Rudbeckia hirta, commonly called black-eyed Susan, is a North American flowering plant in the sunflower family, native to Eastern and Central North America and naturalized in the Western part of the continent as well as in China. It has now been found in all 10 Canadian Provinces and all 48 of the states in the contiguous United States.
Acer glabrum is a species of maple native to western North America, from southeastern Alaska, British Columbia and western Alberta, east to western Nebraska, and south through Washington, Oregon, Idaho, Montana and Colorado to California, Arizona and New Mexico.
Agastache urticifolia is a species of flowering plant in the mint family known by the common name nettleleaf giant hyssop or horse mint. It is native to western North America from British Columbia to California to Colorado, where it grows in many habitat types. This is an aromatic perennial herb growing an erect stem with widely spaced leaves, each lance-shaped to ...more ↓
Aspidotis densa is a species of fern known by the common name Indian's dream. It is native to western North America from British Columbia to California to Wyoming, as well as parts of eastern North America including Quebec.
Prunus emarginata, the bitter cherry or Oregon cherry, is a species of Prunus native to western North America, from British Columbia south to Baja California, and east as far as western Wyoming and New Mexico. It is often found in recently disturbed areas or open woods on nutrient-rich soil.
Hieracium albiflorum is a common and widespread North American plant in the sunflower family, known by the names white hawkweed and white-flowered hawkweed.
Rubus leucodermis, called white bark raspberry is a species of Rubus native to western North America, from Alaska south as far as California, Arizona, New Mexico, and Chihuahua.
Pinus lambertiana (commonly known as the sugar pine or sugar cone pine) is the tallest and most massive pine tree, and has the longest cones of any conifer. The species name lambertiana was given by the British botanist David Douglas, who named the tree in honour of the English botanist, Aylmer Bourke Lambert. It is native to the mountains of the Pacific ...more ↓
Ceanothus velutinus, with the common names snowbrush ceanothus, red root, and tobacco brush, is a species of shrub in the family Rhamnaceae. It is native to western North America from British Columbia to California to Colorado, where it grows in several habitat types including coniferous forest, chaparral, and various types of woodland.
Vaccinium uliginosum (bog bilberry, bog blueberry, northern bilberry or western blueberry) is a Eurasian and North American flowering plant in the genus Vaccinium within the heath family.
Polemonium californicum is a species of flowering plant in the phlox family known by the common names moving polemonium, low Jacob's-ladder, and California Jacob's ladder. It is native to the northwestern United States, where it grows in shady and moist habitat, such as mountain woodlands. It is a hairy, glandular rhizomatous perennial herb forming clumps of ...more ↓
Purshia tridentata, with the common name bitterbrush, is a shrub in the genus Purshia of the family Rosaceae. It is native to mountainous areas of western North America.
Pinus albicaulis, whose many common names include whitebark pine, white pine, pitch pine, scrub pine, and creeping pine, grows in the mountains of the western United States and Canada, specifically the subalpine areas of the Sierra Nevada, the Cascade Range, the Pacific Coast Ranges, and the Rocky Mountains from Wyoming northwards. It shares ...more ↓
Western white pine (Pinus monticola) also called silver pine, and California mountain pine, in the family Pinaceae, is a species of pine that occurs in the mountains of the western United States and Canada, specifically the Sierra Nevada, the Cascade Range, the Coast Range, and the northern Rocky Mountains. The tree extends down to sea level in many areas, ...more ↓
Abies concolor, commonly known as the white fir or Colorado white-fir, is a fir native to the mountains of western North America, occurring at elevations of 900–3,400 m (3,000–11,200 ft). It is a medium to large evergreen coniferous tree growing to 25–60 m (80–195 ft) tall and with a trunk diameter of up to 2 m (6.6 ft). It is popular as an ornamental landscaping ...more ↓
Tsuga mertensiana, known as mountain hemlock, is a species of hemlock native to the west coast of North America, with its northwestern limit on the Kenai Peninsula, Alaska, and its southeastern limit in northern Tulare County, California. Mertensiana refers to Karl Heinrich Mertens (1796–1830), a German botanist who collected the first specimens as a member of a ...more ↓
Abies magnifica, the red fir or silvertip fir, is a western North American fir, native to the mountains of southwest Oregon and California in the United States. It is a high elevation tree, typically occurring at 1,400–2,700 metres (4,600–8,900 ft) elevation, though only rarely reaching tree line. The name red fir derives from the bark color of old trees.
