Scots Pine: Variation, Intraspecific Taxonomy and Selection

Altai Territory apophyses Asian ASSR average number Beissner bog pine Carlisle Caucasus central characters chlorophyll chlorophyll content chromosomes climatic ecotypes climatype cone length cotyledons crown determined distribution ducts in needles edaphic edaphic ecotypes European Figure Flora Fomin forest outliers geographical variation groups growth habitat habitat conditions hamata Steven hybrid hypocotyl hypodermis Instituta intraspecific investigations Kazakh SSR Kola Peninsula kulundensis leskhoz Lesnoi Minusinsk morphological Moskva needle anatomy North Kazakhstan northern number of ovuliferous number of resin occur outlier forests ovuliferous scales P.sylvestris photoperiodicity pine needles Pinetum Pinus sylvestris populations Pravdin provenance trials range of Scots regions resin ducts samples Schott Scotland Scots pine seed color seed weight selection Siberia sibirica southern span of needles steppe Steven and Carlisle subsp subspecies Sukachev surface structure Sweden Sylven taxonomic taxons Transbaikalia Trudy trunk USSR variability variation of needle varies varieties various vascular bundles western yellow