Flora of Nebraska

Penstemon haydenii, the blowout penstemon or blowout beardtongue, is a species of flowering plant in the genus Penstemon and the family Plantaginaceae. The warm-season perennial is native to nine counties in the Nebraska Sand Hills and a single location in Carbon County, Wyoming. The plant has a milky blue color with a waxy cuticle, pale purple leaves, and an alternating leaf pattern with one central stalk. The flowers, while in the inflorescence stage, originate from the bases of the leaves of the plant. Blowout penstemon flowers from May until early June and drops its seeds from late August

Astragalus shortianus, the early purple milkvetch, is a species of flowering plant in the family Fabaceae. It is native to the west-central United States; Wyoming, Colorado, Nebraska, and New Mexico. A perennial flowering from April through July, it is found growing in dry, rocky soils at elevations from 5,200 to 9,000 ft (1,600 to 2,700 m).

Mentzelia multiflora, commonly known as Adonis blazingstar, Adonis stickleaf, desert blazingstar, prairie stickleaf and manyflowered mentzelia is a herbaceous perennial wildflower of the family Loasaceae.

Delphinium geyeri is a species of plant in the Ranunculaceae family that is often called by the common names plains larkspur and foothills larkspur. It is infamous for causing the deaths of cattle grazing in the spring because it is especially poisonous before it flowers and so it is also called poisonweed by ranchers. It is a medium to tall plant that has very striking blue flowers and is occasionally grown in native plant gardens for this reason. It grows mainly in Wyoming with large population in northern Colorado, northeastern Utah, and parts of Nebraska.

Erigeron vetensis is a North American species of flowering plant in the family Asteraceae known by the common name early blue-top fleabane. It is native to the western United States (primarily in the Rocky Mountains of Wyoming, Colorado, and New Mexico but with an isolated population in Nebraska). Erigeron vetensis grows in dry, open sites in openings in conifer forests. It is a perennial herb up to 50 centimeters (20 inches) tall. It generally produces only one flower head per stem. Each head contains 30–90; blue, purple, or white ray florets surrounding numerous yellow disc florets.

Helianthus salicifolius is a North American species of sunflower known by the common name willowleaf sunflower. It is native to the central United States, primarily in the Great Plains and Ozark Plateau (states of Missouri,Kansas, Oklahoma, and Texas). There are a few reports of scattered populations in the Northeast and Midwest parts of the country, but these appear to be escapes from cultivation.

Scutellaria brittonii, also known at Britton's skullcap, is a flowering perennial native to Wyoming, Colorado, New Mexico, Nebraska, and Kansas in the United States. It is classified under the genus Scutellaria and is also part of the mint family, Lamiaceae. It grows on dry mountain slopes and in full sun.

Oreocarya cana is a long-lived species of perennial plant known by the common names mountain cryptantha and mountain cat's-eye in the family Boraginaceae. It is found in the western and central United States.

Townsendia grandiflora, commonly called largeflower ground-daisy, largeflower townsendia, or showy townsendia is an inconspicuous plant of the foothills of the Rocky Mountains and nearby shortgrass prairies. They are usually found in somewhat eroded or rocky areas such as the sides of hills, banks, and mesas. They are part of the Townsendia genus, which can be difficult for both amateur and expert botanists to correctly identify. A short-lived plant, they are nonetheless grown by rock garden enthusiasts for their relatively large daisy-like flowers.

Cleomella angustifolia, the narrowleaf rhombopod, is a plant species native to the south-central United States. It grows in roadsides, grasslands, stream banks, and pond shores in Texas, Oklahoma, Kansas, Nebraska and Colorado. Cleomella angustifolia is an herb up to 200 cm tall. Leaves are pinnately compound with 3–8 pairs of leaflets. Flowers are yellow-orange, up to 15 mm across. Capsules are rhomboidal, up to 12 mm across.

