Related by context. Frequent words. (Click for all words.) 61 lodgepole 59 lodgepole pine 59 ponderosa pines 58 Ponderosa pine 57 aspen trees 57 barrens 57 chaparral 56 lodgepole pines 56 ponderosa 55 mountain pine beetles 55 evergreen forests 55 clearcuts 54 cottonwood trees 54 conifer trees 54 hickories 54 aspen 54 softwoods 54 understory 53 pine trees 53 jack pine 53 forested 53 aspens 53 beetle infestation 52 sequoias 52 deadfall 52 longleaf pines 52 beeches 52 beaver ponds 52 oak woodlands 52 dense brush 52 eucalypts 52 vegetation 51 scrub oak 51 beaver pond 51 Invasive plants 51 pine plantations 51 Madera Canyon 51 birch trees 51 junipers 51 lowland forests 51 trees 51 conifer 50 pine forests 50 beech trees 50 ponderosa pine 50 temperate forests 50 conifers 50 deciduous trees 50 hardwood forests 50 tree canopies 50 ridgetops 50 birches 50 tussock 50 Soil erosion 50 Douglas fir 49 Hebgen Lake 49 oak woodland 49 hemlock trees 49 manzanita 49 shrubby 49 coulees 49 pine beetle infestation 49 fir trees 49 spruce trees 49 pampas grass 49 fireweed 49 Douglas Fir 49 flammable vegetation 49 cattail 49 blowdown 49 pine beetle epidemic 49 hackberry 49 timberline 49 heartwood 49 knolls 49 coniferous 49 deciduous forest 49 sagebrush 48 overgrazed 48 above treeline 48 forested wetlands 48 redwoods 48 bark beetles 48 bark beetle 48 redwood forest 48 forest 48 Scotch broom 48 pine forest 48 woodlands 48 mountain laurel 48 tulip tree 48 pine plantation 48 herbaceous perennials 48 tall pine trees 48 alpine meadows 48 longleaf pine 48 bark beetle infestation 48 redwood trees 48 forests 48 juniper 48 buffelgrass