Fagus
sp.
Record number: 66582. Place of collection: Bulgaria; near Sofia, Witosha mountain. Date of collection: 8 November 1924. Associated organism: Xylaria hypoxylon. Collector: Barsakow, B..
Record number: 66634. Place of collection: Bulgaria; near Zülin. Date of collection: 7 October 1926. Associated organism: Xylaria polymorpha. Collector: Barsakow, B..
Record number: 103043. Place of collection: Bulgaria; Gabrovo; Kloster. Associated organism: Trametes versicolor. Collector: Barsakow, B.. Literature: page(s) Flora exsiccata Bulgarica, number 12.