Chenopodium cycloides is a species of flowering plant in the family Amaranthaceae known by the common name sandhill goosefoot. It is native to the south-central United States. This "somewhat unremarkable" species is an annual herb with branching green or blue-green, reddish-striped stem up to 80 centimeters tall. The leaves are linear in shape and sometimes fleshy. The herbage may be mealy in texture. The inflorescence is a spiraling cluster of greenish flowers. The fruit is an achene containing black seeds. This plant can be found in eastern Colorado, eastern New Mexico, southwestern Kansas,

Oonopsis, or false goldenweed, is a genus of flowering plants in the family Asteraceae. Species Oonopsis engelmannii (A.Gray) Greene - Kansas, Colorado Oonopsis foliosa Greene - Colorado Oonopsis multicaulis (Nutt.) Greene - Wyoming, Montana, Nebraska, South Dakota Oonopsis wardii (A.Gray) Greene - Wyoming, Colorado

Carex missouriensis is a species of sedge in the family Cyperaceae, native to the US states of Nebraska, Kansas, Iowa, Missouri, Illinois, and Indiana. It is typically found in swales in surviving patches of prairie.

Allium perdulce, the Plains onion, is a plant species native to the central part of the United States and cultivated as an ornamental elsewhere. It has been found in Texas, New Mexico, Oklahoma, Kansas, Nebraska, South Dakota, and one county in western Iowa (Woodbury County). The species name, "perdulce", is neo Latin meaning "especially sweet". This is a reference to the scent of the flowers which resembles hyacinths. Allium perdulceproduces 2-20 bulbs, each up to 3 cm (1.2 inches) in diameter. Flowers are urn-shaped, up to 10 mm (0.4 inches) across; tepals deep rose to purple (except in

Pediomelum cuspidatum (also known as Psoralea cuspidata) is a perennial herb also known as the buffalo pea, largebract Indian breadroot and the tall-bread scurf-pea. It is found on the black soil prairies in Texas. It has an inflorescence on stems 18-40 centimeters long arising from a subterranean stem and deep carrot-shaped root that is 4–15 cm long. The long petioled leaves are palmately divided into 5 linear-elliptic leaflets that are 2-4 centimeters long. The flowers, borne in condensed spikes from the leaves, are light blue and pea-like.

Penstemon buckleyi, also known as Buckley's penstemon or Buckley's beardtongue, is a species of penstemon in the veronica family. It grows in southern parts of the Great Plains in the United States. It grows in sandy soils and sand dunes.

Ambrosia grayi, the woollyleaf bur ragweed, is a North American species of plants in the family Asteraceae. It is native to the west-central part of the Great Plains of the United States, in the states of Nebraska, Kansas, Colorado, New Mexico, Oklahoma, and Texas. Ambrosia grayi is a perennial herb up to 30 cm (12 inches) tall. Leaves are elliptical or egg-shaped. Flower heads are small and inconspicuous, as the plant is wind-pollinated. The heads develop into spiny burs as the seeds ripen.

Symphyotrichum fendleri (formerly Aster fendleri) is a species of flowering plant in the family Asteraceae native to the mid- and south-central United States, including Great Plains states and extending into Texas and New Mexico. Commonly known as Fendler's aster, it is a perennial, herbaceous plant that may reach 6 to 30 centimeters (2 to 12 inches) in height. Its flowers have lavender to purple ray florets and yellow then reddish purple disk florets.

Clematis fremontii is a species of flowering plant in the buttercup family known as Fremont's leather flower. It is endemic to the United States where it is known from several disjunct populations throughout the central and southeastern states. Previously unknown populations were discovered in the mid-2000s in Tennessee and Georgia. Other names for this plant include Fremont's crowsfoot, Fremont's leather-plant, leatherplant, and rattleweed.

