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© Natural Atlas
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Data Sources
Topo
Ecoregions
Public Lands
...
BASEMAPS
Default Weather
Temperature
Smoke
...
WEATHER
Western Cascades Lowlands and Valleys
Ecoregion
in
Cascade Range
in
OR
,
WA
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The Western Cascades Lowlands and Valleys ecoregion is characterized by a network of steep ridges and narrow valleys. Elevations are generally less than 3,200 feet and are the lowest in Ecoregion 4. The wet, mild climate promotes lush forests that are dominated by Douglas-fir and western hemlock. It is one of the most important timber producing areas in the Northwest.
—
EPA
Plants
Slender False Brome
Brachypodium sylvaticum (species),
“False Broom”
1,590
Observations
JAN - DEC
Scotch Broom
Cytisus scoparius (species),
“Common Broom”, “Broom”
1,589
Observations
JAN - DEC
Himalayan Blackberries
Rubus armeniacus (species)
1,279
Observations
JAN - DEC
Cutleaf Blackberries
Rubus laciniatus (species),
“Cut-Leaved Bramble”
735
Observations
JAN - DEC
Vine Maple
Acer circinatum (species)
432
Observations
JAN - DEC
See All
Animals
Northwestern Deer Mouse
Peromyscus keeni (species),
“Keen's Mouse”
81
Observations
JAN - DEC
Coypu
Myocastor coypus (species),
“Nutria”
54
Observations
JAN - DEC
Peromyscus maniculatus
SPECIES ·
“Deer Mouse”, “North American Deermouse”
19
Observations
JAN - DEC
Northwestern Garter Snake
Thamnophis ordinoides (species)
15
Observations
JAN - DEC
Rough-Skinned Newt
Taricha granulosa (species),
“Roughskin Newt”
14
Observations
JAN - DEC
See All
Birds
Steller's Jay
Cyanocitta stelleri (species),
“Steller's Blue Jay”
14,827
Observations
JAN - DEC
American Robin
Turdus migratorius (species)
14,330
Observations
JAN - DEC
Dark-Eyed Junco
Junco hyemalis (species)
12,284
Observations
JAN - DEC
Song Sparrow
Melospiza melodia (species)
11,362
Observations
JAN - DEC
Spotted Towhee
Pipilo maculatus (species)
9,309
Observations
JAN - DEC
See All
Insects
Boloria chariclea
SPECIES ·
“Purplish Fritillary”
59
Observations
JAN - DEC
Speyeria mormonia
SPECIES ·
“Mormon Fritillary”
55
Observations
JAN - DEC
Plebejus anna
SPECIES ·
“Anna's Blue”
54
Observations
JAN - DEC
Glaucopsyche lygdamus
SPECIES ·
“Silvery Blue”
51
Observations
JAN - DEC
Icaricia icarioides
SPECIES ·
“Boisduval's Blue”
48
Observations
JAN - DEC
See All
Fungi
Fomitopsis mounceae
SPECIES
20
Observations
JAN - DEC
Jelly Tooth
Pseudohydnum gelatinosum (species),
“Jelly Tongue”
17
Observations
JAN - DEC
Phaeolus schweinitzii
SPECIES
16
Observations
JAN - DEC
Amanitas
Amanita (genus)
14
Observations
JAN - DEC
Ramaria
GENUS
12
Observations
JAN - DEC
See All
Taxonomy
Region
49
Ecoregion
Classified As
Ecoregion
Western Cascades Lowlands and Valleys
Western Cascades Lowlands and Valleys
Western Cascades Lowlands and Valleys
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