Ferocactus glaucescens

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Ordo: Caryophyllales

Familia: Cactaceae
Subfamilia: Cactoideae
Tribus: Cacteae
Genus: Ferocactus
Sectio: F. sect. Bisnaga
Species: Ferocactus glaucescens
Name

Ferocactus glaucescens (DC.) Britton & Rose, Cact. 3: 137 (1922).
Synonyms

Basionym
Echinocactus glaucescens DC., Mém. Mus. Hist. Nat. 17: 115 (1828).
Homotypic
Bisnaga glaucescens (DC.) Orcutt, Cactography 1: 1 (1926).
Parrycactus glaucescens (DC.) Doweld, Novosti Sist. Vyssh. Rast. 32: 118 (2000).
Heterotypic
Echinocactus hybocentrus Lehm. ex Pfeiff., Enum. Diagn. Cact.: 65 (1837).
Echinocactus mammillarioides Hook., Bot. Mag. 64: t. 3558 (1837).
Malacocarpus mammillarioides (Hook.) Britton & Rose, Cact. 3: 203 (1922).
Pyrrhocactus mammillarioides (Hook.) Backeb. in C.Backeberg & F.M.Knuth, Kaktus-ABC: 263 (1936).
Neoporteria mammillarioides (Hook.) Backeb., Kakteenkunde 5: 81 (1939).
Neoporteria subgibbosa var. mammillarioides (Hook.) Donald & G.D.Rowley, Cact. Succ. J. Gr. Brit. 28: 58 (1966).
Echinocactus pfeifferi Zucc. ex Pfeiff., Enum. Diagn. Cact.: 58 (1837).
Echinofossulocactus pfeifferi (Zucc. ex Pfeiff.) Lawr., Gard. Mag. (London) 17: 318 (1841).
Ferocactus glaucescens var. pfeifferi (Zucc. ex Pfeiff.) Borg, Cacti ed. 2: 293 (1951).
Ferocactus pfeifferi (Zucc. ex Pfeiff.) Backeb., Cact. Handb. Kakteenk. 5 2742 (1961).
Echinocactus theionacanthus Lem., Cact. Aliq. Nov.: 22 (1838).
Echinocactus theiacanthus Lem., Cact. Gen. Sp. Nov.: 86 (1839).
Echinocactus nummularioides Steud., Nomencl. Bot., ed. 2, 1: 536 (1840).
Echinocactus dietrichianus C.F.Först., Hamburger Garten- Blumenzeitung 17: 160 (1861).

Distribution
Native distribution areas:

Continental: Northern America
Regional: Mexico
Mexico Gulf (Veracruz), Mexico Northeast (Guanajuato, Hidalgo, Nuevo Leon, Queretaro, San Luis Potosi, Tamaulipas).

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition
References
Primary references

Britton, N.L. & Rose, J.N. 1922. The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family. Vol. 3. 255 pp. + 23 pl. Carnegie Institution of Washington. BHL PDF Reference page. : 137.

Additional references

Villaseñor, J.L. 2016. Checklist of the native vascular plants of Mexico. Revista Mexicana de Biodiversidad 87: 559–902. DOI: 10.1016/j.rmb.2016.06.017 Online PDF Reference page.
Govaerts, R.H.A. 2001. World Checklist of Seed Plants Database in ACCESS E-F: 1-50919. [unavailable to the public] Reference page.
Korotkova, N., Aquino, D., Arias, S., Eggli, U., Franck, A. , Gómez-Hinostrosa, C., Guerrero, P.C., Hernández, H.M., Kohlbecker, A., Köhler, M., Luther, K., Majure, L.C., Müller, A., Metzing, D., Nyffeler, R., Sánchez, D., Schlumpberger, B. & Berendsohn, W.G. 2021. Cactaceae at Caryophyllales. org–a dynamic online species-level taxonomic backbone for the family. Willdenowia 51(2): 251–270. DOI: 10.3372/wi.51.51208 Open access Reference page.

Links

Korotkova, N. et al. 2021. Ferocactus glaucescens in Cactaceae at Caryophyllales.org. A global synthesis of species diversity in the angiosperm order Caryophyllales. Published online. Accessed: 2021 Nov 15. Reference page.
Govaerts, R. et al. 2021. Ferocactus glaucescens in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2021 Mar 14. Reference page.
International Plant Names Index. 2021. Ferocactus glaucescens. Published online. Accessed: Mar 14 2021.
Tropicos.org 2021. Ferocactus glaucescens. Missouri Botanical Garden. Published online. Accessed: 14 Mar 2021.
Hassler, M. 2021. Ferocactus glaucescens. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2021. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2021 Mar 14. Reference page.

Vernacular names
English: glaucous barrel cactus
lietuvių: Melsvasis ferokaktusas
português: cacto-bola, cacto-azul
粵語: 王冠龍

Ferocactus glaucescens, the glaucous barrel cactus, is a species of flowering plant in the family Cactaceae, native to the limestone hills of Hidalgo, endemic to México. It is a spherical or cylindrical cactus growing to 60 cm (24 in) in diameter, with long yellow spines and yellow flowers in summer.

In cultivation in temperate regions it must be grown under glass. It has gained the Royal Horticultural Society's Award of Garden Merit.[1][2]

There is a spineless form, Ferocactus glaucescens forma nuda (inermis).[3]
Synonyms

Bisnaga glaucescens
Echinocactus glaucescens

Echinocactus pfeifferi
Ferocactus pfeifferi

References

"RHS Plant Selector - Ferocactus glaucescens". Retrieved 2 July 2020.
"AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 39. Retrieved 26 February 2018.
Ferocactus glaucescens forma nuda (inermis)