Achyronychia | |
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Achyronychia cooperi | |
Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Order: | Caryophyllales |
Family: | Caryophyllaceae |
Genus: | Achyronychia Torr. & A.Gray |
Species: | A. cooperi |
Binomial name | |
Achyronychia cooperi | |
Synonyms [1] | |
Corrigiola litoralisL. |
Achyronychia is a monotypic genus of flowering plant containing the single species Achyronychia cooperi, which is known by the common names onyxflower and frost-mat. This plant is native to the Mojave and Sonoran Deserts of northern Mexico and the U.S. states of California, Nevada, Utah and Arizona. In California, it is known from San Diego, Imperial, Riverside, Los Angeles, San Bernardino and Inyo Counties. In Arizona, it occurs in Yuma, Mohave, Pima, Pinal and Maricopa Counties. It has also been reported from Washington County in Utah, and from Clark County, Nevada. [2] [3]
Onyxflower is a diminutive plant which lies in a small mat flat on the ground. Its habitat is sand. It radiates several prostrate stems in all directions, each only a few centimeters long. The thick pale green leaves are paddle-shaped and under 2 centimeters long. In the leaf axils grow dense bunches of tiny flowers. There are no petals, but each flower has five thin shiny white sepals that look like tiny fingernails; the genus name Achyronychia is Greek for "chaff fingernail". [4] [5]
Cirsium neomexicanum is a North American species of thistle known by the common names New Mexico thistle, powderpuff thistle, lavender thistle, foss thistle and desert thistle.
Chaetopappa ericoides is a species of flowering plant in the family Asteraceae known by the common names rose heath and heath-leaved chaetopappa. It is native to the southwestern and western Great Plains regions of the United States, plus northern Mexico. It is found in California, Nevada, Arizona, Utah, New Mexico, Colorado, Wyoming, Texas, Oklahoma, Kansas, Nebraska, Chihuahua, Coahuila, Sonora, Durango, Zacatecas, San Luis Potosí, and Nuevo León.
Allium tribracteatum, known by the common name Threebract onion, is a species of wild onion found in California.
Antennaria corymbosa is a North American species of flowering plants in the family Asteraceae known by the common names flat-top pussytoes or meadow pussytoes. It is native to western Canada and the Western United States south as far as Tulare County in California and Rio Arriba County in New Mexico. It grows in moist, cool areas such as mountain meadows and riverbanks. Most of the populations are found in the Rocky Mountains, the Cascades, and the Sierra Nevada.
Artemisia bigelovii is a North American species of sagebrush known by the common name Bigelow sagebrush or flat sagebrush. It grows in the deserts of the southwestern United States.
Artemisia nova is a North American species of sagebrush, known by the common name black sagebrush. It is "one of the most common shrubs in the western United States".
Baileya pleniradiata is a North American species of flowering plant in the daisy family, known by the common name woolly desert marigold. It is native to desert regions of the southwestern United States and northern Mexico, where it grows in sandy habitats. It has been found in the States of Chihuahua, Sonora, Baja California, Arizona, Utah, and Nevada.
Calochortus kennedyi is a North American species of flowering plant in the lily family known by the common name desert mariposa lily.
Calochortus nudus is a North American species of flowering plant in the lily family known by the common name naked mariposa lily.
Chaenactis carphoclinia is a species of flowering plant in the daisy family known by the common name pebble pincushion. It is native to the southwestern United States and northwestern Mexico, where it grows in rocky and gravelly habitat, such as the California deserts. The species is found in southern California, Nevada, Utah, Arizona, southwestern New Mexico, Baja California, Sonora.
Chaenactis santolinoides is a California species of flowering plant in the daisy family known by the common name Santolina pincushion.
Chenopodium desiccatum is a species of flowering plant in the family Amaranthaceae known by the common names aridland goosefoot and slimleaf goosefoot.
Chrysothamnus viscidiflorus is a species of shrub in the family Asteraceae of the Americas known by the common names yellow rabbitbrush and green rabbitbrush.
Cirsium scariosum is a species of thistle known by the common names meadow thistle, elk thistle and dwarf thistle. It is native to much of western North America from Alberta and British Columbia south to Baja California. There are also isolated populations on the Canadian Atlantic Coast, on the Mingan Archipelago in Québec.
Enceliopsis nudicaulis is a North American species of flowering plants in the daisy family known by the common name nakedstem sunray, or naked-stemmed daisy.
Dieteria canascens is an annual plant or short lived perennial plant in the family Asteraceae, known by the common names hoary tansyaster and hoary-aster.
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 and are oppositely arranged in bundles on the short stems. The inflorescence is a solitary tubular flower around a centimeter long. It has a flat white or pale pink or blue corolla with five lobes each just under a centimeter in length.
Pilostyles thurberi is a species of endoparasitic flowering plant known by the common names Thurber's stemsucker and Thurber's pilostyles. It is native to the southwestern United States and northern Mexico, where it grows in desert and woodland. In the United States, P. thurberi has been recorded from the states of Arizona, California, New Mexico, Nevada, Texas.
Ribes lasianthum is a species of currant known by the common names alpine gooseberry and woolly-flowered gooseberry. It is native to California, where it can be found in the San Gabriel Mountains and the Sierra Nevada, its distribution extending just into Nevada.
Tetraneuris acaulis is a North American species of flowering plants in the sunflower family. Common names include angelita daisy, stemless four-nerve daisy, stemless hymenoxys, butte marigold, and stemless rubberweed.
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