Ariocarpus retusus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5: 492, t. 1. 1838

is basionym for Ariocarpus retusus subsp. retusus

is basionym for Anhalonium retusum (Scheidw.) Salm-Dyck, Cact. Hort. Dyck., ed. 1844: 15. 1845

Lectotype (designated by Hunt, D.R. & Taylor, N. P. 2006: 41): [icon] Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5: fig. of A. retusus. 1838

Neotype (designated by Anderson, E. F. 1964: 1452): Mexico, San Luis Potosi, 1 mi N of km marker 18 on road San Luis Potosi-Rio Verde, 4 Jul 1958, E. F. Anderson 1082 (POM: 288947)

Type: Protologue citation: Habitat in rupibus porphyricis prope S.-Louis Potosi. Alt. 6500 ad 7000 ped.

Taxon for this name

Ariocarpus retusus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5: 492, t. 1. 1838

1. Hunt, D.R. & Taylor, N. P. 2006: Notulae systematicae Lexicon Cactacearum spectantes VII. – Cactaceae Systematics Initiatives 21: 4-15 , 2. Anderson, E. F. 1964: – American Journal of Botany 51(2)