Cactaceae
Devilshead
Echinocactus horizonthalonius
- Family
- Cactaceae
- Genus
- Echinocactus
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Common names
By language (6)
- Chinese
- 太平丸, 小平, 花王丸
- Dutch
- Zeegroene egelcactus
- English
- Devilshead, Turk's head cactus, Blue barrel cactus, Eagle's claw, Silverbell cactus, Turk's-head cactus, Horse crippler, Horse maimer
- Lithuanian
- Žemasis ežiakaktusis
- Persian
- کاکتوس اسبانداز
- Spanish
- Biznaga-tonelmancamula
Synonyms
- Echinocactus equitans Scheidw.
- Echinocactus horizontalis C.F.Först.
- Echinocactus horizonthalonius f. centrispinus (Engelm.) Schelle
- Echinocactus horizonthalonius f. curvispinus (Salm-Dyck) Schelle
- Echinocactus horizonthalonius f. obscurispinus (Rud.Mey.) Schelle
- Echinocactus horizonthalonius subsp. diabolicus Halda, L.Vacek & Vaško
- Echinocactus horizonthalonius subsp. horizonthalonius
- Echinocactus horizonthalonius subsp. jarmilae Halda & Horáček
- Echinocactus horizonthalonius var. centrispinus Engelm.
- Echinocactus horizonthalonius var. curvispinus Salm-Dyck
- Echinocactus horizonthalonius var. equitans Schmoll
- Echinocactus horizonthalonius var. laticostatus Schmoll
- Echinocactus horizonthalonius var. obscurispinus Rud.Mey.
- Echinocactus horizonthalonius var. subikii Staník & Dráb
- Echinocactus laticostatus Engelm. & J.M.Bigelow
- Echinocactus pachycornis Muehlenpf.
- Meyerocactus horizonthalonius (Lem.) Doweld
Flowers
- In flower
- May to July (from 502 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Shrub
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: Mike Ostrowski, CC BY-SA 4.0, from iNaturalist 
FlowerPhoto: CK2AZ, CC BY 4.0, from iNaturalist 
FlowerPhoto: CK2AZ, CC BY 4.0, from iNaturalist 
Photo: CactiLegacy, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Alejandro Sigala Chávez, CC0, from iNaturalist 
Photo: Amante Darmanin from Malta, CC BY 2.0, from Wikimedia Commons 
Photo: Sue Schwab, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Amante Darmanin from Malta, CC BY 2.0, from Wikimedia Commons 
Photo: Hernández Ramírez, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: CK2AZ, CC BY 4.0, from iNaturalist 
Photo: Amante Darmanin from Malta, CC BY 2.0, from Wikimedia Commons 
Photo: Juan Manuel, CC BY-SA 4.0, from Pl@ntNet via GBIF
More in Echinocactus
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- Echinocactus criocereusCactaceae
- Echinocactus intricatusCactaceae
- Echinocactus multicostatusCactaceae
- Echinocactus pachycentrusCactaceae
- Echinocactus quadrinatusCactaceae
- Echinocactus × contractusCactaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.