I don't have an opinion on the merits on this particular work, but adopting this change seems to be contrary to the general iNaturalist philosophy of trying to follow broad-scale synoptic references rather than keep up with the multitude of taxonomic papers that come out every year.

See: https://www.inaturalist.org/posts/18353-transition-to-plants-of-the-world-online-as-a-taxonomic-reference

POWO recognizes this taxon as Echinocactus texensis.

With reference to the discussion at the following link, it appears that Lodé also recognizes this taxon as Echinocactus texensis: https://www.inaturalist.org/flags/337805