Plants of Arkansas Headwaters Recreation Area

Equisetum arvense, the field horsetail or common horsetail, is a herbaceous perennial plant, native throughout the arctic and temperate regions of the northern hemisphere. It has separate sterile non-reproductive and fertile spore-bearing stems, growing from a perennial underground rhizomatous stem system. The fertile stems are produced in early spring and are non-photosynthetic, while the green sterile stems start to grow after the fertile stems have wilted, and persist through the summer until the first autumn frosts. less ↑

Equisetum laevigatum is a species of horsetail known by the common names smooth scouring rush and smooth horsetail. This plant is native to much of North America except for northern Canada and southern Mexico. It is usually found in moist areas in sandy and gravelly substrates. It may be annual or perennial. It grows narrow green stems sometimes reaching heights exceeding 1.5 meters. The leaves at the nodes are small, scale-like brownish sheaths and there are... less ↑

Juniperus scopulorum (Rocky Mountain juniper) is a species of juniper native to western North America, in Canada in British Columbia and southwest Alberta, in the United States from Washington east to North Dakota, south to Arizona and also locally western Texas, and northernmost Mexico from Sonora east to Coahuila. It grows at altitudes of 500–2,700 metres (1,600–8,900 ft) on dry soils, often together with other juniper species. "Scopulorum" means "of the mountains. less ↑

Trifolium hybridum, alsike clover, is a plant species of the genus Trifolium in the pea family Fabaceae. The stalked, pale pink or whitish flower head grows from the leaf axils, and the trifoliate leaves are unmarked. The plant is 1–2 feet (30–60 cm) tall, and is found in fields and on roadsides – it is also grown as fodder (hay or silage). The plant blooms from spring to autumn (April to October in the northern hemisphere). Originating... less ↑

Alfalfa /ælˈfælfə/, Medicago sativa also called lucerne, is a perennial flowering plant in the pea family Fabaceae cultivated as an important forage crop in many countries around the world. It is used for grazing, hay, and silage, as well as a green manure and cover crop. The name alfalfa is used in North America. The name lucerne is the more commonly used name in the United Kingdom, South Africa, Australia, and New Zealand. The plant superficially... less ↑

Medicago lupulina, commonly known as black medick, nonesuch, or hop clover, is a plant of dry grassland belonging to the legume or clover family. Plants of the genus Medicago, or bur clovers, are closely related to the true clovers (Trifolium) and sweet clover (Melilotus). Like the true clovers, black medick has three leaflets and a small, yellow flower closely resembling those of lesser trefoil. Black medick belongs to the same genus as alf less ↑

Vicia americana is a species of legume in the vetch genus known by the common names American vetch and purple vetch. It includes a subspecies known as mat vetch. It is a climbing perennial forb that grows from both taproot and rhizome. The leaves are each made up of oblong leaflets and have tendrils for climbing. It bears showy pea-like flowers in shades of lavender and fuchsia. The fruit is a hairless pod about 3 centimeters... less ↑

Glycyrrhiza lepidota (American Licorice) is a species of Glycyrrhiza (a genus in the pea/bean family, Fabaceae) native to most of North America, from central Canada south through the United States to California, Texas and Virginia, but absent from the southeastern states. It is also sometimes known in the United States as "wild licorice", to distinguish it from the related European Liquorice (Glycyrrhiza glabra) which is occasionally cultivated. less ↑

Robinia pseudoacacia, commonly known in its native territory as black locust, is a medium-sized deciduous tree native to the southeastern United States, but it has been widely planted and naturalized elsewhere in temperate North America, Europe, Southern Africa and Asia and is considered an invasive species in some areas. Another common name is false acacia, a literal translation of the specific name (pseudo meaning fake or false and acacia referring to t less ↑

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 mountains. Common names include shrubby cinquefoil, golden hardhack, bush cinquefoil, sh less ↑

