Origins of the flora of California /
Campbell, Douglas Houghton
Origins of the flora of California / by Douglas H. Campbell and Ira L. Wiggins - Stanford University, Calif. : Stanford University Press, 1947 - 20 p. : ill. ; 27 cm - Stanford University publications. Biological sciences ; 10 .
Origins of the flora of California / by Douglas H. Campbell and Ira L. Wiggins - Stanford University, Calif. : Stanford University Press, 1947 - 20 p. : ill. ; 27 cm - Stanford University publications. Biological sciences ; 10 .