Overview

Distribution

National Distribution

Mexico

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

United States

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

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Global Range: Mountains in southern California to Sierra Juarez in northern Baja California, Mexico.

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Physical Description

Type Information

Holotype for Dudleya grandiflora Rose
Catalog Number: US 411174
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Verification Degree: Original publication and alleged type specimen examined
Preparation: Pressed specimen
Collector(s): T. S. Brandegee
Year Collected: 1902
Locality: Whitewater, near Banning., Riverside, California, United States, North America
  • Holotype: Rose, J. N. 1903. Bull. New York Bot. Gard. 3: 16.
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Ecology

Habitat

Comments: Rocky shaded slopes, 240-1700 m (Hickman 1993); rocky hillsides and canyon walls (Wiggins 1980).

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Conservation

Conservation Status

National NatureServe Conservation Status

Mexico

Rounded National Status Rank: N2 - Imperiled

United States

Rounded National Status Rank: N3 - Vulnerable

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NatureServe Conservation Status

Rounded Global Status Rank: T3 - Vulnerable

Reasons: Dudleya saxosa ssp. aloides is in southern California (240-1700 meters) on some desert mountains and the Sierra Juarez in northern Baja California, Mexico, occurring on rocky shaded slopes and canyon walls.

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Names and Taxonomy

Taxonomy

Comments: Dudleya alainae is maintained as distinct or possibly so in California's Natural Diversity Database (1/2000), the CNPS list of rare plants (7/2000 online), and Beauchamp (1986). It is considered a synonym of ssp. aloides in Hickman (1993) and Kartesz (1999).

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