The Pleistocene sobora flora of southern California /
Axelrod, Daniel I.
The Pleistocene sobora flora of southern California / by Daniel I. Axelrod. - Berkeley ; Los Angeles : University of California Press, 1966. - x, 108 p. : ill. ; 25 cm. - University of California publications in geological sciences ; Vol. 60 .
Conifers, Fossil--California.
Paleobotany--Pleistocene.
The Pleistocene sobora flora of southern California / by Daniel I. Axelrod. - Berkeley ; Los Angeles : University of California Press, 1966. - x, 108 p. : ill. ; 25 cm. - University of California publications in geological sciences ; Vol. 60 .
Conifers, Fossil--California.
Paleobotany--Pleistocene.