Brittonia

, Volume 17, Issue 4, pp 354–382

The role of 2-needle fascicles in the adaptation and evolution of ponderosa pine

Authors

  • J. R. Haller
    • Department of Biological SciencesUniversity of California
Article

DOI: 10.2307/2805029

Cite this article as:
Haller, J.R. Brittonia (1965) 17: 354. doi:10.2307/2805029

Copyright information

© The New York Botanical Garden 1965