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Riparian forests

Plant Database
New growth of needles
Grand Fir
Abies grandis
Native
Vine Maple, Acer circinatum, Stem with green vine maple leaves
Vine Maple
Acer circinatum
Native
Big Leaf Maple Crown
Bigleaf Maple
Acer macrophyllum
Native
an understory patch of vanilla leaf with robust triangular leaves and spikes of tiny white flowers emerging from the center.
Vanilla Leaf
Achlys triphylla
Native
shows the delicate beauty of this fern that has green leaflets on long linear compound leaves out from central circular ring
Western Maidenhair Fern
Adiantum aleuticum
Native
A full white alder tree in a neighborhood. Tree is probably 20-30' tall with a full yet narrow canopy.
White Alder
Alnus rhombifolia
Native
a young branch of red alder green leaves are pinnately veined, obtuse to elliptic in shape
Red Alder
Alnus rubra
Native
whole columbine plant with red flowers rising above foliage
Red Columbine
Aquilegia formosa
Native
a patch of mugwort with thin leaved green foliage along upright non-woody stems
Douglas’ Sagewort
Artemisia douglasiana
Native
Tight clusters of small dusky rose flowers and thin green leaves
Narrowleaf Milkweed
Asclepias fascicularis
Native
loosely arranged compound leaves of lady fern with deeply dissected leaflets
Lady Fern
Athyrium filix-femina
Native
water birch leaf - serrate edge
Water Birch
Betula occidentalis
Native
deer fern fronds viewed from above
Deer Fern
Blechnum spicant
Native
close up leaf edges
False Brome
Brachypodium sylvaticum
Grass
Invasive
a specimen showing leaf and inflorescence
Big-Leaf Sedge
Carex amplifolia
Grass
Native
A thin-leaved clump of sedge with leavesarising from central base, extending upward, then drooping.
Dewey’s Sedge
Carex deweyana
Grass
Native
A field of slough sedge plants. Tough leaves that catch the light.
Slough Sedge
Carex obnupta
Grass
Native
a single chamisso sedge with leaves a littl eunder half the height of the inflorescence stalks, which rise above and nod
Chamisso Sedge
Carex pachystachya
Grass
Native
red-osier dogwood shrub in a yard
Red-Osier Dogwood
Cornus sericea
Native
Beaked Hazelnut Corylus cornuta var californica Stem with large green serated edged leaves
Beaked Hazelnut
Corylus cornuta
Native
Douglas’ Hawthorn
Crataegus douglasii
Native
Crataegus suksdorfii, a triploid form, Castlegar BC, Canada
Suksdorf’s Hawthorn
Crataegus x suksdorfii
Native
a thin stalked larskspur with dissected foliage and multiple blue flowers
Columbia Larkspur
Delphinium trollifollium
Native
side view of flower spikes
Darkthroat Shooting Star
Dodecatheon pulchellum
Native
a patch of ferns that taper and curve
California Wood Fern
Dryopteris arguta
Native
northern wood fern foliage
Northern Wood Fern
Dryopteris expansa
Native
Three pink nodding flowers with mottled lance shaped basal leaves
Pink Fawn-Lily
Erythronium revolutum
Native
a few small pinkish to cream "flowers" on underside of leaves
Western Wahoo
Euonymus occidentalis
Native
a large patch of woodland strawberry
Woodland Strawberry
Fragaria vesca
Native
Oregon Ash Fraxinus latifolia Large ogblong smooth leaves
Oregon Ash
Fraxinus latifolia
Native
Shiny Geranium
Geranium lucidum
Invasive
small five-petaled pink flower above fern like foliage
Herb Robert
Geranium robertianum
Invasive
Sprays of dainty pinkish white, bell-shaped flowers along rosy stems above mounded rosettes of evergreen leaves.
Crevice Alumroot
Heuchera micrantha
Native
an oceansprayshrub in bloom
Oceanspray
Holodiscus discolor
Native
leaves and flower of waterleaf
Pacific waterleaf
Hydrophyllum tenuipes
Native
waxy lanceolate foliage and small white flower panicles
Privet
Ligustrum vulgare
Invasive
close up of mock orange flowers, white, 4-petalled
Mock Orange
Philadelphus lewisii
Native
a shrub with peeling bark and white flower clusters
Pacific Ninebark
Physocarpus capitatus
Native
person standing next to the trunk of white pine
Western White Pine
Pinus monticola
Native
a tall conifer
Willamette Valley Ponderosa Pine
Pinus ponderosa
Native
Shiny, heart shaped leaves of black cottonwood
Black Cottonwood
Populus trichocarpa
Native
Douglas-fir Pseudotsuga menziesii Huge single evergreen tree
Douglas-fir
Pseudotsuga menziesii
Native
Oregon White Oak Quercus garryana Large, green glossy lobed leaves
Oregon White Oak
Quercus garryana
Native
a pink five petaled rose flower with small toothed leaves
Baldhip Rose
Rosa gymnocarpa
Native
Linear to lance shaped grey green willow leaves
Pacific Willow
Salix lucida var. lasiandra
Native
a cluster of many small blue fruits
Blue Elderberry
Sambucus caerulea
Native
Blue Elderberry Sambucus caerulea Medium Tree with long green opposite leaves
Red Elderberry
Sambucus racemosa
Native
Cluster of red rowan berries and green pinnately compound, serrate leaves
European Mountain Ash
Sorbus aucuparia
Invasive
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