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Western Ponderosa Pine
Pinus ponderosa
12,795 observations
Pacific trillium
Trillium ovatum
11,764 observations
Douglas-fir
Pseudotsuga menziesii
9,453 observations
western sword fern
Polystichum munitum
9,133 observations
salal
Gaultheria shallon
8,043 observations
thimbleberry
Rubus parviflorus
7,008 observations
Oregon grape
Berberis aquifolium
6,752 observations
Oregon oak
Quercus garryana
6,301 observations
Pacific Bleeding Heart
Dicentra formosa
6,015 observations
bigleaf maple
Acer macrophyllum
5,982 observations
coastal manroot
Marah oregana
5,922 observations
fringe cups
Tellima grandiflora
5,887 observations
Candy Flower
Claytonia sibirica
5,758 observations
Salmonberry
Rubus spectabilis
5,710 observations
common yarrow
Achillea millefolium
5,542 observations
Osoberry
Oemleria cerasiformis
5,425 observations
trailing blackberry
Rubus ursinus
5,303 observations
lodgepole pine
Pinus contorta
5,278 observations
Lawn daisy
Bellis perennis
5,043 observations
common cowparsnip
Heracleum maximum
5,026 observations
western redcedar
Thuja plicata
4,958 observations
Invasive
Scotch Broom
Cytisus scoparius
4,953 observations
purple foxglove
Digitalis purpurea
4,914 observations
Pacific poison oak
Toxicodendron diversilobum
4,830 observations
Solomon's plume
Maianthemum racemosum
4,787 observations
western columbine
Aquilegia formosa
4,760 observations
Red-flowering Currant
Ribes sanguineum
4,738 observations
western skunk cabbage
Lysichiton americanus
4,737 observations
Ocean spray
Holodiscus discolor
4,713 observations
Herb Robert
Geranium robertianum
4,669 observations
Invasive
Shining Crane's-bill
Geranium lucidum
4,632 observations
common selfheal
Prunella vulgaris
4,586 observations
Cascade Oregon-grape
Berberis nervosa
4,494 observations
fireweed
Chamaenerion angustifolium
4,428 observations
Oregon iris
Iris tenax
4,415 observations
Common Snowberry
Symphoricarpos albus
4,396 observations
wild carrot
Daucus carota
4,342 observations
giant white fawn lily
Erythronium oregonum
4,330 observations
stream violet
Viola glabella
4,328 observations
Invasive
ragwort
Jacobaea vulgaris
4,253 observations
Vine Maple
Acer circinatum
4,196 observations
licorice fern
Polypodium glycyrrhiza
4,169 observations
Rose Spirea
Spiraea douglasii
4,063 observations
Pacific madrone
Arbutus menziesii
4,061 observations
common bracken
Pteridium aquilinum
3,836 observations
wild teasel
Dipsacus fullonum
3,826 observations
tree-of-heaven
Ailanthus altissima
3,806 observations
western juniper
Juniperus occidentalis
3,801 observations
red-berried elder
Sambucus racemosa
3,785 observations
common woolly sunflower
Eriophyllum lanatum
3,769 observations
Frequently Asked Questions
- The 10 most common plants in Oregon are:
- Western Ponderosa Pine (Pinus ponderosa)
- Pacific trillium (Trillium ovatum)
- Douglas-fir (Pseudotsuga menziesii)
- western sword fern (Polystichum munitum)
- salal (Gaultheria shallon)
- thimbleberry (Rubus parviflorus)
- Oregon grape (Berberis aquifolium)
- Oregon oak (Quercus garryana)
- Pacific Bleeding Heart (Dicentra formosa)
- bigleaf maple (Acer macrophyllum)
- The most observed plant in Oregon is Western Ponderosa Pine (Pinus ponderosa), with 12,795 recorded observations.
- Some of the most commonly observed invasive plants in Oregon include:
- Scotch Broom (Cytisus scoparius)
- Shining Crane's-bill (Geranium lucidum)
- ragwort (Jacobaea vulgaris)