Penstemon eatonii is a species of penstemon known by the common name firecracker penstemon.
Ericameria suffruticosa (common name - singlehead goldenbush) is a subshrub to shrub in the sunflower family (Asteraceae) found in the western United States (California, Nevada, Oregon, Idaho, Nevada, Wyoming, Montana). "Suffruticosa" means "shrublike".:120
Penstemon deustus is a species of penstemon known by the common names hotrock penstemon and scabland penstemon. It is native to much of the northwestern United States from the Pacific Northwest to Wyoming, where it grows in many types of forest and open plateau habitat, often on soils heavy in volcanic rock or on limestone outcrops. It is a perennial herb with ...more ↓
Sidalcea oregana is a species of flowering plant in the mallow family known by the common name Oregon checkerbloom.
Agrostis stolonifera (creeping bentgrass, creeping bent, fiorin, spreading bent, carpet bentgrass or redtop) is a perennial grass species in the Poaceae family.
Cirsium andersonii is a North American species of thistle known by the common names Anderson's thistle and rose thistle. It is native to California, Oregon, and Nevada, where it grows in the woodlands and forest openings of the local high mountain ranges, including the Sierra Nevada and the southern Cascade Range. It has also been reported from Idaho.
Myosotis discolor is a species of forget-me-not known by the common name changing forget-me-not. It is native to Europe, and it can also be found throughout eastern and western North America, where it is an introduced species. It grows in many types of habitat, including disturbed areas such as roadsides. It is a hairy annual or perennial herb growing 10 to 50 centimeters ...more ↓
Viola purpurea is a species of violet which bears yellow flowers. It is known commonly as the goosefoot violet. It is a small plant which bears thick to fleshy toothed or ridged oval leaves which are mostly green but may have a purplish tint to them. The flowers are made up of bright yellow petals, the lowermost being streaked or veined with purple and the lateral petals ...more ↓
Viola sheltonii is a species of violet known by the common names Shelton's violet and fan violet. It is native to the western United States where it occurs in forests, woodlands, and chaparral habitat. This rhizomatous herb produces a cluster of stems up to about 27 centimeters tall. The fan-like leaf blades are each divided into leaflets which are deeply dissected ...more ↓
Castilleja applegatei is a species of Castilleja known by the common names Applegate's Indian paintbrush and wavyleaf Indian paintbrush.
Lilium washingtonianum is a North American plant species in the lily family. It is also known as the Washington lily, Shasta lily, or Mt. Hood lily. It is named after Martha Washington and not the state of Washington; in fact, as the northern range of the plant is near Mount Hood in Oregon, it does not naturally occur in the state of Washington.
Cordylanthus tenuis is a species of flowering plant in the broomrape family known by the common name slender bird's beak. It is native to the US states of California, Oregon, and Nevada, where it grows in woodland and forest. It erects a spindly stem which may exceed a meter in height with sparse narrow leaves a few centimeters long, and is sometimes sticky with glandular ...more ↓
Salix scouleriana (Scouler's willow; syn. S. brachystachys Benth., S. capreoides Anderss., S. flavescens Nutt., S. nuttallii Sarg., S. stagnalis Nutt.) is a species of willow native to western North America, from south central Alaska east to western Northwest Territory, central Manitoba, and the Black Hills of South Dakota, and south ...more ↓
Viola glabella, the stream violet or pioneer violet, is usually found along streams or in moist woods in northeastern Asia and northwestern North America.
