OREGON: Rogue Valley, Klamath Basin, Crater Lake

Polystichum scopulinum is a species of fern known by the common names mountain hollyfern and rock sword fern. It is native to much of western North America, and it is known from disjunct occurrences in eastern Canada, as well. It grows in rocky habitat, often in full sun. It is widespread but mostly found in small populations, and is noted to be most abundant on serpentine soils. This fern produces several erect, narrowly lance-shaped leaves up... less ↑

Juniperus communis, the common juniper, is a species of conifer in the genus Juniperus, in the family Cupressaceae. It has the largest geographical range of any woody plant, with a circumpolar distribution throughout the cool temperate Northern Hemisphere from the Arctic south in mountains to around 30°N latitude in North America, Europe and Asia. Relict populations can be found in the Atlas Mountains of Africa. less ↑

Calocedrus decurrens, with the common names incense cedar and California incense-cedar (syn. Libocedrus decurrens Torr.), is a species of conifer native to western North America, with the bulk of the range in the United States, from central western Oregon through most of California and the extreme west of Nevada, and also a short distance into northwest Mexico in northern Baja California. It grows at altitudes of 50–2,900 metres (160–9,510 ft). It is the most wi less ↑

Sequoia sempervirens /sɪˈkɔɪ.ə sɛmpərˈvaɪrənz/ is the sole living species of the genus Sequoia in the cypress family Cupressaceae (formerly treated in Taxodiaceae). Common names include coast redwood, coastal redwood and California redwood. It is an evergreen, long-lived, monoecious tree living 1,200–1,800 years or more. This species includes the tallest living trees on Earth, reaching up to 379 feet (115.5 m) in height (without the roots) and up to 29.2 less ↑

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 the common name creeping pine with several other "creeping pine" plants. less ↑

Pinus contorta, with the common names lodgepole pine and shore pine, and also known as twisted pine, and contorta pine, is a common tree in western North America. It is common near the ocean shore and in dry montane forests to the subalpine, but is rare in lowland rain forests. Like all pines (member species of the genus Pinus), it is an evergreen conifer. less ↑

Ceanothus integerrimus, known by the common name deer brush, is a species of woody shrub in the family Rhamnaceae, native to the western United States in Arizona, New Mexico, California, Oregon, and Washington. It grows in montane chaparral and woodlands regions, in hardwood forests, and in fir, spruce, and Ponderosa pine plant communities, being most abundant in the California chaparral and woodlands and Sierra Nevada. less ↑

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 Russian expedition in 1826-1829. less ↑

Pseudotsuga menziesii, commonly known as Douglas fir, Douglas-fir and Oregon pine, is an evergreen conifer species native to western North America. One variety, the coast Douglas fir, grows along the Pacific Ocean from central British Columbia south to central California. A second variety, the Rocky Mountain Douglas fir, grows in the Rocky Mountains from British Columbia south to Mexico. The tree is dominant in western Washington and Oregon. It is extensively us less ↑

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 tree and as a Christmas tree. It is sometimes called concolor fir. less ↑

Abies grandis (grand fir, giant fir, lowland white fir, great silver fir, western white fir, Vancouver fir, or Oregon fir) is a fir native to the Pacific Northwest and Northern California of North America, occurring at altitudes of sea level to 1,800 m. It is a major constituent of the Grand Fir/Douglas Fir Ecoregion of the Cascade Range. less ↑

The blue spruce, green spruce, white spruce, Colorado spruce, or Colorado blue spruce, with the scientific name Picea pungens, is a species of spruce tree. It is native to the Rocky Mountains of the United States. Its natural range extends from northern New Mexico through Colorado and Utah to Wyoming and into far southwest Montana, but it has been widely introduced elsewhere and is used as an ornamental tree in many places far beyond its native... less ↑

Cedrus deodara, the deodar cedar, Himalayan cedar, or deodar/devdar/devadar/devadaru, is a species of cedar native to the western Himalayas in Eastern Afghanistan, Northern Pakistan (especially in Khyber Pakhtunkhwa) and India (Jammu and Kashmir, Himachal Pradesh, Uttarakhand, Sikkim and, Arunachal Pradesh states and the Darjeeling Region of West Bengal), Southwestern Tibet and Western Nepal, occurring at 1,500–3,200 m (4,921–10,499 ft) alti less ↑

Trifolium longipes is a species of clover known by the common name longstalk clover. It is native to the western United States, where it occurs in many types of habitat. There are many subtaxa (subspecies and varieties) which occur in different regions and differ slightly in appearance. In general, it is a perennial herb with leaves made up of 2 to 5 leaflets which are variable in shape. The inflorescence is a head of flowers up... less ↑

