University of Illinois, Illinois Natural History Survey Fungarium (ILLS)
ILLS00158812
7242
Biscogniauxia marginata (Fr.) Pouzar
Xylariaceae
P.A. Young AS Nummularia discreta (Schw.) Tul.
P. A. Young
1793
1922-07-03
3 July 1922
United States, Illinois, Edwards, Albion
38.377548 -88.056146 +-2951m. WGS84
host: Malus pumila P. Mill. (Pyrus malus L.)
Nail bead canker, control measure is none. Infection on plant is 1 canker, past prevalence is common, usual damage is much, and estimated damage is much.