Aconogonon davisiae is an unresolved species name for a flowering plant in the knotweed family that is known by the common names Davis' knotweed or Newberry knotweed.
Ageratina occidentalis is a species of flowering plant in the daisy family known by the common name western snakeroot or western eupatorium. It is native to the western United States where it grows in several types of habitat. It is found in California, Oregon, Washington, Idaho, Montana, Nevada, and Utah.
Agropyron cristatum (crested wheat grass, crested wheatgrass, fairway crested wheat grass) is a species in the Poaceae family. This plant is often used as forage and erosion control. It is well known as a widespread introduced species on the prairies of the United States and Canada.
Allium campanulatum is a species of wild onion known by the common name dusky onion or Sierra onion. This is a flowering plant native to the western United States from southeastern Washington and northern Oregon to southern California, and western Nevada. The dusky onion grows in foothills and mountains, especially in dry areas, such as chaparral habitats.
Allium obtusum is a species of wild onion known by the common name red Sierra onion or subalpine onion. It is native to eastern California and western Nevada. It is a common member in the granite foothills and mountains of the Sierra Nevada and southern Cascade Range, from Tulare County to Siskiyou County, from elevations 0f 800–3,500 metres (2,600–11,500 ft). In ...more ↓
Allium validum, known by several common names including swamp onion, wild onion, Pacific onion, and Pacific mountain onion, is native to the Cascade Range, to the Sierra Nevada, the Rocky Mountains, and other high-elevation regions in California, Oregon, Washington, Nevada, Idaho and British Columbia.
Alnus incana, the grey alder or speckled alder, is a species of alder with a wide range across the cooler parts of the Northern Hemisphere.
Amelanchier alnifolia, the saskatoon, Pacific serviceberry, western serviceberry, alder-leaf shadbush, dwarf shadbush, chuckley pear, or western juneberry, is a shrub with edible berry-like fruit, native to North America from Alaska across most of western Canada and in the western and north-central United States. Historically, it ...more ↓
Angelica breweri is a species of angelica known as Brewer's angelica. It is native to the high mountain ranges of eastern California and just into western Nevada, where it is a resident of coniferous forests. This is a taprooted perennial herb producing an erect, hollow, hairy stem to heights between 1 and 2 meters. The large leaves are composed of many highly dissected ...more ↓
Aquilegia pubescens is a high-altitude species of columbine known by the common names Sierra columbine, alpine columbine and Coville's columbine. Its flowers are large and usually a creamy white.
Arctostaphylos nevadensis, with the common name pinemat manzanita, is a species of manzanita.
Arctostaphylos patula is a species of manzanita known by the common name greenleaf manzanita. This manzanita is native to western North America where it grows in coniferous forests at moderate to high elevations.
Arnica mollis is a North American species of arnica in the sunflower family, known by the common name soft arnica,:113 or hairy arnica. It is native to Canada (British Columbia, Alberta, Quebec, and all 3 Arctic territories) and the United States (Alaska and the western mountains as far south as San Bernardino County, California and Rio Arriba County, New Mexico. ...more ↓
Arnica parryi is a North American species of arnica known by the common name Parry's arnica or nodding arnica. It is native to western Canada (Yukon, British Columbia, Alberta) and the western United States as far south as Inyo County, California and McKinley County, New Mexico. It grows in temperate coniferous forests and alpine meadows in mountainous areas, ...more ↓
Artemisia tridentata, commonly called big sagebrush,:264 Great Basin sagebrush:264 or sagebrush, is an aromatic shrub from the family Asteraceae, which grows in arid and semi-arid conditions, throughout a range of cold desert, steppe, and mountain habitats in the Intermountain West of North America. The vernacular name "sagebrush" is also used for several ...more ↓
Astragalus cicer, the chickpea milkvetch, chick-pea milk-vetch or cicer milkvetch, is a perennial flowering plant native to Eastern Europe, popularized and subsequently transported to areas in Southern Europe, North America, and South America. Cicer milkvetch exhibits legume-like qualities; the plant produces pods in which harbor its seeds. Its flowers are ...more ↓
Astragalus whitneyi is a species of legume known by the common name balloon-pod milk-vetch, balloon milk-vetch, or Whitney's locoweed. It is a native to the Cascade Range and the Sierra Nevada (U.S.) and is unusual for its bright red or red-splotched balloon-like seedpods.
