University of Illinois, Illinois Natural History Survey Fungarium (ILLS)
ILLS00158787
5580
Biscogniauxia marginata (Fr.) Pouzar
Xylariaceae
O.A. Plunkett AS Nummularia discreta (Schw.) Tul.
O. A. Plunkett
631
1922-06-30
30 June 1922
United States, Illinois, Brown, Mount Sterling
39.987271 -90.763463 +-1690m. WGS84
host: Malus pumila P. Mill. (Pyrus malus L.)
Control measure is none, no care whatever. Size of field is a few trees in home orchard, infection in field is 100%, infection on plants is 20 to 50% of wood dead. Estimated damage is 40% of wood dead or dying. Associated disease is scab.