Devilshead
Echinocactus horizonthalonius
Echinocactus horizonthalonius Lem. is treated as an accepted taxon in Plants of the World Online.1
The current source-backed classification places it in Cactaceae within Echinocactus.12
Its recorded native range/source remark is MXEAG, MXECU, NWMOO, MXEGU, MXNBS, ARIOO, NORTHERNAMERICA, MXCDF, MXEDU, NWM, MEXICO, SOUTHCENTRAL_USA; S. Arizona to W. & S. Texas and C. Mexico.1
POWO records the plant context as succulent subshrub, desert or dry shrubland.1
This is a source-populated draft intended for later Kaktus Doktoru editorial rewriting; care advice and morphology should be reviewed before publication.
References
- Plants of the World Online. "Echinocactus horizonthalonius Lem.". Royal Botanic Gardens, Kew. Accessed: 2026-06-10. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:131879-1 ↩
- GBIF Secretariat. "Echinocactus horizonthalonius". GBIF Backbone Taxonomy. Accessed: 2026-06-10. https://www.gbif.org/species/3084090 ↩
Measured
Draining Mix
S. Arizona to W. & S. Texas and C. Mexico
Automatically collected source range/note: MXE_AG, MXE_CU, NWM_OO, MXE_GU, MXN_BS, ARI_OO, NORTHERN_AMERICA, MXC_DF, MXE_DU, NWM, MEXICO, SOUTH_CENTRAL_USA; S. Arizona to W. & S. Texas and C. Mexico.