Lupinus albicaulis is a species of lupine known by the common name sicklekeel lupine. It is native to the western United States from Washington to California, where it grows mostly in mountain habitat. It is a hairy, erect perennial herb often exceeding a meter in height. Each palmate leaf is made up of 5 to 10 leaflets each up to 7 centimetres (2 3⁄4 in) long. The inflorescence is up to 44 centimetres (17 in) long, bearing whorls of... less ↑

Sorbus scopulina is a species of rowan that is native to western North America, primarily in the Rocky Mountains. The common name of this species is often given as 'Greene mountain-ash', and is so named in honor of American botanist Edward Lee Greene. Throughout the Cascade Mountains and the Pacific Northwestern portions of this rowan's habitat, it is commonly called Cascade Mountain-ash, sometimes listed as Sorbus scopulina var. cascadensis. less ↑

Prunus virginiana, commonly called bitter-berry, chokecherry, Virginia bird cherry, and western chokecherry (also black chokecherry for P. virginiana var. demissa), is a species of bird cherry (Prunus subgenus Padus) native to North America. The natural historic range of P. virginiana includes most of Canada (including Northwest Territories, but excluding Yukon, Nunavut, and Labrador), most of the United States (i less ↑

Prunus subcordata, known by the common names Klamath plum, Oregon plum, Pacific plum and Sierra plum, is a member of the genus Prunus, native to the western United States in California and western and southern Oregon. It grows in forests, most often at low elevation near the coast, but it is also in the Sierra Nevada and Cascades; it grows at elevations of 100–1,900 m. P. subcordata var. subcordata, Klamath plum, is also found less ↑

Ceanothus integerrimus, known by the common name deer brush, is a species of woody shrub in the family Rhamnaceae, native to the western United States in Arizona, New Mexico, California, Oregon, and Washington. It grows in montane chaparral and woodlands regions, in hardwood forests, and in fir, spruce, and Ponderosa pine plant communities, being most abundant in the California chaparral and woodlands and Sierra Nevada. less ↑

Allotropa virgata is in the family Ericaceae (Heath Family) and is the only species of the genus Allotropa. It is a perennial plant that gets its common names from the distinct white and red or maroon stripes along its erect peduncle. A. virgata are nongreen as they lack chlorophyll, instead obtaining nutrition from neighboring green plants through a fungal intermediate. Allotropa virgata feeds exclusively on Matsutake mushroom mycelium.... less ↑

Phlox diffusa is a species of phlox known by the common name spreading phlox. It is native to western North America from British Columbia to the southwestern United States to the Dakotas, where it grows in many types of habitat, including rocky, high elevation mountain slopes. It is a very compact mat-forming perennial herb growing in cushions or patches of short, decumbent stems. The linear, lance-shaped, or needle-like leaves are no more than 1.5 centimeters long... less ↑

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 one another. Also, there are a great many varieties. It may be a perennial herb forming a... less ↑

Lewisia leeana (orth.var. L. leana) is a species of flowering plant in the Montiaceae family known by the common name quill-leaf lewisia. It is native to California and Oregon, where it grows in the mountains of the Sierra Nevada and Klamath Ranges. This is a perennial herb growing from narrow, woody taproot connected to one or more caudices. It produces a basal rosette of many fleshy flat to cylindrical blunt-tipped leaves up to 4 centimeters long.... less ↑

Cistanthe umbellata (formerly Calyptridium umbellatum) is a species of flowering plant in the purslane family known by the common name Mount Hood pussypaws. It is native to western North America from British Columbia to California to Colorado, where it grows in a number of habitat types, including in areas inhospitable to many plant types, such as those with alpine climates. It is a perennial herb forming generally two or more basal rosettes of thick, spoon-shaped leav less ↑

Paxistima myrsinites (Oregon boxleaf, Oregon boxwood, mountain lover, box, or hedge, false box, myrtle box leaf; syn. Pachistima myrsinites) is a species of shrub in the bittersweet family. It is native to western North America from British Columbia to northern Mexico to the Rocky Mountains, where it grows in forests, often in the understory. less ↑

Cirsium vulgare, the spear thistle, bull thistle, or common thistle, is a species of the Asteraceae genus Cirsium, native throughout most of Europe (north to 66°N, locally 68°N), Western Asia (east to the Yenisei Valley), and northwestern Africa (Atlas Mountains). It is also naturalised in North America, Africa, and Australia and is an invasive weed in some areas. It is the national flower of Scotland. less ↑

Centaurea cyanus, commonly known as cornflower or bachelor's button, is an annual flowering plant in the family Asteraceae, native to Europe. In the past it often grew as a weed in cornfields (in the broad sense of "corn", referring to grains, such as wheat, barley, rye, or oats), hence its name. It is now endangered in its native habitat by agricultural intensification, particularly over-use of herbicides, destroying its habitat. It is also, however, through introduct less ↑

