George Vasey

American botanist (1822–1893).

George Vasey (February 28, 1822 – March 4, 1893) was an English-born American physician, botanist, and agrostologist. He practiced medicine in Illinois for nearly two decades before being appointed Chief Botanist at the United States Department of Agriculture in 1872, a position he held for the remainder of his life. In 1889 the Smithsonian Institution named him Honorary Curator of the United States National Herbarium, the crowning achievement of his career. The alias George S. Vasey is often used to avoid confusion with his son George Richard Vasey. However, the father never used a middle ini

Abbreviations: Vasey
Occupations: physician, botanist, botanical collector, scientific collector, agrostologist
Citizenships: United States
Languages: English
Dates: 1822-02-28T00:00:00Z – 1893-03-04T00:00:00Z
Birth place: Snainton
Direct attributions: 124 plants, 0 fungi
Authorship mentions: 205 plants, 0 fungi

124 plants attributed, 81 plants contributed to205 plants:

Orcuttia (Orcutt Grass) Vasey 1886
plant genus in the poaceae family
Orcuttia is a genus of grass in the family Poaceae. Plants grow up to 20 cm (8 in) tall, usually with many stems emerging from the base of the plant, and forming a tuft. The spikelets (groups of flowers) are several-flowered, with reduced upper florets. The lemma tips have between two and five teeth. Described in 1886, the genus contains five species native to California and Baja California. All plants are associated with vernal pools. Plants sprout when the pools are full but grow and flower after the pool bed has dried. These annual grasses, known generally as Orcutt grass, are all rare and
Danthonia intermedia (Timber Oatgrass) Vasey 1883
perennial plant species in the poaceae family
Danthonia intermedia is a species of grass known by the common names timber oatgrass, intermediate oatgrass, and mountain wild-oat grass. This clumping erect perennial grass is native to North America, where it is widespread across most of Canada and along the western United States into California. It is a plant of the plains as well as forested, mountainous, alpine environments. The bunchgrass reaches about half a meter in height at maximum. Its leaves are short and mostly basal. Each inflorescence is a narrow cluster of up to about ten spikelets, each spikelet holding 3 to 6 florets. The
Poa confinis (Beach Bluegrass) Vasey 1893
perennial plant species in the poaceae family
Poa confinis is a species of grass known by the common names coastline bluegrass and beach bluegrass.
Festuca arizonica (Arizona Fescue) Vasey 1893
perennial plant species in the poaceae family
Festuca arizonica, commonly called Arizona fescue, is a grass found in western North America, in the southwest United States and northern Mexico. This species also has the common names mountain bunchgrass and pinegrass.
Bromus orcuttianus (Orcutt's Brome) Vasey 1885
perennial plant species in the poaceae family
Bromus orcuttianus is a species of brome grass known by the common name Orcutt's brome.
Alopecurus saccatus (Pacific Foxtail) Vasey 1881
annual plant species in the poaceae family
Alopecurus saccatus is a species of grass known by the common name Pacific foxtail, or Pacific meadow foxtail. It is native the west coast of the United States from Washington to California, where it grows in moist areas at low elevations.
Poa arida (Plains Bluegrass) Vasey 1893
perennial plant species in the poaceae family
Poa arida is a species of grass known by the common names plains bluegrass and prairie speargrass. It is native to North America, where it occurs throughout western and central Canada and the central United States. It is most common east of the Continental Divide; specimens west are often misidentifications. This perennial grass grows up to 80 centimeters tall. The inflorescence is usually compact, its spikelets containing 3 to 7 flowers each. The grass sometimes has rhizomes. It grows in tufts or clumps or sometimes solitary. It reproduces by seed and by rhizome. The grass grows in many
Panicum havardii (Havard's Panicgrass) Vasey 1887
perennial plant species in the poaceae family
