Plants with white flowers
 Aralia nudicaulis (Wild Sarsparilla) |
 Arctostaphylos uva-ursi (Bearberry, Kinnikinik) |
 Armoracia rusticana (Horse-radish) |
 Asclepias ovalifolia (Low Milkweed, Dwarf Milkweed) |
 Asclepias verticillata (Whorled Milkweed) |
 Astragalus alpinus (Alpine Milk-Vetch) |
 Astragalus australis (Indian Milk-Vetch) |
 Astragalus cicer (Chickpea Milk-Vetch) |
 Astragalus drummondii (Drummond's Milk-Vetch) |
 Astragalus gilviflorus (Cushion Milk-Vetch) |
 Astragalus lotiflorus (Low Milk Vetch) |
 Astragalus pectinatus (Narrow-Leaved Milk-Vetch) |
 Astragalus purshii (Pursh's Milk-Vetch) |
 Astragalus racemosus (Racemose Milk-Vetch) |
 Astragalus tenellus (Loose-Flowered Milk-Vetch) |
 Berteroa incana (Hoary Alyssum) |
 Bistorta vivipara (Alpine Birstort) |
 Boechera grahamii (Purple Rock Cress) |
 Boechera retrofracta (Reflexed Rock Cress) |
 Boechera stricta (Drummond's Rock Cress) |
 Calla palustris (Water Calla, Water Arum) |
 Calystegia sepium (Hedge Bindweed) |
 Campanula aparinoides (Marsh Bellflower) |
 Cardamine pensylvanica (Bitter Cress) |
 Cardamine pratensis (Marsh Bitter Cress, Cuckoo Flower) |
 Carum carvi (Caraway) |
 Castilleja sessiliflora (Downy Paintbrush) |
 Cerastium arvense (Field Chickweed) |
 Cerastium nutans (Long-Stalked Chickweed) |
 Chaenorhinum minus (Small Snapdragon) |
 Chamaedaphne calyculata (Leatherleaf) |
 Chamaerhodos erecta (Chamaerhodos) |
 Chenopodium leptophyllum (Narrow Leaved Goosefoot) |
 Cicuta maculata (Water Hemlock, Poison Hemlock) |