Tragopogon dubius (yellow salsify, western salsify, western goat's-beard, wild oysterplant, yellow goat's beard, goat's beard, goatsbeard, common salsify, salsify) is a species of salsify native to southern and central Europe and western Asia and found as far north and west as northern France. Although it has been reported from Kashmir and India, recent evidence suggests that specimens from these areas may be a different species. Western salsify has been introduced int less ↑

Tragopogon porrifolius is a plant cultivated for its ornamental flower, edible root, and herbal properties. It also grows wild in many places and is one of the most widely known species of the salsify genus, Tragopogon. It is commonly known as purple or common salsify, oyster plant, vegetable oyster, Jerusalem star, goatsbeard or simply salsify (although these last two names are also applied to other species, as well). less ↑

Achillea millefolium, commonly known as yarrow /ˈjæroʊ/ or common yarrow, is a flowering plant in the family Asteraceae. It is native to temperate regions of the Northern Hemisphere in Asia, Europe, and North America. It has been introduced as a feed for livestock in places like New Zealand and Australia. However, it is a weed in those places and sometimes also in its native regions. less ↑

Wyethia angustifolia is a species of flowering plant in the aster family known by the common names California compassplant and narrowleaf mule's ears. It is native to the west coast of the United States from Washington to California, where it grows in grassland, meadows, and other open habitat. It is a perennial herb growing from a tough taproot and caudex unit and producing a stem 30 to 90 centimeters tall. The leaves have lance-shaped blades up... less ↑

Downingia bacigalupii is a species of flowering plant in the bellflower family (Campanulaceae) known by the common name Bach's calicoflower or Bacigalupi's downingia. This showy wildflower is native to the western United States from California to Idaho, where it is a resident of moist meadows and vernal pool ecosystems. This annual grows on a branching erect stem with small diamond-shaped leaves at intervals. At the top of each stem branch is one or more flowers, each. less ↑

Erodium cicutarium, also known as redstem filaree, redstem stork's bill, common stork's-bill or pinweed, is a herbaceous annual – or in warm climates, biennial – member of the family Geraniaceae of flowering plants. It is native to the Mediterranean Basin and was introduced to North America in the eighteenth century, where it has since become invasive, particularly of the deserts and arid grasslands of the southwestern United States. less ↑

Toxicodendron diversilobum (syn. Rhus diversiloba), commonly named Pacific poison oak or western poison oak, is a woody vine or shrub in the Anacardiaceae (sumac) family. It is widely distributed in western North America, inhabiting conifer and mixed broadleaf forests, woodlands, grasslands, and chaparral biomes. Peak flowering occurs in May. Like other members of the Toxicodendron genus, T. diversilobum causes itching and allergic rashes in many h less ↑

Chamaenerion angustifolium is a perennial herbaceous flowering plant in the willowherb family Onagraceae. It is known in North America as fireweed, in some parts of Canada as great willowherb, in Britain and Ireland as rosebay willowherb. In the United Kingdom it is also known as bombweed, as a result of its rapid appearance on city bomb sites during the Blitz of World War II.: 112  It is also known by the synonyms Chamerion angustifolium and Ep less ↑

Castanopsis, commonly called chinquapin or chinkapin, is a genus of evergreen trees belonging to the beech family, Fagaceae. The genus contains about 120 species, which are today restricted to tropical and subtropical eastern Asia. A total of 58 species are native to China, with 30 endemic; the other species occur further south, through Indochina to Indonesia, and also in Japan. The English name chinkapin is shared with other related plants, including the golden chinka less ↑

Quercus garryana, the Garry oak, Oregon white oak, Oregon oak, or Hu'dshnam, from the traditional Klamath language, is a tree species with a range stretching from southern California to southwestern British Columbia. It grows from sea level to 210 meters (690 ft) altitude in the northern part of its range, and at 300 to 1,800 meters (980 to 5,910 ft) in the south of the range in California. The tree gets one of its names from Nicholas Garry,... less ↑

Syringa vulgaris (lilac or common lilac) is a species of flowering plant in the olive family Oleaceae, native to the Balkan Peninsula, where it grows on rocky hills. This species is widely cultivated as an ornamental and has been naturalized in other parts of Europe (including the United Kingdom, France, Germany, and Italy), as well as much of North America. It is not regarded as an aggressive species, found in the wild in widely scattered sites,... less ↑

Stachys byzantina (syn. S. lanata; lamb's-ear or woolly hedgenettle) is a species of Stachys, native to Turkey, Armenia, and Iran. It is cultivated over much of the temperate world as an ornamental plant, and is naturalised in some locations as an escapee from gardens. Plants are very often found under the synonym Stachys lanata or Stachys olympica. less ↑