Echinofossulocactus helophorus var. longifossulatus Lawr. in Gard. Mag. & Reg. Rural Domest. Improv. 17: 318. 1841 Echinofossulocactus helophorus var. longifossulatus Lawr. in Gard. Mag. & Reg. Rural Domest. Improv. 17: 318. 1841Taxon for this name? Echinofossulocactus helophorus var. longifossulatus Lawr.
