Ключевые слова: alpine, alps, bluegreen, botanical, branch, cluster, color, cone, cones, conifer, coniferous, conifers, coronation clump, drooping, dwarf, europe, european, evergreen, foliage, green, growing, holford, holford pine, holfordiana, horticulture, inflorescences, leaves, maturing, nature, needlelike, needles, oxford, oxford university, parks, pinaceae, pine, pinetree, pinus, pinus x holfordiana altitude, tree, trees, university, university parks, wind pollination, woody plant, young,