Features of the Distribution of Biomass of Epiphytic Lichens on <i>Pinus sylvestri</i>s (Lower Angara Region)
Biomass of epiphytic lichens on Pinus sylvestris varies from 130 to 1090 g. The major biomass is comprised by the lichens of three genera: <i>Bryoria </i>(45 %), <i>Hypogymnia </i>(34 %) and <i>Evernia </i>(12 %). The majority of lichens are located on tree branches (96 %) in the zone of maximal development (at the height of 9-13.5 m) (66 %). The biomass of lichens on tree trunks is insignificant (4 %) and is concentrated by 70 % at the trunk bases.