出典:Wikipedia
出典:『Wikipedia』 (2010/12/23 11:57 UTC 版)
Pinus nelsonii (Nelson's Pinyon), is a species of pine native to the mountains of northeastern Mexico, in Nuevo León, San Luis Potosí and Tamaulipas at 1,800–3,200 m altitude. It has very singular characteristics and is not closely related to any other pines in either morphology or genetics. It is placed in subgenus Strobus either in its own section Nelsonia or subsection Nelsoniae.