Panicum havardii is a species of grass known by the common name Havard's panicgrass. It is native to North America, where it occurs in northern Mexico and Texas and New Mexico in the United States. This species is a rhizomatous perennial grass with stems up to 63 inches long with an open panicle up to 15 inches long and wide. It grows on sand dunes and in arroyos, where it helps to stabilize areas of open sand. It helps prevent erosion. It provides a forage for cattle when it is young but it is otherwise unpalatable for animals.
Panicum hallii (Hall's Panicgrass) Vasey 1884
perennial plant species in the poaceae family
Panicum hallii, commonly known as Hall's panicgrass, is a perennial bunch grass in the genus Panicum which is native to the south/southwestern regions of the United States, and into southern Mexico.
Festuca viridula (Green Fescue) Vasey 1893
perennial plant species in the poaceae family
Festuca viridula is a species of grass known by several common names, including green fescue, greenleaf fescue, and mountain bunchgrass. It is native to western North America from British Columbia to Colorado, where it is most abundant in high-elevation forests and meadows.
Festuca californica (California Fescue) Vasey 1893
perennial plant species in the poaceae family
Festuca californica is a species of grass known by the common name California fescue. This fescue species is native to the U.S. states of California and Oregon, where it is a member of many plant communities, including chaparral and oak woodlands, the former of which can be found in Northern and Southern coastal California and the latter in Central and Northern California.
Calamagrostis koelerioides (Fire Reedgrass) Vasey 1891
perennial plant species in the poaceae family
Calamagrostis koelerioides is a species of perennial bunch grass in the family Poaceae native to western North America commonly known as the fire reedgrass, dense-pine reedgrass, pineland reedgrass, or San Diego reedgrass. It ranges from California north to Washington, Idaho, Montana, and Wyoming. It is found in many habitat types, including mountain meadows, chaparral, pine and spruce forests, and on slopes, dry hills, and ridges.
Agrostis rossiae (Ross's Bentgrass) Vasey 1892
perennial plant species in the poaceae family
Agrostis rossiae, or Ross' bentgrass, is a species of perennial or annual grass that is endemic to the Firehole River drainage and Shoshone Geyser Basin of Yellowstone National Park. It is one of 3 endemic plants to the park.
Agrostis densiflora (California Bentgrass) Vasey 1892
perennial plant species in the poaceae family
Agrostis densiflora is a species of grass known by the common name California bent grass. It is endemic to the coast of northern and central California, United States, where it grows in habitat along the immediate coastline, such as dunes and bluffs.
Poa fendleriana (Muttongrass) (Steud.) Vasey 1893
perennial plant species in the poaceae family
Poa fendleriana is a species of grass known by the common name muttongrass. It is native to western North America, where its distribution extends from western Canada to northern Mexico.
Poa cusickii (Cusick's Bluegrass) Vasey 1893
perennial plant species in the poaceae family
Poa cusickii is a species of grass known by the common name Cusick's bluegrass. It is native to western North America from Yukon to Colorado to eastern California, where it grows in many types of habitat, including high mountain meadows and slopes, sagebrush scrub, and forests.
Poa bolanderi (Bolander's Bluegrass) Vasey 1882
perennial plant species in the poaceae family
Poa bolanderi is a species of grass known by the common name Bolander's bluegrass. It is native to western North America from British Columbia to Utah to California, where it is a resident of mountain habitat, particularly pine and fir forests. It is an annual grass growing in clumps up to 60 centimeters tall. The inflorescence occupies the top 10 to 15 centimeters of the stem. It is narrow in flower, with branches appressed, growing parallel to the stem. As the fruit develops the branches spread out, becoming perpendicular to the stem, nodding, or drooping. The branches have few, sparse
Phalaris lemmonii (Lemmon's Canarygrass) Vasey 1892
annual plant species in the poaceae family
Phalaris lemmonii is an uncommon species of grass known by the common name Lemmon's canarygrass. It is endemic to California, where it can be found in coastal and inland mountain ranges and the Central Valley.
