 Birch ("Betula utilis") occur mainly in the subalpine zone whereas the other broad leaved forests including "Prunus" and "Acer" which occur in middle elevations and the horse chestnut ("Aesculus indica") strands are distributed in lower elevations mainly along streams.The temperate scrub occurs at middle and lower elevations and is dominated by "Indigofera", "Spirea" and "Rosa".The sub-alpine and alpine scrub occurs at higher elevations and is dominated by "Juniperus", "Lonicera" and "Salix".