''Varilla '' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of flowering plants in the family

Asteraceae 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 ...

described as a genus in 1849.Gray, Asa. 1849. Memoirs of the American Academy of Arts and Science, new series 4(1): 106–107
generic description in Latin, specific description and commentary in EnglishFlora of North America, ''Varilla'' A. Gray, Mem. Amer. Acad. Arts, n. s. 4: 106. 1849.
/ref> The name ''Varilla'' is the Spanish word for "rod" or "wand." The genus is native to

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 ...

and northern

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

. ; SpeciesThe Plant List, search for Varilla
/ref> * '' Varilla mexicana'' A.Gray -

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 ...

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 ...

Durango Durango (), officially named Estado Libre y Soberano de Durango ( en, Free and Sovereign State of Durango; Tepehuán: ''Korian''; Nahuatl: ''Tepēhuahcān''), is one of the 31 states which make up the 32 Federal Entities of Mexico, situated in ...

, Zacatecas * ''

Varilla texana Varilla may refer to: * ''Varilla'' (plant), a genus of plants in the family Asteraceae *Varilla, Kentucky People with the name Varilla *Appuleia Varilla ( fl. 17) the only daughter of Sextus Appuleius and Quinctilla, the sister of Publius Quinc ...

'' A.Gray - southern

,Biota of North America Program 2013 county distribution map
/ref>

Tamaulipas Tamaulipas (), officially the Free and Sovereign State of Tamaulipas ( es, Estado Libre y Soberano de Tamaulipas), is a state in the northeast region of Mexico; one of the 31 states which, along with Mexico City, comprise the 32 Federal Entiti ...

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 a ...

References

Asteraceae genera Taxa named by Asa Gray Tageteae {{Tageteae-stub