Search / Plant Profile / Dudleya blochmaniae ssp. blochmaniae

Plant Profile

Blochman's Dudleya (Dudleya blochmaniae ssp. blochmaniae)

This shot shows the plant in bloom. Photo Credit: Dylan Hannon

Global Rank: T2 - Imperiled
Legal Status: N/A
Family: Crassulaceae
State: CA
Nature Serve ID: 139690
Lifeform: Forb/herb
Categories of Interest: Cacti/Succulents
Date Inducted in National Collection: 03/15/1995

Description:

Very little is known about Dudleya blochmaniae ssp. blochmaniae, or Blochman's dudleya, but its close relatives, other subspecies of D. blochmaniae, have been considered for Federal protection. These species include the short-leaved dudleya (D. blochmaniae ssp. brevifolia) and the Santa Rosa Island dudleya (D. blochmaniae ssp. insularis). The subspecies of Dudleya blochmaniae are succulent perennials that have a rosette of leaves that sprout from a cormb. A member of the stonecrop family, plants produce white flowers with red or purple markings on short stalks.

Where is Blochman's Dudleya (Dudleya blochmaniae ssp. blochmaniae) located in the wild?

Habitat:

Coastal sage scrub, chaparral, coastal bluff scrub and valley and foothill grassland within the immediate influence of the coast.

Distribution:

Found in San Diego, Orange, Los Angeles, Ventura, Santa Barbara, and San Luis Obispo Counties in California, as well as in Baja California, Mexico. (Reiser 1994)

States & Provinces:

Blochman's Dudleya can be found in California

Which CPC Partners conserve Blochman's Dudleya (Dudleya blochmaniae ssp. blochmaniae)?

California Botanic Garden

Not Sponsored

Conservation Actions

Assigned 06/09/17

University of California-Santa Cruz Arboretum & Botanic Garden

Not Sponsored

Assigned 01/17/19

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, California Botanic Garden holds 2 accessions of Dudleya blochmaniae subsp. blochmaniae in orthodox seed collection. There are as many as 810300 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, California Botanic Garden has collected 2 seed accessions of Dudleya blochmaniae subsp. blochmaniae from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass an unknown number of maternal plants

Nature Serve Biotics

05/02/2017

Dudleya blochmaniae ssp. blochmaniae is known from fewer than twenty extant occurrences in southern California and fewer than five extant occurrences in Baja California, Mexico. Development seriously threatens this taxon.

01/01/2010

Development

01/01/2010

Less than twenty sites in California and less than five in Baja California. (Reiser 1994)

01/01/2010

None known.

01/01/2010

Protect all southern California populations. Survey for new locations.

01/01/2010

Maintain a genetically representative seed bank.