Overview

Distribution

Range Description

This widespread species occurs in Bolivia, Ecuador, Guatemala, Mexico, Peru, Paraguay, and Venezuela, at altitudes from 0 to 2,500 m (Hunt et al. 2006). In Mexico the species is found in the states of Guanajuato, Hidalgo, Jalisco, Oaxaca, Puebla, Querétaro, San Luis Potosí, Sonora, and Tamaulipas (Hernández et al. 2004). Other authors report the species from Chiapas (Breedlove 1987) and Veracruz (Sosa and Gómez-Pompa 1994). It has also been recorded from Guerrero, Nayarit and Sinaloa (Guzmán et al. 2003). In Venezuela, its distribution is patchy and it occurs in the states of Lara, Mérida, and Táchira.
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Physical Description

Type Information

Isotype for Opuntia tayapayensis Cárdenas
Catalog Number: US 1989858
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): M. Cárdenas
Year Collected: 1942
Locality: Tarata, Cochabamba, Bolivia, South America
  • Isotype: Cárdenas, M. 1950. Lilloa. 23: 18.
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Type collection for Opuntia depauperata Britton & Rose
Catalog Number: US 763338
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): J. N. Rose
Year Collected: 1916
Locality: Federal District, Venezuela, South America
  • Type collection: Britton, N. L. & Rose, J. N. 1919. Cactaceae. 1: 216.
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
This cactus occurs in dry deciduous forest and dry shrublands. It also grows in disturbed habitats, such as on roadsides and on dry overgrazed mountains (Pin and Simon 2004).

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
Arreola, H., Ishiki, M., Terrazas, T., Ostalaza, C. & Loaiza, C.

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

Contributor/s

Justification
This is a very widespread and abundant species that is tolerant to disturbance. Hence, Opuntia pubescens is listed as Least Concern.
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Population

Population
This is an abundant and stable species in Mexico, Ecuador, and Peru. In Venezuela, it is scarce and patchily distributed.

Population Trend
Stable
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Threats

Major Threats
There are no known threats to this species; it is very tolerant of disturbance.
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Management

Conservation Actions

Conservation Actions
The species is protected in some parts of its range. For example, in Guatemala it is listed in the national list of threatened species under CONAP Category 2, which corresponds to species distributed in a single habitat and for which trade needs to be regulated (CONAP 2006). It occurs in a number of protected areas across its range.
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