Bistorta bistortoides (American bistort, western bistort, smokeweed, mountain meadow knotweed, mountain buckwheat or mountain meadow buckwheat) is a perennial herb in the buckwheat and knotweed family Polygonaceae. The species name remains unresolved.
Cistanthe monosperma (formerly Calyptridium monospermum) is a perennial plant in the miner's lettuce family (Montiaceae), known by the common name one-seeded pussypaws. It was formerly classified in the purslane family (Portulacaceae).
Cardamine breweri is a species of cardamine known by the common name Brewer's bittercress. It is native to western North America from British Columbia to California to Colorado, where it grows in coniferous forests, particularly in wet bog habitats.
Castilleja miniata is a species of Indian paintbrush known by the common name giant red Indian paintbrush. It is native to western North America from Alaska to Ontario to California to New Mexico, where it grows usually in moist places in a wide variety of habitat types.
Castilleja pilosa is a species of Indian paintbrush known by the common name parrothead Indian paintbrush. It is native to the western United States from California to Wyoming, where it grows in mountain and plateau habitat across the Great Basin and surrounding regions. It is known from sagebrush scrub to high mountains in alpine climates.
Castilleja tenuis is a species of Indian paintbrush, known by the common name hairy Indian paintbrush.
Ceanothus prostratus is a species of shrub in the buckthorn family Rhamnaceae. Common names include prostrate ceanothus, pinemat, and mahala mat. It is native to the Pacific Northwest of the United States where it grows in coniferous forests and open plateaus.
Cercocarpus ledifolius is a North American species of mountain mahogany known by the common name curl-leaf mountain mahogany. It widespread across much of the Western United States as well as Baja California in Mexico.
Chrysothamnus viscidiflorus is a North American species of shrub in the daisy family known by the common names yellow rabbitbrush and green rabbitbrush.
Circaea alpina commonly called enchanter's nightshade or small enchanter's nightshade is a 10–30 cm tall perennial herb found in cool forests of the Northern Hemisphere.
Collinsia torreyi is a species of flowering plant in the plantain family known by the common name Torrey's blue-eyed Mary. It is native to California and adjacent sections of Oregon and Nevada, where it grows in the coniferous forests of several mountain ranges, including the Sierra Nevada.
Collomia linearis is a species of flowering plant in the phlox family known by the common names tiny trumpet and slenderleaf collomia. This tiny wildflower is native to North America where it is fairly widespread across the north and west. It is an annual herb with a velvety erect stem bearing long, narrow green leaves. Atop the stem is a cluster of up to 20 white ...more ↓
Cryptogramma acrostichoides is a fern species in the Cryptogrammoideae subfamily of the Pteridaceae. It is known by the common names American parsley fern and American rockbrake and is native to most of western North America, where it grows in the cracks of rocks in many types of mountainous habitat.