Muhlenbergia dumosa (Bamboo Muhly) Scribn. ex Vasey 1892
perennial plant species in the poaceae family
Muhlenbergia dumosa, commonly known as the bamboo muhly, is a species of grass native to Arizona and California.
Festuca thurberi (Thurber's Fescue) Vasey 1878
perennial plant species in the poaceae family
Festuca thurberi is a species of grass known by the common name Thurber's fescue. It is native to a section of the western United States encompassing New Mexico, Utah, Colorado, and Wyoming. It probably also occurs in parts of Arizona. This perennial grass forms a large, dense tuft of stout stems which may just exceed one meter in maximum height. It has a fibrous root network and no rhizomes. The roots are generally colonized by various mycorrhizae. The leaves are mostly located at the base of the stems. They feature a ligule which may be nearly one centimeter in length. The inflorescence is
Calamagrostis montanensis (Plains Reedgrass) (Scribn.) Scribn. ex Vasey 1892
perennial plant species in the poaceae family
Calamagrostis montanensis is a species of grass known by the common names plains reedgrass and prairie reedgrass. It is native to North America, where it is found across Canada from British Columbia to Manitoba and south to Colorado in the United States. This plant is a perennial grass growing a single stem, not forming a tuft or clump. It grows up to 60 centimeters tall. It has a network of thin rhizomes and roots that hold the soil, forming sod. The roots have been observed to penetrate over a meter deep in the soil. The stiff, rolled leaves are mostly located around the base of the stem
Aristida basiramea (Forked Three-awn Grass) Vasey 1884
annual plant species in the poaceae family
Aristida basiramea, the forked three-awn, is a species of grass in the family Poaceae native to North America. The specific epithet basiramea means "branching from base".
Agrostis hallii (Hall's Bent Grass) Vasey 1892
perennial plant species in the poaceae family
Agrostis hallii is a species of grass known by the common names Hall's bentgrass, Hall redtop, and Hall's bent grass.
Trichostema parishii (Parish's Bluecurls) Vasey 1881
plant species in the lamiaceae family
Trichostema parishii is a species of flowering plant in the mint family known by the common name Parish's bluecurls.
Sporobolus texanus (Texas Dropseed) Vasey 1890
perennial plant species in the poaceae family
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
Poa unilateralis (San Francisco Bluegrass) Scribn. ex Vasey 1893
perennial plant species in the poaceae family
Poa unilateralis is a species of grass known by the common names San Francisco bluegrass, ocean-bluff bluegrass, and sea-bluff bluegrass.
Poa pattersonii (Patterson's Bluegrass) Vasey 1893
perennial plant species in the poaceae family
Poa pattersonii, called Patterson's bluegrass, is a species of flowering plant in the family Poaceae. It is native to western North America. A perennial, it blooms in July.
Poa macrantha (Seashore Bluegrass) Vasey 1888
perennial plant species in the poaceae family
Poa macrantha is a species of grass known by the common names seashore bluegrass and large-flowered sand dune bluegrass. It is native to the west coast of North America from Alaska to northern California, where it grows in sand dunes and other beach habitat.
Poa kelloggii (Kellogg's Bluegrass) Vasey 1893
perennial plant species in the poaceae family
Poa kelloggii is a species of grass known by the common name Kellogg's bluegrass. It is endemic to the North and Central Coasts of California, where it grows in coastal forests, including redwood forests. It is a perennial grass producing single stems or loose clumps of several stems up to 85 centimeters tall. The inflorescence is a series of branches along the stem which spread out and then droop as the fruit matures. The flattened spikelets occur at the tips of the thin branches.
Poa howellii (Howell's Bluegrass) Vasey & Scribn. 1893
annual plant species in the poaceae family
Poa howellii is a species of grass known by the common name Howell's bluegrass. It is native to western North America from British Columbia to throughout California. It grows in rocky areas in woodlands and chaparral, as well as disturbed areas.
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