Title
Origin and evolution of ferns : papers presented at a symposium held at Corvallis, Oregon [August 28, 1962]
By
Delevoryas, Theodore, 1929-
Hueber, Francis M
Banks, Harlan P.
Eggert, Donald A.
White, Richard A
Tryon, Rolla M. (Rolla Milton), 1916-2001
Original Publication
Memoirs of the Torrey Botanical Club
Published by
Durham, N.C, Published for the Club by the Seeman Printery, 1889-