Pinus lawsonii
Syn.: Pinus altamiranoi Shaw in Sargent 1905, Pinus lawsonii Roezl ex Gordon var gracilis Debreczy et Rácz 1995 (Farjon 1998).
Mexico (Farjon and Styles 1997). See also Thompson et al. (1999).
This species is a principal host for the dwarf mistletoes Arceuthobium globosum subsp. grandicaule, A. nigrum, A. oaxacanum, and A. vaginatum subsp. vaginatum (Hawksworth and Wiens 1996).