University of Illinois, Illinois Natural History Survey Fungarium (ILLS)
ILLS00158804
16831
Biscogniauxia marginata (Fr.) Pouzar
Xylariaceae
O.A. Plunkett AS Nummularia discreta (Schw.) Tul.
O. A. Plunkett
692
1922-07-03
3 July 1922
United States, Illinois, Cass, Virginia
39.95116 -90.212343 +-1762m. WGS84
host: Malus pumila P. Mill. (Pyrus malus L.)
Blister canker, no control measures. Size of field is 10 trees, infection in field on 4 trees (40%), infection on plant is 20% of wood. Estimated damage is 20%. Associated disease is scab.