Martínez-Avalos J. G., Suzán-Azpiri H., Geographic distribution patterns of the genus Ariocarpus (Cactaceae) in Tamaulipas, Mexico, SIDA, Contributions to Botany, 2000, 19(1):175-183
The regional field and herbarium study presents Ariocarpus in Tamaulipas. It describes occurrence elevations, substrates and habitat features.