Subspecies Sclerocactus johnsonii subsp. johnsonii | Known

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Taxonomy

Taxonomic Rank: Subspecies

Superior Taxa

Kingdom: Plantae
Subkingdom: Pteridobiotina
Phylum: Angiosperms
Order: Caryophyllales
Family: Cactaceae
Genus: Sclerocactus
Species: Sclerocactus johnsonii