Pediocactus knowltonii L. Benson

Cact. & Succt. J. (US) 32:193, 1960.

Knowlton's Cactus

Type:collected by Knowlton in May 1958 along Los Pinos River, Colorado, POM Nr. 288314.

Synonymy

Pediocactus bradyi L. Benson var. knowltonii Backeberg, nom. inval. Cactus Lexicon ed.3, 403, 1976.

Other representative material studied.

Colorado:fh 27.5, La Boca Ranch, 2,000m.
New Mexico:fh 40.5, New Mexico/Colorado border, 1,900m.

SPECIES LIST
 Pediocactus knowltonii

Pediocactus knowltonii, fh 27.5, La Boca Ranch, 2,000m.