tomentosa, Arctostaphylos tomentosa ssp. eastwoodiana
  • Synonyms: Mentions Arctostaphylos Rosei tomentosa.

Distribution and Habitat

  • Endemic to specific regions.
  • Grows in pine forests of Cambria and throughout pine forests up into the Bay area.
  • Found in Maritime Chaparral environments.
  • Native to California and British Columbia.

Morphological Characteristics

  • Described as a tree or shrub, growing up to 15 ft.
  • Has smooth red bark. Mature bark is smooth and reddish brown.
  • Smaller twigs and new leaves are lightly woolly.
  • Mature leaves are leathery and shiny.
  • The inflorescence is a spherical cluster of urn-shaped manzanita flowers.

Ecological Role

  • Part of the &quotWoolly leaf manzanita series" in maritime chaparral.
  • Forms alliances within Brittle leaf - Woolly leaf manzanita chaparral.

Interactions with Other Organisms

  • Part of the chaparral plant community.
  • Associated with Woolly Indian Paintbrush.

Further Information

  • Referenced by the UCSC Natural Reserves.
  • Information available at the University of California Museum of Paleontology.
  • Mentioned in the 2009 Manual of California Vegetation.
  • CalPhotos contains images of Arctostaphylos tomentosa.