Brittonia

, Volume 17, Issue 4, pp 354–382

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

  • J. R. Haller
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

Authors and Affiliations

  • J. R. Haller
    • 1
  1. 1.Department of Biological SciencesUniversity of CaliforniaSanta Barbara