Echinocactus horizonthalonius

Echinocactus horizonthalonius

Taxonavigation

Taxonavigation: Caryophyllales
Classification System: APG IV Superregnum: Eukaryota Regnum: Plantae Cladus: Angiosperms Cladus: Eudicots Cladus: Core eudicots Ordo: Caryophyllales

Familia: Cactaceae
Subfamilia: Cactoideae
Tribus: Cacteae
Genus: Echinocactus
Species: Echinocactus horizonthalonius

Name

Echinocactus horizonthalonius Lem., Cact. Gen. Sp. Nov. 19. 1839.

Synonyms

Homotypic
- Echinocactus horizontalis C.F.Först., Handb. Cacteenk. 327. 1846, sphalm.
- Meyerocactus horizonthalonius (Lem.) Doweld, Succulenta 75(6): 271. 1996.

Heterotypic
- Echinocactus equitans Scheidw., Bull. Acad. Brux. 6: 88. 1839.
- Echinocactus horizonthalonius f. centrispinus (Engelm.) Schelle, Kakteen 186. 1926.
- Echinocactus horizonthalonius f. curvispinus (Salm-Dyck) Schelle, Handb. Kakteenkult. 146. 1907.
- Echinocactus horizonthalonius f. montruosa hort.
- Echinocactus horizonthalonius f. obscurispinus (Rud.Mey.) Schelle, Kakteen 186. 1926.
- Echinocactus horizonthalonius subsp. diabolicus Halda, L.Vacek & Vaško, Acta Mus. Richnov., Sect. Nat. 13(1): 1 (-3; figs.). 2006.
- Echinocactus horizonthalonius subsp. jarmilae Halda & Horáček, Acta Mus. Richnov., Sect. Nat. 7(1): 34. 2000.
- Echinocactus horizonthalonius subsp. nicholii (L.D.Benson) U.Guzmán, Cactaceae Syst. Init. 16: 17. 2003.
- Echinocactus horizonthalonius var. centrispinus Engelm., Proc. Amer. Acad. Arts 3: 276. 1856.
- Echinocactus horizonthalonius var. curvispinus Salm-Dyck, Cact. Hort. Dyck. 1849: 146. 1850.
- Echinocactus horizonthalonius var. moelleri J.N.Haage ex D.Weniger, nom. nud.
- Echinocactus horizonthalonius var. nicholii L.D.Benson, Cacti Ariz. ed. 3. 23. 1969.
- Echinocactus horizonthalonius var. obscurispinus Rud.Mey., Monatsschr. Kakteenk. 21: 181. 1911.
- Echinocactus pachycornis Muehlenpf. in Otto & A.Dietr., Allg. Gartenzeitung 14: 371. 1846
- Echinocactus horizonthalonius var. subikii Stanik & Dráb, in ?. 1998.
- Echinocactus laticostatus Engelm. & J.M.Bigelow, Descr. Cact. 4: 32. 1856.
- Meyerocactus horizonthalonius subsp. nicholii (L.D.Benson) Doweld, Sukkulenty 1(2): 27. 1999.

Note:

Echinocactus horizonthalonius subsp. diabolicus Halda, L.Vacek & Vaško may represent a hybrid between this species and Echinocactus platyacanthus Link & Otto (Vasko (2005-2015).

References

eFloras 2008. Echinocactus horizonthalonius in Flora of North America . Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Lemaire, C. (1839) Cactearum Genera Nova Speciesque Novae... 19. Paris.
LLIFLE - Encyclopedia of living forms 2013-2015. Echinocactus horizonthalonius in LLIFLE. Published on internet. Accessed: 2015 Apr 09.

USDA, ARS, Germplasm Resources Information Network. Echinocactus horizonthalonius in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed on 09-Oct-10.
Vasko, Z. (2005-2015) Echinocactus horizonthalonius × platyacanthus in Rare Cati.

Vernacular names

English: devilshead, turk's head cactus, blue barrel cactus, eagle's claw

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