| Agrostis scabra |
Poaceae |
rough bentgrass |
eastern forest; freshwater; disturbed areas |
Jun, Jul, Aug |
| Allium robinsonii |
Amaryllidaceae |
Robinson's onion |
shrub-steppe |
Apr, May |
| Antennaria microphylla |
Asteraceae |
white pussytoes; rosy pussytoes; little-leaf pussytoes |
western forest; eastern forest; subalpine or alpine |
May, Jun, Jul, Aug |
| Arctostaphylos uva-ursi |
Ericaceae |
red bearberry; kinnikinnick |
western forest; eastern forest; subalpine or alpine; prairie or bald |
Apr, May, Jun |
| Astragalus succumbens |
Fabaceae |
crouching milk-vetch; sprawling milk-vetch |
eastern forest; shrub-steppe |
Apr, May, Jun |
| Betula papyrifera |
Betulaceae |
canoe birch; paper birch; western paper birch; white birch |
western forest; eastern forest; freshwater |
Mar, Apr, May |
| Botrychium minganense |
Ophioglossaceae |
Mingan moonwort |
western forest; eastern forest; subalpine or alpine; freshwater |
[no flowers] |
| Campanula rotundifolia |
Campanulaceae |
bluebell bellflower; Scotch bellflower; bluebell-of-scotland |
western forest; eastern forest; subalpine or alpine; prairie or bald |
May, Jun, Jul, Aug, Sep |
| Cardamine pensylvanica |
Brassicaceae |
Pennsylvania bittercress; quaker bittercress |
western forest; eastern forest; freshwater |
Apr, May, Jun, Jul |
| Carex rossii |
Cyperaceae |
Ross' sedge |
western forest; subalpine or alpine; prairie or bald |
May, Jun, Jul, Aug |
| Castilleja miniata var. miniata |
Orobanchaceae |
scarlet paintbrush |
western forest; eastern forest; subalpine or alpine |
May, Jun, Jul, Aug, Sep |
| Castilleja tenuis |
Orobanchaceae |
thin paintbrush |
western forest; eastern forest; shrub-steppe; freshwater |
May, Jun, Jul, Aug |
| Danthonia unispicata |
Poaceae |
few-flower oatgrass; one-spike oatgrass |
subalpine or alpine; shrub-steppe |
Jun, Jul |
| Delphinium burkei |
Ranunculaceae |
Burke's larkspur |
eastern forest; shrub-steppe |
Apr, May, Jun |
| Drymocallis arguta |
Rosaceae |
cordilleran drymocallis |
eastern forest; shrub-steppe |
May, Jun, Jul |
| Elodea canadensis |
Hydrocharitaceae |
Canadian waterweed; Rocky Mountain waterweed; common waterweed |
freshwater |
Jul, Aug, Sep |
| Elymus glaucus ssp. glaucus |
Poaceae |
blue wildrye |
|
Jun, Jul, Aug |
| Erysimum occidentale |
Brassicaceae |
pale wallflower; western wallflower |
shrub-steppe |
Mar, Apr, May |
| Erythranthe moschata |
Phrymaceae |
musk-flower; musk-plant |
western forest; eastern forest; subalpine or alpine; freshwater |
May, Jun, Jul, Aug |
| Geum macrophyllum |
Rosaceae |
bigleaf avens; large-leaved avens |
western forest; eastern forest; subalpine or alpine |
Apr, May, Jun, Jul, Aug |
| Hieracium scouleri |
Asteraceae |
hound-tongue hawkweed; Scouler's hawkweed |
western forest; eastern forest; prairie or bald |
Jun, Jul, Aug |
| Holosteum umbellatum * |
Caryophyllaceae |
jagged-chickweed |
shrub-steppe; disturbed areas |
Apr, May |
| Hornungia procumbens * |
Brassicaceae |
hutchinsia; prostrate hutchinsia; ovalpurse |
prairie or bald; shrub-steppe; freshwater |
Mar, Apr, May, Jun |
| Idahoa scapigera |
Brassicaceae |
flatpod; scalepod |
shrub-steppe |
Mar, Apr, May |
| Medicago lupulina * |
Fabaceae |
hop clover; black medic |
disturbed areas |
Apr, May, Jun, Jul, Aug |
| Micranthes integrifolia |
Saxifragaceae |
Columbian saxifrage; swamp saxifrage; whole-leaf saxifrage |
western forest; eastern forest; subalpine or alpine; prairie or bald; shrub-steppe; freshwater |
Mar, Apr, May, Jun, Jul |
| Myosotis stricta * |
Boraginaceae |
blue scorpion-grass |
prairie or bald; shrub-steppe; freshwater; disturbed areas |
|
| Panicum capillare ssp. capillare |
Poaceae |
common panicgrass; witchgrass |
|
|
| Penstemon fruticosus var. scouleri |
Plantaginaceae |
shrubby penstemon |
|
May, Jun, Jul, Aug |
| Phragmites australis ssp. australis * |
Poaceae |
common reed |
|
|
| Physocarpus malvaceus |
Rosaceae |
mallow ninebark; mallow-leaf ninebark |
eastern forest; shrub-steppe |
May, Jun, Jul |
| Plagiobothrys scouleri |
Boraginaceae |
Scouler's popcorn-flower |
western forest; eastern forest; prairie or bald; freshwater |
May, Jun, Jul, Aug |
| Plagiobothrys tenellus |
Boraginaceae |
Pacific popcorn-flower; slender popcorn-flower |
shrub-steppe |
Apr, May, Jun |
| Potamogeton richardsonii |
Potamogetonaceae |
clasping-leaved pondweed; Richardson's pondweed |
freshwater |
Jun, Jul, Aug |
| Ranunculus macounii |
Ranunculaceae |
Macoun's buttercup |
eastern forest; freshwater |
May, Jun, Jul |
| Salix amygdaloides |
Salicaceae |
peach-leaf willow |
freshwater |
Mar, Apr, May |
| Scutellaria galericulata |
Lamiaceae |
hooded skullcap; marsh skullcap |
western forest; eastern forest; shrub-steppe; freshwater |
Jun, Jul, Aug |
| Spiraea lucida |
Rosaceae |
shiny-leaf spiraea; shinyleaf spiraea |
western forest; eastern forest; subalpine or alpine |
Jun, Jul, Aug |
| Thlaspi arvense * |
Brassicaceae |
fanweed; field pennycress |
disturbed areas |
Apr, May, Jun, Jul, Aug |
| Townsendia florifera |
Asteraceae |
showy Townsend daisy; showy townsendia |
shrub-steppe |
May, Jun, Jul |
| Veronica peregrina var. xalapensis |
Plantaginaceae |
purslane speedwell |
western forest; eastern forest; freshwater |
Apr, May, Jun, Jul |
| Viola glabella |
Violaceae |
pioneer violet; stream violet |
western forest; eastern forest; freshwater |
Mar, Apr, May, Jun, Jul |