[Arias S., Aquino D., Familia Cactaceae I, Flora del Bajío y de Regiones Adyacentes, fascículo 209, Instituto de Ecología, Centro Regional del Bajío, 2019]
A regional cactus flora of Guanajuato, Querétaro and northern Michoacán. It contains keys, morphological descriptions, distribution maps and herbarium material. It includes Glandulicactus mathssonii under the name Ferocactus mathssonii, Turbinicarpus alonsoi and the current Kadenicarpus pseudomacrochele. Descriptions compare stems, spines, flowers, fruits and seeds. Habitat data cover vegetation, elevation and flowering season. Historical subspecies of the pseudomacrochele complex have separate diagnoses. The description of Lophophora diffusa covers stem, flower, fruit and seed structure, habitats in Querétaro and regional phenology. The description of Mammilloydia candida includes regional stem and spine measurements, flower, fruit and seed traits, and localities in Guanajuato.