Plants of Rifle Falls, Rifle Gap, and Harvey Gap State Parks

Erodium cicutarium, also known as redstem filaree, 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 ↑

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 plants develop rhizomes. The leaves are up to 15 centimeters wide and... less ↑

Toxicodendron rydbergii the western poison ivy, is a species of Toxicodendron in the cashew family. It is native to most of Canada from the Maritimes to British Columbia, and most of the contiguous United States except the southeastern states, New Jersey, Delaware, and California. It can be found growing in forests, and other wooded areas, usually near streams and rivers. less ↑

Quercus gambelii, or Gambel oak, is a deciduous small tree or large shrub that is widespread in the foothills and lower mountain elevations of the central southwestern United States and northwestern Mexico. Its range is centered on the states of Utah, Colorado, Arizona and New Mexico, but also extends into Nevada, Wyoming, South Dakota, Kansas, Oklahoma and west Texas. In Mexico, it is mostly confined to northern Sonora and Chihuahua. Gambel oak typically grows at altitudes... less ↑

Betula occidentalis (Water Birch, also known as Red Birch) is a species of birch native to western North America, in Canada from Yukon east to western Ontario and southwards, and in the United States from eastern Washington east to western North Dakota, and south to eastern California, northern Arizona and northern New Mexico, and southwestern Alaska. It typically occurs along streams in mountainous regions. less ↑

Castilleja linariifolia is a perennial plant, native to the United States and is the state flower of Wyoming. It has a number of common names including Wyoming Indian paintbrush, narrow-leaved Indian paintbrush, desert paintbrush, Wyoming desert paintbrush, Wyoming paintbrush, linaria-leaved Indian Paintbrush, and Indian paintbrush. 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 ↑

Wild bergamot or bee balm (Monarda fistulosa) is a wildflower in the mint family (Lamiaceae) widespread and abundant as a native plant in much of North America. This plant, with showy summer-blooming white flowers, is often used as a honey plant, medicinal plant, and garden ornamental. The species is quite variable, and several subspecies or varieties have been recognized within it. less ↑

Verbena bracteata is a species of verbena known by the common names bigbract verbena, prostrate vervain, and carpet vervain. It is native to North America where it is widespread, occurring throughout the continent except for northern Canada and southern Mexico. It occurs in many types of habitat, especially disturbed areas, where it grows as a common weed; it typically blooms between the months of May and October. This annual or biennial herb produces several hairy, spreading... less ↑

The common mare's tail, Hippuris vulgaris (from greek: ἵππος — horse and οὐρά — 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 horsetails of genus Equisetum. These are unrelated to H. vulgaris, although there is some resemblance in appearance. less ↑

Ranunculus cymbalaria is a species of buttercup known by the common names alkali buttercup and seaside buttercup. It is native to much of Eurasia and parts of North and South America, where it grows in many types of habitat, especially in moist to wet areas such as marshes, bogs, and moist spring meadows. It is a perennial herb producing several stems a few centimeters to nearly 40 centimeters long. Some are prostrate against the ground and... less ↑

Clematis ligusticifolia is a climbing, spreading vine with showy flowers. It is also known as Old-man's Beard and Yerba de Chiva, and Virgin's bower, (though Old-man's Beard may also refer to C. vitalba, and Virgin's bower may also refer to C. lasiantha). It is native to North America where it is widespread across the western United States in streamside thickets, wooded hillsides, and coniferous forests up to 4,000 feet. less ↑

Mahonia repens commonly known as creeping mahonia,creeping Oregon grape, creeping barberry, or prostrate barberry, is a species of Mahonia native to the Rocky Mountains and westward areas of North America, from British Columbia and Alberta in the north through Arizona and New Mexico into northwest Mexico in the south. It is also found in many areas of California and the Great Basin region in Nevada. less ↑

Convolvulus arvensis (field bindweed) is a species of bindweed in the morning glory family (Convolvulaceae), native to Europe and Asia. It is a climbing or creeping herbaceous perennial plant growing to 0.5–2 m high. The leaves are spirally arranged, linear to arrowhead-shaped, 2–5 cm long and alternate, with a 1–3 cm petiole. The flowers are trumpet-shaped, 1-2.5 cm diameter, white or pale pink, with five slightly darker pink radial stripes. Flowering occurs in the mid-summer, when white to pale... less ↑

Symphoricarpos rotundifolius is a species of flowering plant in the honeysuckle family known by the common name roundleaf snowberry. It is native to the western United States from California to Idaho to Texas, where it grows in many types of habitat. It is an erect, spreading, or trailing shrub often exceeding meter in height with many stiff branches. Older woody parts are covered in shreddy bark and smaller, newer twigs are coated in fuzzy hairs. The... less ↑

Lonicera involucrata (Bearberry Honeysuckle, Bracted Honeysuckle, Twinberry Honeysuckle, Twin-berry, Black Twinberry) is a species of honeysuckle native to northern and western North America, from southern Alaska east across boreal Canada to Quebec, and south through the western United States to California, and to Chihuahua in northwestern Mexico. It grows at elevations from sea level to 2,900 m. less ↑