Dasiphora fruticosa (syn. Potentilla fruticosa L., Pentaphylloides fruticosa (L.) O.Schwarz) is a disputed name. It is a species of hardy deciduous flowering shrub in the genus Dasiphora (formerly Potentilla) of the family Rosaceae, native to the cool temperate and subarctic regions of the northern hemisphere, often growing at high altitudes in ...more ↓
Delphinium glaucum is a species of "tall" larkspur known by the common names Sierra larkspur, mountain larkspur, and glaucous larkspur. Although Ewan, in his survey of North American Delphiniums, treated D. glaucum and D. brownii as two separate species, some taxonomists now seem inclined to treat D. brownii as a local form ...more ↓
Delphinium nuttallianum is a species of larkspur known by the common names twolobe larkspur and Nuttall's larkspur. It is widely distributed across western North America from California to Alberta. This wildflower has a white to pink erect stem usually not exceeding half a meter in height which may branch several times. Deeply lobed leaves are located mostly about ...more ↓
Draba asterophora is a species of flowering plant in the mustard family known by the common name Lake Tahoe draba. It is native to the High Sierra Nevada of California and western Nevada around the Lake Tahoe area. It is a squat perennial herb which forms small mats in rocky habitat in the alpine climate of the high mountains. It forms a basal patch of thick, hairy oval ...more ↓
Drymocallis glandulosa, known by the common name sticky cinquefoil and formerly as Potentilla glandulosa, is a species of the family Rosaceae.
Elodea canadensis (American or Canadian waterweed or pondweed) is a perennial aquatic plant, or submergent macrophyte, native to most of North America. It has been introduced widely to regions outside its native range and was first recorded from the British Isles in about 1836.
Epilobium lactiflorum is a species of willowherb known by the common name milkflower willowherb or whiteflower willowherb. This plant is found throughout northern North America and northern Eurasia, where it most often grows in moist, rocky areas at some elevation. It is a hairy, clumping perennial with thin stems reaching 10 to 50 centimeters in height, and leafy ...more ↓
Ericameria bloomeri is a species of flowering shrubs in the daisy family known by the common names Bloomer's rabbitbush and Bloomer's goldenbush. This plant is native to the mountains of western North America from British Columbia to California, including Washington, Oregon, Idaho, and Nevada. Some sources say it has probably been extirpated from Canada.
Erigeron bonariensis is a species of Erigeron, found throughout the tropics and subtropics as a pioneer plant; its precise native origin is unknown, but most likely Central America or South America. It has become naturalized in many other regions. Common names include flax-leaf fleabane, wavy-leaf fleabane, Argentine fleabane, and hairy ...more ↓
Erigeron coulteri is a species of flowering plant in the daisy family known by the common names large mountain fleabane, Coulter's fleabane, and Coulter's daisy.
Erigeron glacialis (common names glacial daisy, glacial fleabane, Subalpine fleabane, or wandering fleabane) is a western North American perennial plant in the (daisy family).
Eriogonum lobbii is a species of wild buckwheat known by the common name Lobb's buckwheat or prostrate buckwheat. It is native to most of the mountain ranges of northern California and their extensions into Oregon and Nevada. It is found in a number of mountain plant communities.
Eriogonum umbellatum is a species of wild buckwheat known by the common name sulphurflower buckwheat, or simply sulphur flower. It is native to western North America from California to Colorado to central Canada, where it is abundant and found in many habitats. This is an extremely variable plant and hard to identify because individuals can look very different from ...more ↓
Eriophyllum lanatum, with the common names common woolly sunflower and Oregon sunshine, is a common, widespread, North American plant in the sunflower family.
Eucephalus breweri is a North American species in the aster family known by the common name Brewer's aster. It is native to California where it grows primarily in the Sierra Nevada at subalpine elevations. Its range extends into northwestern Nevada and southwestern Oregon.
Eurybia integrifolia, (formerly Aster integrifolius) commonly called the thickstem aster, is an herbaceous perennial in the composite family. It is native to the western United States where it grows primarily in the Rocky Mountains, the Great Basin, and the Sierra Nevada in Washington, Idaho, Montana, Wyoming, Utah, Oregon, Nevada, and California.
The Virginia strawberry, wild strawberry, or common strawberry (Fragaria virginiana) is one of two species of wild strawberry that were hybridized to create the modern domesticated garden strawberry. Its natural range is confined to North America, in the United States (including Alaska) and Canada, although a popular variety called "Little Scarlet" is grown ...more ↓
Rhamnus rubra (syn. Frangula rubra) is a species of flowering plant in the buckthorn family known by the common names red buckthorn and Sierra coffeeberry.
