Search / Plant Profile / Arctostaphylos rudis

Plant Profile

Shagbark Manzanita (Arctostaphylos rudis)

Photo Credit: John Game

Global Rank: G2 - Imperiled
Legal Status: N/A
Family: Ericaceae
State: CA
Nature Serve ID: 154699
Lifeform: Shrub
Date Inducted in National Collection: 01/17/2019

Description:

Arctostaphylos rudis is a manzanita shrub about 1 to 3 meters in length. It has a grey, shredding bark and bright green elliptical leaves about 3-8 mm long. It's pinkish-white flowers grow in clusters from November through February and are vase shaped and 5-8 mm in length. The fruits are spherical and about 8-14mm in diameter.

Where is Shagbark Manzanita (Arctostaphylos rudis) located in the wild?

Habitat:

A. rudis can be found within the sandy soils of coastal sage scrub and chaparral environments

Distribution:

There are about 36 occurrences of A. rudis located within the Santa Barbara and San Luis Obispo Counties of California.

States & Provinces:

Shagbark Manzanita can be found in California

Which CPC Partners conserve Shagbark Manzanita (Arctostaphylos rudis)?

Santa Barbara Botanic Garden

Not Sponsored

Conservation Actions

Assigned 06/13/17

University of California-Santa Cruz Arboretum & Botanic Garden

Not Sponsored

Assigned 01/17/19

The Huntington

Not Sponsored

Assigned 10/30/23

CPC's Plant Sponsorship Program provides long term stewardship of rare plants in our National Collection. We are so grateful for all our donors who have made the Plant Sponsorship Program so successful. We are in the process of acknowledging all our wonderful plant sponsorship donors on our website. This is a work in progress and will be updated regularly.

Conservation Actions

09/01/2020

Based on an September 2020 extract of the California Plant Rescue Database, Santa Barbara Botanic Garden holds 1 accessions of Arctostaphylos rudis in orthodox seed collection. There are as many as 50 seeds of this species in their collection - although some may have been used for curation testing or sent to back up.

08/05/2020

Based on an August 2020 extract of the California Plant Rescue Database, Santa Barbara Botanic Garden has collected 1 seed accessions of Arctostaphylos rudis from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass 15 maternal plants