Berula is a cosmopolitan monotypic genus of flowering plant in the Apiaceae, containing the single species Berula erecta, which is known by the common name cutleaf water parsnip, or also simply water parsnip as are some other plants in Apiaceae such as Sium latifolium and Sium suave. It is easily confused with the highly toxic water hemlock. Water parsnip is a widespread aquatic plant found across Eurasia, Africa, North America, and elsewhere. It is a perennial... less ↑

Cicuta douglasii (Western water hemlock) is a poisonous plant in the family Apiaceae. It is a perennial plant that grows in wet places such as marshes, stream banks, slough margins, ditches, meadows, and wet pastures. The roots of this plant are thick and tuberous, with many smaller tubers coming from the main tuber. This root structure allows the water hemlock to adapt and survive wet conditions. Water hemlock is most abundant in British Columbia, and is... less ↑

Osmorhiza berteroi is a species of flowering plant in the carrot family known by the common name mountain sweet cicely. It is native to much of western and northern North America, as well as Argentina and Chile, where it grows in wooded and forested areas. It is an aromatic perennial herb producing a branching stem which may exceed a meter tall. The plentiful green leaves have blades up to 20 centimeters long which are divided into... less ↑

Heracleum maximum, cow parsnip (also known as Indian celery, Indian rhubarb or pushki) is the only member of the genus Heracleum native to North America. Its classification has caused some difficulty, with recent authoritative sources referring to it variously as Heracleum maximum or Heracleum lanatum, or as either a subspecies, H. sphondylium subsp. montanum, or a variety, H. sphondylium var. lanatum, of t less ↑

Heracleum sphondylium, common names hogweed or common hogweed, is a herbaceous perennial or biennial plant of the family Apiaceae, native to Europe and Asia. It is an umbelliferous plant, in the same group as fennel, cow parsley, ground elder and giant hogweed. Umbelliferous plants are so named because of the umbrella-like arrangement of flowers they produce. The North American species Heracleum maximum (cow parsnip) is sometimes included as a subspecies of H. spondylium. less ↑

Sphaeralcea coccinea (Scarlet Globemallow) is a perennial plant growing 10–30 cm tall from spreading rhizomes with a low habit. They have grayish stems with dense, star-shaped hairs and alternately arranged leaves. The leaf blades are 2–5 cm long, palmately shaped, and deeply cut, with 3–5 main wedge-shaped segments. The undersides of the leaves have gray hairs. The 2-cm-wide flowers are reddish-orange and saucer-shaped, with 5 notched, broad petals, in small terminal clusters. Plants flower from May to October.... less ↑

Salix exigua (sandbar willow, narrowleaf willow, or coyote willow; syn. S. argophylla, S. hindsiana, S. interior, S. linearifolia, S. luteosericea, S. malacophylla, S. nevadensis, and S. parishiana) is a species of willow native to most of North America except for the southeast and far north, occurring from Alaska east to New Brunswick, and south to northern Mexico. less ↑

Linum lewisii (Linum perenne var. lewisii) (Lewis flax, blue flax or prairie flax) is a perennial plant in the family Linaceae, native to western North America from Alaska south to Baja California, and from the Pacific Coast east to the Mississippi River (USDA Plant Profile: Linum lewisii). It grows on ridges and dry slopes, from sea level in the north up to 11,000 ft (3,400 m) in the Sierra Nevada. less ↑

Chorispora tenella is a species of plant in the mustard family known by several common names, including purple mustard, blue mustard, musk mustard, and crossflower. This mustard is native to Eurasia but is well known in other parts of the world, particularly in temperate regions, as an introduced species and a noxious weed. This is an annual herb reaching a maximum of half a meter in height and covered abundantly in sticky foliage. The four tiny... less ↑

Camelina microcarpa is a species of flowering plant in the mustard family known by several common names, including littlepod false flax and small seed false flax. It is native to Europe and Asia, and it is common across the globe as an introduced species and sometimes a noxious weed. It is known as a weed of grain crops such as wheat and rye. This is an erect annual herb producing a branched or unbranched stem 30... less ↑

Sisymbrium altissimum is a species of Sisymbrium. The plant is native to the western part of the Mediterranean Basin in Europe and Northern Africa and is widely naturalized throughout most of the world, including all of North America. It was probably introduced into North America by a contaminant crop seed. The plant grows in soils of all textures, even sand. The plant germinates in winter or early spring. The blooming time is lengthy, and after maturity... less ↑

Carex geyeri is a species of sedge known by the common names Geyer's sedge and elk sedge. It is native to western North America from British Columbia to California to Colorado, where it grows in dry areas in mountain meadows, grasslands, and open forest. This sedge produces scattered tufts of stems connected by a network of long rhizomes. The stems are triangular in cross-section and approach half a meter in maximum height. The inflorescence is composed... less ↑

Eleocharis palustris (common spike-rush, creeping spike-rush or marsh spike-rush) is a species of mat-forming perennial plants in the genus Eleocharis (and subgenus Eleocharis) growing in wetlands throughout the Boreal Kingdom. E. palustris is not easily distinguished from other closely related species and is extremely variable worldwide itself. less ↑