Fritillaria atropurpurea is a species of fritillary known by several common names, including spotted fritillary, purple fritillary, spotted mountainbells, and spotted missionbells.
Galium bifolium is a species of flowering plant in the coffee family known by the common names twinleaf bedstraw and low mountain bedstraw. It is native to western North America from British Columbia south to California and east to New Mexico, Colorado, South Dakota and Alberta. It grows in mountain forests and high-elevation plateaus.
Gayophytum diffusum is a species of flowering plant in the evening primrose family known by the common name spreading groundsmoke. It is native to western North America where it is a common member of many different habitats. This is a spindly, branching annual herb reaching a maximum height of about half a meter. Its thin stems have sparse narrow leaves a few centimeters ...more ↓
Geranium richardsonii is a species of geranium known by the common name Richardson's geranium. It is native to western North America from Alaska to New Mexico, where it can be found in a number of habitats, especially mountains and forests. This is a perennial herb varying in maximum height from 20 to 80 centimeters. The plant grows from a tough, woody taproot and older ...more ↓
Geum macrophyllum, commonly known as largeleaf avens or large-leaved avens is a flowering plant found from the Arctic south to the northern U.S. states, and in the Rocky Mountains and west to the Sierra Nevada in California and as far south as Northwestern Mexico. It is even more distinctive in fruit than in flower, with spiky spheres of reddish styles.
Grindelia squarrosa, also known as a curly-top gumweed or curlycup gumweed, is a small North American biennial or short-lived perennial plant.
Hackelia nervosa is a species of flowering plant in the borage family known by the common name Sierra stickseed. It is native to the mountains of California, especially the Sierra Nevada and its foothills, in areas with some moisture up to near treeline. Its range may extend into Nevada.
Hackelia velutina is a species of flowering plant in the borage family known by the common name velvet stickseed.
Heliomeris multiflora is a North American species of flowering plants in the sunflower family called the showy goldeneye. It grows in Mexico and the western United States from Montana to Jalisco.
Hesperochiron is a small genus of plants in the waterleaf family containing two species native to western North America. These are thick-rooted perennial herbs growing in squat patches at ground level and producing bluish-white flowers with yellow throats. They grow in wet areas such as seepy meadows.
Hieracium horridum, known as the prickly hawkweed or shaggy hawkweed, gets its name from the long, dense, shaggy white to brown hairs (trichomes) which cover all of the plant parts of this plant species. The species is native to Oregon, California, and Nevada in the western United States.
Hippuris vulgaris (from Greek: ἵππος — horse and οὐρά — tail), known as mare's-tail or common mare's tail, is a common aquatic plant of Eurasia and North America ranging from Greenland to the Tibetan Plateau to Arizona. It prefers non-acidic waters. The species is also sometimes called horsetail, a name which is better reserved to the ...more ↓
Horkelia fusca is a species of flowering plant in the rose family known by several common names, including pinewoods horkelia and dusky horkelia. It is native to the western United States from California to Wyoming, where it is generally found in mountain forests and meadows. This perennial herb forms a thick tuft of leaves, each growing erect up to 15 centimeters ...more ↓
Juniperus grandis, with the common names Sierra juniper, Sierra western juniper, and western juniper, is a tree or tall shrub that is endemic to the Western United States.
Kalmia polifolia, previously known as Kalmia glauca and commonly called bog laurel, swamp laurel, or pale laurel, is a perennial evergreen shrub of cold acidic bogs, in the family Ericaceae. It is native to north-eastern North America, from Newfoundland to Hudson Bay southwards.
Kelloggia galioides is a species of flowering plant in the coffee family known by the common name milk kelloggia.
Lepidium densiflorum is a species of flowering plant in the mustard family known by the common names common pepperweed and prairie peppergrass.