Kastner, T. Koehn, G. Black, K. Kilday, L. Ross, D. Fragua, S. Mercurio, C. (1998) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Kuenzler Survey. Guadalupe Ranger District, Lincoln National Forest

• Echinocereus fendleri var. kuenzleri