Related by context. Frequent words. (Click for all words.) 61 jack pine 61 hemlock trees 60 prairie grasses 58 longleaf pines 57 ponderosa pines 56 softwoods 56 ponderosa 56 hardwood forests 56 lodgepole pine 56 Ponderosa pine 56 lodgepole 56 aspen trees 55 hardwood trees 55 conifer trees 55 deciduous forest 54 dense brush 54 herbaceous perennials 54 hickories 54 spruce trees 54 heartwood 54 birch trees 54 pine forests 54 junipers 54 cottonwood 53 aspen 53 herbaceous plants 53 berry bushes 53 conifers 53 beech trees 53 poplar trees 53 hemlocks 53 forbs 53 Phragmites 53 mulberry trees 53 evergreen forests 53 understory 53 juniper trees 53 sequoias 52 pine trees 52 sagebrush 52 beeches 52 prairie grass 52 trilliums 52 cottonwood trees 52 deciduous trees 52 shade tolerant 52 lodgepole pines 51 scrub oak 51 longleaf pine 51 shrubs 51 evergreen trees 51 river birch 51 virgin forests 51 hardwood forest 51 bamboo forests 51 evergreen shrubs 51 deciduous tree 51 manzanita 51 cattail 51 birches 51 cottonwoods 51 hardwoods 51 evergreens 51 maples 51 adelgids 51 grasses 50 mesquite trees 50 wildflowers 50 mosses 50 Emerald ash borer 50 lilac bushes 50 hackberry 50 ferns 50 shrubby 50 Douglas fir 50 sphagnum moss 50 serviceberry 50 cattails 50 lowland forests 50 ponderosa pine 50 acacias 50 juniper 49 grassland habitat 49 woody plants 49 agaves 49 pileated woodpeckers 49 walnut trees 49 animal dung 49 dogwood trees 49 aspens 49 yuccas 49 willows 49 viburnums 49 vegetation 49 Switchgrass 49 loosestrife 49 perennial grasses 49 trees 49 eucalypts 49 barrens 49 woodlands