Scientific Name Collected By Identified By Date Collected Date Identified Family Institution Catalog Number Type Status
collected identified Betula occidentalis Hook. W.A. Weber W.A. Weber 1941-07-09 1941 Betulaceae ca.ubc V49093
collected identified Betula eastwoodiae William A Weber; Ronald C Wittmann William A Weber 2000-06-29 Betulaceae KU 367137
identified Betula fontinalis M. D. Windham W. A. Weber 1995-05-19 July 12, 1996 Betulaceae COLO 01894708
identified Betula fontinalis Loucks, O.L. W.A. Weber 1986 1964-08-26 Betulaceae CM CM131107
identified Betula X eastwoodiae David Steinmann s.n. William A. Weber 0000-00-00 Betulaceae COLO 01831304