References

For Abies

Fernald, M.L. 1909. A new variety of Abies balsamea. Rhodora 11: 201-203. Google Scholar

Fulling, E.H. 1934. Identification, by leaf structure, of the species of Abies cultivated in the United States. Bull. Torrey Bot. Club 61(9): 497-524. Google Scholar

Fulling, E.H. 1936. Abies intermedia, the Blue Ridge Fir, a new species. J. Southern Appalachian Botanical Club 1(8): 91-94. Google Scholar

Hunt, R.S. 1993. Abies. In Flora of North America Editorial Committee. 1993b. Flora of North America north of Mexico. Volume 2, pteridophytes and gymnosperms. Oxford Univ. Press, New York, NY. 475 pp. Google Scholar

Liu, T.-S. 1971. A monograph of the genus Abies. Dept. of Forestry, National Taiwan University, Taipei. Google Scholar

Page. 1990. In Kramer, K.U., and P.S. Green. 1990. Pteridophytes and Gymnosperms. In K. Kubitzki, ed., The families and genera of vascular plants. Springer-Verlag, Berlin. Google Scholar

Poindexter, D.B. 2010b. Abies firma (Pinaceae) naturalized in North America. Phytoneuron 2010-41: 1-7. Google Scholar

Potter, K.M., J. Frampton, S.A. Josserand, and C.D. Nelson. 2010. Evolutionary history of two endemic Appalachian conifers revealed using microsatellite markers. Conserv. Genet. 11: 1499-1513. Google Scholar

Robinson, J.F. 1968. Natural variation in Abies of the southern Appalachians. M.S. thesis, Univ. Tennessee-Knoxville. Google Scholar

Xiang, Q.-P. R. Wei, Y.-M. Zhu, AJ Harris, X.-C. Zhang. 2018. New infrageneric classification of Abies in light of molecular phylogeny and high diversity in western North America. J. Syst. Evol. 56(5): 562-572. Google Scholar