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Overview

Distribution

Range Description

The species is endemic to the Mexican state of Baja California (Hunt et al. 2006), it occurs in Isla Angel de la Guarda at 1 to 300 m of altitude (Pilbeam and Bowdery 1995).
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Physical Description

Type Information

Type collection for Ferocactus johnstonianus Britton & Rose
Catalog Number: US 2296910
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): I.M. Johnston
Year Collected: 1821
Locality: Angel de La Guardia Island, Baja California Norte, Mexico, North America
  • Type collection: Britton, N. L. & Rose, J. N. 1923. Cactaceae. 4: 287.
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© Smithsonian Institution, National Museum of Natural History, Department of Botany

Source: National Museum of Natural History Collections

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Type collection for Ferocactus johnstonianus Britton & Rose
Catalog Number: US 2296911
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): I.M. Johnston
Year Collected: 1921
Locality: Angel de La Guardia Island, Baja California Norte, Mexico, North America
  • Type collection: Britton, N. L. & Rose, J. N. 1923. Cactaceae. 4: 287.
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© Smithsonian Institution, National Museum of Natural History, Department of Botany

Source: National Museum of Natural History Collections

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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
According to Pilbeam and Bowdery (2005), the species occurs in a wash behind a lagoon on the east side of Isla Angel de la Guarda and high in the mountains, near the highest peak on south facing slopes rocks.

Systems
  • Terrestrial
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
LC
Least Concern

Red List Criteria

Version
3.1

Year Assessed
2013

Assessor/s
León de la Luz, J.L., Gómez-Hinostrosa, C. & Hernández, H.M.

Reviewer/s
Superina, M. & Goettsch, B.K.

Contributor/s

Justification
Ferocactus johnstonianus has a restricted range, however all of it is protected and it has no threats. Hence, it is listed as Least Concern.
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Population

Population
Ferocactus johnstonianus is not locally abundant.

Population Trend
Stable
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Threats

Major Threats
There are no major threats to Ferocactus johnstonianus.
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Management

Conservation Actions

Conservation Actions
The species occurs in Islas del Golfo protected area (Larraín 2011). This species is legally protected in Mexico by the national list of species at risk of extinction, NOM-059-SEMARNAT-2010, where it is listed under category “subject to special protection” (Pr; SEMARNAT 2010).
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