Argentina anserina, also known as common silverweed, silverweed cinquefoil or just "silverweed", is a flowering perennial plant in the rose family Rosaceae. It is native throughout the temperate Northern Hemisphere, often on river shores and in grassy habitats such as meadows and road-sides. The plant was formerly classified in the genus Potentilla but was reclassified into the resurrected genus Argentina by research in the 1990s. less ↑

Rubus deliciosus, the delicious raspberry, boulder raspberry, Rocky Mountain raspberry or snowy bramble, is a North American species of flowering plant in the rose family, native to the United States, in the Rocky Mountains in Colorado, New Mexico, the Oklahoma Panhandle, and Wyoming. There are also reports of isolated populations in the Texas Panhandle and in the Black Hills of South Dakota. less ↑

Sorbus aucuparia, commonly called rowan and mountain-ash, is a species of deciduous tree or shrub in the rose family. It is a highly variable species, and botanists have used different definitions of the species to include or exclude trees native to certain areas; a recent definition includes trees native to most of Europe and parts of Asia, as well as northern Africa. The range extends from Madeira and Iceland to Russia and northern China. Unlike many... less ↑

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 was also called "pigeon berry". It grows from sea level in the north of the range, up to 2,600 m (8,530 ft) elevation in California and 3,400 m (11,200 ft) in the Rocky Mountains. less ↑

Urtica dioica, often called common nettle, stinging nettle (although not all plants of this species sting) or nettle leaf, is a herbaceous perennial flowering plant in the family Urticaceae. It is native to Europe, Asia, northern Africa, and western North America, and introduced elsewhere. The species is divided into six subspecies, five of which have many hollow stinging hairs called trichomes on the leaves and stems, which act like hypodermic needles, injectin less ↑

Ulmus pumila, the Siberian elm, is native to Central Asia, eastern Siberia, Mongolia, Xizang (Tibet), northern China, India (northern Kashmir) and Korea. It is also known as the Asiatic Elm, Dwarf Elm and (erroneously) Chinese Elm. Two varieties are recognized: var pumila and var. arborea, the latter known as Turkestan elm. Ulmus pumila has been widely cultivated throughout Asia, the Americas and, to a lesser extent, southern Europe. less ↑

Elaeagnus angustifolia, commonly called Russian olive, silver berry, oleaster, Persian olive, or wild olive, or commonly referred to as senjhor or sinjhor in Pakistan, sinjid in Afghanistan senjed in Iran and p'shat (փշատ) in Armenia, is a species of Elaeagnus, native to western and central Asia, Pakistan, Afghanistan, from southern Russia and Kazakhstan to Turkey and Iran. It is now also widely established less ↑

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 or light pink flowers, each about a centimeter across. Each... less ↑

Apocynum cannabinum (Dogbane, Amy Root, Hemp Dogbane, Indian Hemp, Rheumatism Root, or Wild Cotton) is a perennial herbaceous plant that grows throughout much of North America - in the southern half of Canada and throughout the United States. It is a poisonous plant: Apocynum means "poisonous to dogs". All parts of the plant are poisonous and can cause cardiac arrest if ingested. The cannabinum in the scientific name and the common names Hemp Dogbane and Indian... less ↑

Echinocereus triglochidiatus is a species of hedgehog cactus known by several common names, including kingcup cactus, claretcup, and Mojave mound cactus. This cactus is native to the southwestern United States and northern Mexico, where it is a resident of varied habitats from low desert to rocky slopes, scrub, and mountain woodland. It is most abundant in shady areas. less ↑

Opuntia fragilis, known by the common names brittle pricklypear and little prickly pear, is a prickly pear cactus native to much of western North America as well as some eastern states such as Illinois, Iowa, Wisconsin and Michigan. It occurs in several Canadian provinces. It is known from farther north than any other cactus, occurring at as far as 56°N latitude in British Columbia. There is an isolated and possibly genetically unique population in Eastern Ontario... less ↑

