Pinus quadrifolia Parl. ex Sudw.

, Bull. Forest. Div. U.S.D.A. 14: 17 (1897).
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:282906-2
Publication
Bulletin, Forestry Divison, United States Department of Agriculture. Washington, DC.
Collation
14: 17
Family as entered in IPNI
Pinaceae

Links

Nomenclatural link
Pinus cembroides var. quadrifolia (Sudw.) de Laub. & Silba, Phytologia Mem. 7: 49 (1984).
Same citation as
Pinus quadrifolia Parl. ex Sudw., Nomencl. Arb. Fl. U.S. 17 (1897), nom. nov. (1897).