Rapicactus beguinii
| Rapicactus beguinii | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Cactaceae |
| Subfamily: | Cactoideae |
| Genus: | Rapicactus |
| Species: | R. beguinii
|
| Binomial name | |
| Rapicactus beguinii (N.P.Taylor) Lüthy 2003
| |
| Synonyms | |
| |
Rapicactus beguinii is a species of Rapicactus found in Mexico.
Description
Rapicactus beguinii is a solitary cactus characterized by its grayish to bluish-green, spherical to short cylindrical-spherical stems and fibrous roots. Stems grow 7 to 15 cm (2.8 to 5.9 in) tall and 3 to 10 cm (1.2 to 3.9 in) in diameter, with 2 to 3 mm (0.079 to 0.118 in) high conical tubercles. The plant has 2 to 3 central spines that are 12-15 mm (0.59 in) long, which are slender, straight, spreading, and white to yellowish-brown, darkening at the tips. It also possesses 9 to 27 radial spines that are 4-6 mm (0.24 in) long, which are straight, spreading, white, and also darken at their tips. Flowers are 1.2 to 1.8 cm (0.47 to 0.71 in) in diameter and range in color from whitish or yellowish to magenta. The greenish-magenta fruits are 16 to 18 mm (0.63 to 0.71 in) long.[2]
Subspecies
Accepted Subspecies:[3]
| Image | Scientific name | Description | Distribution |
|---|---|---|---|
| Rapicactus beguinii subsp. beguinii | NE. Mexico | ||
| Rapicactus beguinii subsp. hintoniorum (A.Hofer) Lüthy | Mexico (Nuevo León) |
Distribution
This species is found in the pine forest and steep cliffs in the Mexican states of Nuevo León, Coahuila, Zacatecas, San Luis Potosí, and Tamaulipas at elevations between 1900 and 2100 meters.[4]
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Habitat in Coahuila, Mexico
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Plant blooming in habitat
Taxonomy
First described as Thelocactus beguinii by Nigel Paul Taylor in 1983 who named it after Abbé Beguin of Brignoles. It was moved to the genus Rapicactus by Jonas M. Lüthy in 2003.[5]
References
- ^ "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species. Retrieved 2025-12-31.
- ^ Anderson, Edward F.; Eggli, Urs (2005). Das grosse Kakteen-Lexikon (in German). Stuttgart (Hohenheim): Ulmer. p. 629. ISBN 3-8001-4573-1.
- ^ "Rapicactus beguinii (N.P.Taylor) Lüthy". Plants of the World Online. Retrieved 2025-12-31.
- ^ Clement, Peiffer (2013-08-04). "Rapicactus beguinii". LLIFLE. Retrieved 2025-12-31. This article incorporates text from this source, which is available under the CC BY-SA 3.0 license.
- ^ Hunt, David (1983). "A new review of Mammillaria names A-C". Bradleya. 1 (1): 105–128. doi:10.25223/brad.n1.1983.a10. ISSN 0265-086X. Retrieved 2025-12-31.
External links
- Media related to Rapicactus beguinii at Wikimedia Commons
- Data related to Rapicactus beguinii at Wikispecies