Angiospermae - Fagales - Betulaceae
Full reference: J. A. Wolfe and W. Wehr. 1987. Middle Eocene Dicotyledonous Plants from Republic, Northeastern Washington. United States Geological Survey Bulletin 1597:1-25+
Belongs to Betula according to J. A. Wolfe and W. Wehr 1987
Sister taxa: Betula aequalis, Betula alaskana, Betula alnoides, Betula angustifolia, Betula basiserrata, Betula beatriciana, Betula bendirei, Betula bryani, Betula coryloides, Betula dayana, Betula deltoides, Betula elliptica, Betula fairii, Betula fallax, Betula florissanti, Betula gracilis, Betula grandifolia, Betula hesterna, Betula heterodonta, Betula heteromorpha, Betula iddingsi, Betula largei, Betula lutea, Betula macclintockia, Betula macrophylla, Betula nanoides, Betula nigra, Betula parcedentata, Betula perantiqua, Betula prenigra, Betula prisca, Betula pseudofontinalis, Betula schimperi, Betula stevensonii, Betula thor, Betula truncata, Betula utilis, Betula vogdesii
Type specimen: UW 39722; UCMP 9286 (counter- part). Paratype. UW 31256., a leaf. Its type locality is Republic Locality 8428, which is in a Lutetian/Bartonian lacustrine horizon in the Klondike Mountain Formation of Washington.
Ecology: "photoautotroph"
Distribution:
• Eocene of Canada (2: British Columbia collections), United States (1: Washington)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.