Echinofossulocactus cornigerus var. angustispinus Lawr. in Gard. Mag. & Reg. Rural Domest. Improv. 17: 318. 1841 Echinofossulocactus cornigerus var. angustispinus Lawr. in Gard. Mag. & Reg. Rural Domest. Improv. 17: 318. 1841Taxon for this nameEchinofossulocactus cornigerus var. angustispinus Lawr.
