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As classified in WFO snapshot

May 2019

Warning: older classification

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Echinocactus horizonthalonius Lem.

This species name was first published in Cact. Gen. Sp. Nov.: 19–20. 1839.  

At the time of this classification snapshot, this species name was accepted by WFO (placed as the accepted name of a taxon). Its description and other taxonomic data can be found on World Flora Online, id: wfo-0000660527.

Synonyms of Echinocactus horizonthalonius Lem.

Name Author Protologue Nomenclator WFO link
Echinocactus equitans Scheidw. Bull. Acad. Roy. Sci. Bruxelles 6: 88 1839 wfo-0000660391
Echinocactus horizontalis C.F.Först. Handb. Cakteenk. 327 1846 wfo-0000660526
Echinocactus horizonthalonius var. centrispinus Engelm. Proc. Amer. Acad. Arts 3: 276 1856 wfo-0000660528
Echinocactus horizonthalonius f. centrispinus (Engelm.) Schelle Kakteen 186 1926 wfo-0000660529
Echinocactus horizonthalonius var. curvispinus Salm-Dyck Cact. Hort. Dyck. ed. 2: 146 1850 wfo-0000660532
Echinocactus horizonthalonius f. curvispinus (Salm-Dyck) Schelle Handb. Kakteenkult. 146 1907 wfo-0000660533
Echinocactus horizonthalonius var. obscurispinus Rud.Mey. Monatsschr. Kakteenk. 21: 181 1911 wfo-0000660536
Echinocactus horizonthalonius f. obscurispinus (Rud.Mey.) Schelle Kakteen 186 1926 wfo-0000660537
Echinocactus horizonthalonius var. subikii Staník & Dráb Cactaceae (Bratislava) 8: 8 1998 wfo-0000660538
Echinocactus laticostatus Engelm. & J.M.Bigelow Pacif. Railr. Rep. Parke, Bot. 4: 32 1857 wfo-0000660601
Echinocactus pachycornis Muehlenpf. Allg. Gartenzeitung 14: 371 1846 wfo-0000660766
Echinocactus horizonthalonius var. equitans Schmoll Cat. 1947: ? 1947 — wfo-0000738788
Echinocactus horizonthalonius var. laticostatus Schmoll Cat. 1947: ? 1947 — wfo-0000738789
Meyerocactus horizonthalonius (Lem.) Doweld Succulenta (Netherlands) 75(6): 271 1996 wfo-0001254429
Echinocactus horizonthalonius subsp. horizonthalonius – 1839 — wfo-0001286155

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Name Author Protologue Nomenclator WFO link