The cane cholla (or walking stick cholla, tree cholla, chainlink cactus, etc.) (Cylindropuntia imbricata) is a cactus found in the Southwestern United States and northern Mexico, including some cooler regions in comparison to many other cacti. It occurs primarily in arid regions but can also be found scattered across locations in the semi-arid High Plains of the Texas Panhandle and eastern New Mexico. It is often conspicuous because of its shrubby or even tree-like size, its... less ↑

Rumex venosus is a species of flowering plant in the knotweed family known by the common names veiny dock, winged dock, and wild-begonia (it is not related to genus Begonia). While not of any particular agricultural use, its cousins rhubarb and buckweat are. It is native to central and western North America, from southern parts of the Canadian prairies, through to Mexico. less ↑

Eriogonum cernuum is a species of wild buckwheat known by the common name nodding buckwheat. It is native to much of western North America, where it grows in sandy and gravelly habitat, including woodland and sagebrush. It is an annual herb growing up to about 60 centimeters in maximum height with a thin, branching flowering stem. The rounded, woolly leaves are one or two centimeters wide and are mainly located about the base of the stem.... less ↑

Stellaria longifolia is a species of flowering plant in the pink family known by the common name longleaf starwort. It is native to much of the northern half of the Northern Hemisphere, occurring throughout northern Europe and North America. It grows in many types of moist habitat, including meadows, marshes, and roadsides. It is a rhizomatous perennial herb forming clumps with sprawling, branching stems which are mostly hairless except for tiny rough hairs along the edges... less ↑

Mirabilis multiflora is a species of flowering plant in the four o'clock family known by the common name Colorado four o'clock. It is native to the southwestern United States from California to Colorado and Texas, as well as far northern Mexico, where it grows in mostly dry habitat types in a number of regions. It is a perennial herb growing upright to about 80 centimetres (31 in) in maximum height. The leaves are oppositely arranged on the... less ↑

Bassia scoparia (syn. Kochia scoparia) is a large annual herb in the family Amaranthaceae native to Eurasia. It has been introduced to many parts of North America, where it is found in grassland, prairie, and desert shrub ecosystems. Its common names include burningbush,ragweed, summer cypress,mock-cypress, kochia, belvedere, Mexican firebrush, and Mexican fireweed. less ↑

Kali tragus (Synonyms Salsola tragus, Salsola kali subsp. tragus) is a species of flowering plant in the amaranth family known by the common name prickly Russian thistle, or simply Russian thistle. It is perhaps the most common species of tumbleweed, and may be known by this common name. This plant is native to Eurasia but it has long been present in North America as an introduced species and a common weed of disturbed habitat; it is... less ↑

Lactuca serriola, also called prickly lettuce,milk thistle (not to be confused with Silybum marianum, also called milk thistle) compass plant, and scarole, is an annual or biennial plant, slightly foetid, that is commonly considered a weed of orchards, roadsides and field crops. The closest wild relative of cultivated lettuce (Lactuca sativa L.). The leaves grow along a spiny stem and get progressively smaller as they reach its top. They emit latex when cut. Many flowers are... less ↑

Tragopogon dubius (western salsify, western goat's-beard, wild oysterplant, yellow salsify, 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 into North America where it has... less ↑

Artemisia frigida is a species of flowering plant in the aster family known by the common names fringed sagebrush, prairie sagewort, arctic sage and pasture sage (however it is not closely related to the true sages Salvia). It is native to Europe, Asia, and much of North America, in Canada and the western United States. In parts of the north-central eastern United States it is an introduced species. 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 ↑

Gutierrezia sarothrae is a species of flowering plant in the daisy family known by the common names broom snakeweed, broomweed, snakeweed, and matchweed. It is a subshrub native to much of the western half of North America, from western Canada to central Mexico, and can be found in a number of arid, grassland, and mountain habitats. It can be toxic to livestock in large quantities, due mainly to the presence of saponins. less ↑