Trees
Alder, Thinleaf
Ash, Arizona
Ash, Green
Ash, White
Aspen, Quaking
Beech, American
Birch, Paper
Birch, River
Birch, White
Birch, Yellow
Cedar, Mountain
Cedar, Red
Cottonwood, Black
Cottonwood, Western
Elm, Chinese
Juniper, Redberry
Juniper, Rocky Mountain
Juniper, Utah
Maple, Box Elder
Maple, Hard Sugar
Maple, Red
Maple, Soft (Silver)
Oak, Live
Oak, Red
Oak, White
Pine, Austrian
Pine, Eastern White
Pine, Jack
Pine, Japanese Black
Pine, Loblolly
Pine, Lodgepole
Pine, Pitch
Pine, Ponderosa
Pine, Red
Pine, Scotch
Pine, Shortleaf
Poplar, Lombardy
Poplar, White
Privet
Spruce, Blue
Sweetgum
Sycamore
Tree-of-heaven
Walnut, Black
Willow, Black
Weeds
Careless Weed
Cocklebur
Dock, Bitter
Dock, Curly
Dock, Sour
Dock, Tall
Dock, White
Dock, Yellow
Firebush
Goldenrod
Lambs Quarters
Marsh Elder, Rough
Nettle
Pigweed, Rough
Pigweed, Spiny
Plantain, English
Povertyweed
Ragweed, False
Ragweed, Giant
Ragweed, Short
Ragweed, Southern
Ragweed, Western
Russian Thistle
Sage, Prairie
Sagebrush, Common
Sagebrush, Pasture
Sagebrush, Prairie
Saltbush, Annual
Shadscale
Silverscale
Sorrel, Sheep
Spearscale
Tumbleweed
Waterhemp, Western
Wingscale Chamiza
Wormwood, Common
Grasses
Bluegrass, Annual
Bluegrass, Canadian
Bluegrass, Kentucky
Brome, Cheatgrass
Brome, Smooth
Canary Grass
Corn Pollen
Fescue, Meadow
Johnson Grass
Oats, Cultivated
Oats, Wild
Orchard Grass
Red Top Grass
Rye, Alkali
Rye, Cultivated
Rye, Italian
Rye, Perennial
Salt Grass
Sudan Grass
Timothy Grass
Wheat, Cultivated
Wheat Grass, Western