| Thelesperma longipes | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Thelesperma |
| Species: | T. longipes |
| Binomial name | |
| Thelesperma longipes | |
Thelesperma longipes, the longstalk greenthread, [2] is a perennial species of flowering plant in the aster family. It is found from Arizona to northeast Mexico.
It is a perennial herb or subshrub that grows 20 to 40 cm (7.9 to 15.7 in) tall. The cauline leaves are "mostly crowded over proximal 1/4–1/2 of plant heights". [3] The internodes are mostly 5 to 25 mm (0.20 to 0.98 in) long; the lobes are mostly linear to filiform, and are 5–45 × 0.5-1 mm. It flowers from March to October. There are 0 ray florets per flower head. The disc corollas are yellow, occasionally with red-brown nerves, the throats are equal to or longer than the lobes. The cypselae are 2-3 mm, and there are usually no pappi. [3] [4]
It grows in the United States (Arizona, Texas, New Mexico) and in Mexico (Coahuila, Nuevo León, San Luis Potosí, Tamaulipas) at elevations of 500 to 2100 meters from sea level on openings in desert scrub or limestone ridges. [3] [5]
Thelesperma filifolium, commonly known as stiff greenthread, or plains greenthread, is a species of flowering plant in the aster family, Asteraceae. It is often found growing in shallow soils. It prefers disturbed sites in dry, sandy or gravelly soil with a neutral to basic pH. Stiff greenthread adapts to various soil conditions, including loam, clay, caliche, and roadsides. It blooms between March and June and often into the fall.
Hypoxis hirsuta, commonly known as common goldstar, common star-grass, eastern yellow stargrass, yellow star grass, or yellow star flower, is a perennial ornamental plant in the family Hypoxidaceae. Sometimes this plant is placed in the family Amaryllidaceae or the family Liliaceae. The species is native to the United States, Canada, and northeastern Mexico.
Erythronium americanum, the trout lily, yellow trout lily, or yellow dogtooth violet, is a species of perennial, colony forming, spring ephemeral flower native to North America and dwelling in woodland habitats. Within its range it is a very common and widespread species, especially in eastern North America. The common name "trout lily" refers to the appearance of its gray-green leaves mottled with brown or gray, which allegedly resemble the coloring of brook trout.
Ratibida columnifera, commonly known as upright prairie coneflower, Mexican hat, and longhead prairie coneflower, is a perennial species of flowering plant in the genus Ratibida in the family Asteraceae. It is native to much of North America and inhabits prairies, plains, roadsides, and disturbed areas from southern Canada through most of the United States to northern Mexico.
Asclepias fascicularis is a species of milkweed known by the common names narrowleaf milkweed and Mexican whorled milkweed. It is a perennial herb that grows in a variety of habitats.
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.
Thelesperma is a genus of North American and South American plants in the cosmos tribe within the sunflower family. Greenthread is a common name for plants in this genus.
Thelesperma megapotamicum is a perennial species of flowering plant in the aster family known by the common name wild tea and rayless greenthread. It is native to sections of the Americas, including the central United States, where it grows in many types of habitat.
Cleomella longipes, the Chiricahua Mountain stinkweed, is a plant species native to northern Mexico and to the southwestern United States. It has been reported from Chihuahua, San Luis Potosí, trans-Pecos Texas, New Mexico Arizona. It is found on saline or alkaline flats at elevations of 500–1000 m.
Acmispon rigidus, synonyms Lotus rigidus and Ottleya rigida, is a flowering plant in the pea family (Fabaceae), native to the southwestern United States and northwestern Mexico. It is known as shrubby deervetch or desert rock-pea. It is found in the Mojave Desert and Sonoran Desert.
Astragalus arizonicus is a species of milkvetch in the family Fabaceae. It is native to Arizona and New Mexico.
Claytonia rosea, commonly called Rocky Mountain spring beauty, western springbeauty or Madrean springbeauty, is a diminutive spring blooming ephemeral plant with pale pink to magenta flowers. It grows a small round tuberous root and it one of the earliest wildflowers of spring in its range. It is found in dry meadows in forests of ponderosa and Chihuahuan pines, and moist ledges of mountain slopes of the Beaver Dam Mountains of Utah, Colorado Front Range, and Sierra Madre Occidental, south and east to the Sierra Maderas del Carmen of Coahuila.
Ranunculus hispidus is a species of perennial flowering plant in the buttercup family, Ranunculaceae. It is commonly known as bristly buttercup or hispid buttercup. It is a small plant native to central and eastern North America that grows to a height up to 30 cm (1 ft) and has 5-petaled yellow flowers.
Penstemon tenuis is a species of flowering plant in the plantain family known by the common name sharpsepal beardtongue. It is endemic to Texas, Louisiana, Mississippi, and Arkansas in the United States where it is found in open, damp areas in alluvial soil. It flowers from early April into early June.
Penstemon whippleanus, commonly known as dusky penstemon, dusky beardtongue, Whipple's penstemon, or Whipple's beardtongue, is a summer blooming perennial flower in the large Penstemon genus. It is a widespread plant within the hemiboreal forests of the Rocky Mountains in North America. It is noted for the large deep purple-red flowers and a preference for high mountain elevations.
Penstemon ambiguus, commonly known as the bush penstemon, pink plains penstemon, or gilia beardtongue is a species of Penstemon that grows in the shortgrass prairies and deserts of the western United States and northern Mexico. This bush like penstemon grows in sandy, loose, and creosote soils and is particularly known for the spectacular flowering show it produces, sometime seasons turning whole hillsides bright pink–white.
Thelesperma simplicifolium, commonly known as the slender greenthread, is a species of greenthread found from Texas and Mexico. It is typically found in openings in oak or juniper woodlands or on desert scrub.
Thelesperma subnudum, commonly known as Navajo tea, is a perennial species of flowering plant in the family Asteraceae. It is found from west central Canada to central United States. It grows in openings in pinyon/juniper or yellow pine forests.
Thelesperma nuecense, the Rio Grande greenthread, is an annual species of flowering plant in the aster family. It is native to Texas.
Zephyranthes simpsonii, known by a number of common names including redmargin zephyr-lily, Simpson's zephyr-lily and Simpson's rain-lily, is a geophytic perennial herb that grows up to 10 inches tall. It is found from the southeastern United States.
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