山羊百科，林文智老師的植物、山岳、攝影紀錄

• Pinus contorta var. latifolia Engelm.；This variety is accepted；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:196956-2
• Pinus contorta var. latifolia Engelm. is an accepted name；http://www.plantlist.org/tpl1.1/record/kew-2555464

• Pinus contorta var. latifolia Engelm.；Botany [Fortieth Parallel] 331 1871.；https://www.biodiversitylibrary.org/page/6207796#page/415/mode/1up

Pinus contorta

• Pinus contorta Douglas ex Loudon；This species is accepted；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:30000492-2
• Pinus contorta Douglas ex Loudon is an accepted name；http://www.plantlist.org/tpl1.1/record/kew-2561967

• Pinus contorta Douglas ex Loudon, Arbor. Frutic. Brit. 4: 2292 (figs. 2210-2211) (1838).；https://www.biodiversitylibrary.org/page/39153648#page/274/mode/1up

• Pinus contorta Douglas ex Loudon；Botany [Fortieth Parallel] 330 1871.；https://www.biodiversitylibrary.org/page/6207796#page/414/mode/1up