Betula sp.

Selection criteria. Country: any country. Associated organism: Propolis (distribution map)

Number of records. 8. Date information. 1954 (Jan, Mar, May, Sep). Countries. British Isles, Georgia, United Kingdom. Associated organisms. Propolis farinosa; Propolis versicolor var. betulae. Collections. E unnumbered. Literature. Cannon, Hawksworth & Sherwood-Pike (1985); Minter (1986); Nakhutsrishvili (1986) page(s) 358.