$modus 0: smartphone
$modus 1: smartphone
Mammillaria polyedra
Mammillaria polyedra Mart. [Accepted]
Cactaceae Cactoideae Cacteae
2 639510 Mammillaria polyedra Mart.
K.M. Schumann, M Gürke, F. Vaupel, Bl. Kakt., vol. 2 : t. 112 (1905) [Toni Gürke]
2 639510 Mammillaria polyedra Mart.
Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur., vol. 16(): : (1833) [unsigned?]