The description of this species formerly included plants now belonging to Sclerocactus brevispinus and Sclerocactus wetlandicus, two cacti endemic to Utah.
Scylla et Glaucus | Papilio glaucus | The sea slug ''Glaucus atlanticus | Sclerocactus brevispinus | Glaucus atlanticus | Erigeron glaucus | Elymus glaucus |