''Hymenothrix'' is a small genus of North American flowering plants in the

daisy family The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

known as thimbleheads. They are native to the southwestern United States and northern Mexico. These are spindly, erect annual, biennial, and perennial herbs with white or yellow flowers. ; Species The following species are recognised in the genus ''Hymenothrix'':Biota of North America Program 2013 county distribution maps
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Hymenothrix autumnalis ''Hymenothrix'' is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico. These are spindly, erect annual, biennial, and perennial herbs ...

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Coahuila Coahuila (), formally Coahuila de Zaragoza (), officially the Free and Sovereign State of Coahuila de Zaragoza ( es, Estado Libre y Soberano de Coahuila de Zaragoza), is one of the 32 states of Mexico. Coahuila borders the Mexican states of N ...

Nuevo León Nuevo León () is a state in the northeast region of Mexico. The state was named after the New Kingdom of León, an administrative territory from the Viceroyalty of New Spain, itself was named after the historic Spanish Kingdom of León. With ...

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Hymenothrix biternata ''Hymenothrix'' is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico. These are spindly, erect annual, biennial, and perennial herbs ...

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Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a U.S. state, state in the Southwestern United States. It is the list of U.S. states and territories by area, 6th largest and the list of U.S. states and territories by population, 14 ...

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe, New Mexico, Santa Fe , LargestCity = Albuquerque, New Mexico, Albuquerque , LargestMetro = Albuquerque metropolitan area, Tiguex , Offi ...

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Hymenothrix dissecta ''Hymenothrix dissecta'' is a North American species of flowering plants in the family Asteraceae known by the common names yellow ragweed and ragleaf bahia. It is native to the western United States as far north as the Black Hills of South Dako ...

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Baja California Baja California (; 'Lower California'), officially the Free and Sovereign State of Baja California ( es, Estado Libre y Soberano de Baja California), is a state in Mexico. It is the northernmost and westernmost of the 32 federal entities of Mex ...

Sonora Sonora (), officially Estado Libre y Soberano de Sonora ( en, Free and Sovereign State of Sonora), is one of the 31 states which, along with Mexico City, comprise the Federal Entities of Mexico. The state is divided into 72 municipalities; the ...

Chihuahua Chihuahua may refer to: Places *Chihuahua (state), a Mexican state **Chihuahua (dog), a breed of dog named after the state **Chihuahua cheese, a type of cheese originating in the state **Chihuahua City, the capital city of the state **Chihuahua Mun ...

, United States (

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the ...

Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...

Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...

Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to its ...

Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...

Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the sou ...

South Dakota South Dakota (; Sioux language, Sioux: , ) is a U.S. state in the West North Central states, North Central region of the United States. It is also part of the Great Plains. South Dakota is named after the Lakota people, Lakota and Dakota peo ...

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Hymenothrix glandulopubescens ''Hymenothrix'' is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico. These are spindly, erect annual, biennial, and perennial herbs ...

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Hymenothrix greenmanii ''Hymenothrix'' is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico. These are spindly, erect annual, biennial, and perennial herbs ...

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México State The State of Mexico ( es, Estado de México; ), officially just Mexico ( es, México), is one of the 32 federal entities of the United Mexican States. Commonly known as Edomex (from ) to distinguish it from the name of the whole country, it is ...

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Hymenothrix janakosiana ''Hymenothrix'' is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico. These are spindly, erect annual, biennial, and perennial herbs ...

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Hymenothrix loomisii ''Hymenothrix loomisii'', the Loomis' thimblehead, is a North American species of flowering plant in the daisy family. It grows in the southwestern United States (Arizona, New Mexico, southern Nevada), and also in the Sierra Madre Occidental in w ...

'' - Loomis's thimblehead -

* ''

Hymenothrix palmeri ''Hymenothrix palmeri'' is a North American species of flowering plant in the daisy family. It has been found only in the state of Chihuahua Chihuahua may refer to: Places *Chihuahua (state), a Mexican state **Chihuahua (dog), a breed of dog nam ...

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Hymenothrix pedata ''Hymenothrix'' is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico. These are spindly, erect annual, biennial, and perennial herbs ...

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, United States (

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Hymenothrix wislizeni ''Hymenothrix wislizeni'', the Trans-Pecos thimblehead, is a North American species of flowering plant in the daisy family. It grows in northwestern Mexico (Baja California, Sonora, Chihuahua) and the southwestern United States (far western Texas ...

'' - Trans-Pecos thimblehead - Chihuahua,

, Arizona

* ''

Hymenothrix wrightii ''Hymenothrix wrightii'' (Wright's hymenothrix or Wright's thimblehead) is a North American species of flowering plant in the daisy family. It grows in northwestern Mexico (Sonora, Chihuahua, Baja California) and the southwestern United States (w ...

'' - Wright's thimblehead - Chihuahua,

, California, Arizona, New Mexico and Texas ; formerly included ''Hymenothrix purpurea'' Brandegee - ''

Florestina purpurea ''Florestina'' is a genus of flowering plants in the sunflower family, native to Texas, Mexico, and Central America. ''Florestina'' is distinguished from '' Palafoxia'' by its 3-5 lobed leaves, whitish corollas, and cypselae ( achenes) which a ...

'' (Brandegee) Rydb.

References

External links

Jepson Manual Treatment

United States Department of Agriculture Plants Profile
Bahieae Asteraceae genera Flora of Mexico Flora of the Western United States Taxa named by Asa Gray {{Asteroideae-stub