Plants with yellow or green flowers and alternate leaves - forest
 Agrimonia striata (Agrimony) |
 Artemisia absinthium (Absinthe) |
 Artemisia campestris (Plains Wormwood) |
 Axyris amaranthoides (Russian Pigweed) |
 Berberis repens (Creeping Oregon Grape) |
 Caragana arborescens (Common Caragana) |
 Chenopodium simplex (Maple-Leaved Goosefoot) |
 Chrysosplenium iowense (Golden Saxifrage) |
 Corydalis aurea (Golden Corydalis) |
 Crepis runcinata (Scapose Hawk's-Beard) |
 Crepis tectorum (Narrow-Leaved Hawk's-Beard) |
 Cypripedium parviflorum var. makasin (Small Yellow Lady's Slipper) |
 Cypripedium parviflorum var. pubescens (Large Yellow Lady's Slipper) |
 Dactylorhiza viridis (Long-bracted Orchid) |
 Dasiphora fruticosa (Shrubby Cinquefoil) |
 Euphorbia esula (Leafy Spurge) |
 Fallopia convolvulus (Wild Buckwheat) |
 Geocaulon lividum (Northern Comandra) |
 Geum aleppicum (Yellow Avens) |
 Geum macrophyllum (Large-Leaf Avens) |
 Glycyrrhiza lepidota (Wild Licorice) |
 Hieracium umbellatum (Canada Hawkweed) |
 Hudsonia tomentosa (Sand Heather) |
 Lithospermum canescens (Hoary Puccoon) |
 Malaxis paludosa (Bog Adder's Mouth) |
 Osmorhiza berteroi (Western Sweet Cicely) |
 Osmorhiza depauperata Blunt-Fruited Cicely |
 Packera paupercula (Balsam Groundsel) |
 Parietaria pensylvanica (Pellitory) |
 Platanthera aquilonis (Green Bog Orchid) |
 Polygonatum biflorum (Solomon's-seal) |
 Potentilla gracilis (Graceful Cinquefoil) |
 Ranunculus abortivus (Smooth-Leaved Buttercup) |
 Ranunculus pensylvanicus (Bristly Buttercup) |
 Rhamnus alnifolia (Alder-leaved Buckthorn) |
 Ribes americanum (Wild Black Currant) |
 Ribes aureum (Golden Currant) |
 Ribes triste (Swamp Red Currant) |
 Sedum lanceolatum (Lance-Leaved Stonecrop) |
 Senecio eremophilus (Cut-Leaved Ragwort) |
 Senecio vulgaris (Common Groundsel) |
 Smilax lasioneura (Carrionflower) |
 Solidago altissima (Tall Goldenrod) |
 Solidago gigantea (Giant Goldenrod, Late Goldenrod) |
 Solidago lepida (Western Goldenrod) |
 Sonchus arvensis (Perennial Sow-Thistle) |
 Sonchus asper (Prickly Sow-Thistle) |
 Sonchus oleraceus (Annual Sow-Thistle) |
 Streptopus amplexifolius (Clasping-Leaved Twisted Stalk) |
 Thalictrum dasycarpum (Tall Meadow Rue) |
 Thalictrum venulosum (Veiny Meadow Rue) |
 Toxicodendron rydbergii (Poison Ivy) |
 Viola pubescens (Downy Yellow Violet) |