Cirsium pulcherrimum, the Wyoming thistle , is a North American species of plants in the tribe Cardueae within the family Asteraceae. The species is native to the western United States, primarily in the state of Wyoming but also in surrounding areas (Montana, Colorado, eastern Idaho, western Nebraska, northeastern Utah, and the Black Hills of South Dakota). Cirsium pulcherrimum is a perennial herb up to 90 cm (36 inches or 3 feet) tall, with a large taproot, blooming more than once (unlike many of its relatives, which die after blooming). Leaves are up to 25 cm (10 inches) long with thin

Allium drummondii, also known as Drummond's onion, wild garlic and prairie onion, is a North American species of onion native to the southern Great Plains of North America. It is found in South Dakota, Kansas, Nebraska, Colorado, Oklahoma, Arkansas, Texas, New Mexico, and northeastern Mexico. Allium drummondii is a bulb-forming perennial. The flowers appear in April and May, in a variety of colors ranging from white to pink. It is common, considered invasive in some regions.

Penstemon cobaea is a flowering plant in the plantain family, commonly known as Cobaea beardtongue, prairie penstemon or foxglove penstemon. The plant is native to the central United States, primarily the Great Plains from Nebraska to Texas, with additional populations in the Ozarks of Missouri and Arkansas. There are also populations reported in the southwestern United States as well as in Illinois and Ohio, but these appear to be introductions.

Tetraneuris scaposa (common names stemmy four-nerve daisy and stemmy hymenoxys) is a North American species of flowering plant in the sunflower family. It is native to the southwestern and south-central United States (Nebraska, Kansas, Oklahoma, Texas, New Mexico, Arizona, Utah, and Colorado) and northern Mexico (Chihuahua, Coahuila, Nuevo León, Tamaulipas, San Luis Potosí, and Zacatecas). Tetraneuris scaposa is a perennial herb up to 40 cm (16 inches) tall. It forms a branching underground caudex sometimes producing as many as 100 above-ground stems. Leaves are concentrated low on the stem,

Opuntia tortispina is a species of flowering plant in the family Cactaceae, native to the central United States (Colorado, Kansas, Nebraska, New Mexico, Oklahoma, Texas and Wyoming). It was first described in 1856.

Pediomelum digitatum is a species of flowering plant in the legume family known by the common name palmleaf Indian breadroot. It is found in the central United States.

Liatris lancifolia is a species of flowering plants in the family Asteraceae native to the prairies of central and western North America, known by the common names lanceleaf blazing star and Great Plains gayfeather.

Penstemon glaber, commonly known as sawsepal penstemon, is a species in the Plantaginaceae family from western North America. It grows as far north as Montana and North Dakota and as far south as Chihuahua in northern Mexico.

Pediomelum hypogaeum (also known as Psoralea hypogaea) is a perennial herb also known as the little Indian breadroot or subterranean Indian breadroot. It is found on the black soil prairies in Texas.

Erythronium mesochoreum, the prairie fawn lily or midland fawnlily, is a plant species in the lily family, native to the US states of Illinois, Iowa, Indiana, Nebraska, Kansas, Missouri, Oklahoma, Texas and Arkansas. Erythronium mesochoreum forms flattened to egg-shaped corms up to 25 mm long. The corms grow offsets in a manner similar to tulips, creating new plants as well as setting seed. Leaves are elliptic to lanceolate, up to 14 cm long. Scape is up to 15 cm tall, bearing only one flower. Tepals are spreading at flowering time, white with blue or purple tinge on the underside and a

Sporobolus texanus is a species of grass known by the common name Texas dropseed. It is native to the western United States. This species is a perennial bunchgrass with fibrous roots. The stems grow 20 to 70 cm (7.9 to 27.6 in) long and may be erect or decumbent. The leaf blades are up to 18 cm long, but are generally shorter. The panicle is an open array of thin branches bearing tiny purplish spikelets. This species is added to seed mixes for rangeland. It can tolerate saline and alkaline soils, such as those around oil well pads. It grows close to the ground and has fibrous roots, which