Echinochloa crus-galli is a type of wild grass originating from tropical Asia that was formerly classified as a type of panicum grass. It is commonly known as cockspur (or cockspur grass), barnyard millet, Japanese millet, water grass, common barnyard grass, or simply "barnyard grass" (which may refer to any species of Echinochloa or the genus as a whole however). This plant can grow to 60" (1.5 m) in height and has long, flat leaves which are... less ↑

Festuca arundinacea (syn., Lolium arundinaceum Darbyshire; Schedonorus phoenix (Scop.) Holub) is a species of grass commonly known as tall fescue. It is a cool-season perennial C3 species of bunchgrass native to Europe. It is an important forage grass throughout Europe, and many cultivars have been used in agriculture. It is also an ornamental grass in gardens, and a phytoremediation plant. less ↑

Phalaris arundinacea, sometimes known as reed canarygrass, is a tall, perennial bunchgrass that commonly forms extensive single-species stands along the margins of lakes and streams and in wet open areas, with a wide distribution in Europe, Asia, northern Africa and North America. Other common names for the plant include gardener's-garters in English, alpiste roseau in French, rohrglanzgras in German, kusa-yoshi in Japanese, caniço-malhado in Portuguese, and hierba cinta and pasto cinto in Spanish. less ↑

Poa annua, or annual meadow grass (known in America more commonly as annual bluegrass or simply poa), is a widespread low-growing turfgrass in temperate climates. Though P. annua is commonly considered a solely annual plant due to its name, perennial bio-types do exist. 'Poa' is Greek for fodder. It is one of the sweetest grasses for green fodder, but less useful than hay. This grass may have originated as a hybrid between Poa supina and Poa... less ↑

Poa bulbosa is a species of grass known by the common names bulbous bluegrass or bulbous meadow-grass. It is native to Eurasia and North Africa, but it is present practically worldwide as an introduced species. It is widespread in the United States and southern Canada. It was introduced to the eastern United States around 1906 and the western US in 1915 as a contaminant in shipments of alfalfa seed. It was intentionally planted on both the... less ↑

Poa pratensis, commonly known as Kentucky bluegrass, smooth meadow-grass, or common meadow-grass, is a perennial species of grass native to Europe, Asia, North America, and northern Africa. Poa pratensis forms a valuable pasture plant, characteristic of well-drained, fertile soil. It is also used for making lawns in parks and gardens and is common in cool moist climates like the northeastern United States. less ↑

Poa secunda (variously known by the common names of Sandberg bluegrass,alkali bluegrass,big bluegrass,Canby's bluegrass,Nevada bluegrass,one-sided bluegrass,Pacific bluegrass,pine blugrass,slender bluegrass,wild bluegrass, and curly bluegrass.) is a widespread species of grass native to North and South America. It is highly resistant to drought conditions, and provides excellent fodder; and has also been used in controlling soil erosion, and as revegetator, often after forest fires.Cultivars include 'Canbar', 'Service', 'Sherman', and 'Supernova'. Historically, indigenous Americans, such as the Gosiute of... less ↑

Thinopyrum intermedium, known commonly as intermediate wheatgrass, is a sod-forming perennial grass in the Triticeae tribe of Pooideae. It is part of a group of plants commonly called wheatgrasses because of the similarity of their seed heads or 'ears' to common wheat. However the wheatgrasses in general are perennial, while wheat is an annual. The grass is native to Europe and Western Asia. less ↑

Pseudoroegneria spicata is a species of grass known by the common name Bluebunch Wheatgrass. This native western North American perennial bunchgrass is known by the scientific synonyms Elymus spicatus and Agropyron spicatum. The grass can be found from Alaska to Texas. It occurs in many types of habitat, including sagebrush, forests, woodlands, and grasslands. It is a dominant grass in some habitat types. less ↑

Pascopyrum is a monotypic genus of grass containing the sole species Pascopyrum smithii, which is known by the common name western wheatgrass, though the common nickname is red-joint wheatgrass, from the red coloration of the nodes. This is a sod-forming rhizomatous perennial grass which is native and common in North America. It grows in grassland and prairie in the Great Plains, where it is sometimes the dominant grass species. It is the state grass of North... less ↑

Elymus lanceolatus is a species of grass known by the common names thickspike wheatgrass and streamside wheatgrass. It is native to North America, where it is widespread and abundant in much of Canada and the western and central United States. There are two subspecies, ssp. lanceolatus occurring throughout the species' range and ssp. psammophilus occurring in the Great Lakes region. less ↑

Hordeum jubatum, with common names foxtail barley, bobtail barley squirreltail barley, and intermediate barley, is a perennial plant species in the grass family Poaceae. It occurs wild mainly in northern North America and adjacent northeastern Siberia. However, as it escaped often from gardens it can be found worldwide in areas with temperate to warm climates, and is considered a weed in many countries. The species is a polyploid and originated via hybridization of an East Asian... less ↑