''Gutierrezia'' is a genus 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 ...

, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds.Tropicos, ''Gutierrezia'' Lag.
/ref> Some species have been called

greasewood Greasewood is a common name shared by several plants: * ''Adenostoma fasciculatum'' is a plant with white flowers that is native to Oregon, Nevada, California, and northern Baja California. This shrub is one of the most widespread plants of the ...

. They are

annual Annual may refer to: *Annual publication, periodical publications appearing regularly once per year ** Yearbook ** Literary annual *Annual plant *Annual report *Annual giving *Annual, Morocco, a settlement in northeastern Morocco *Annuals (band), ...

perennial plant A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

s or subshrubs with yellow or white flowers. These plants contain chemical compounds which can be toxic to livestock and some are considered weeds. ; SpeciesThe Plant List, search for ''Gutierrezia''
/ref> * ''

Gutierrezia alamanii ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' - Chihuahua * ''

Gutierrezia argyrocarpa ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

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Hidalgo Hidalgo may refer to: People * Hidalgo (nobility), members of the Spanish nobility * Hidalgo (surname) Places Mexico * Hidalgo (state), in central Mexico * Hidalgo, Coahuila, a town in the north Mexican state of Coahuila * Hidalgo, Nuevo Le� ...

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Gutierrezia arizonica ''Gutierrezia arizonica'' is a North American species of flowering plant in the family Asteraceae known by the common name Arizona snakeweed. It is native to Arizona in the United States and Sonora in northwestern Mexico.Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

, Sonora * ''

Gutierrezia baccharoides ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

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Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

* ''

Gutierrezia californica ''Gutierrezia californica'' is a North American species of flowering plant in the family Asteraceae known by the common names San Joaquin snakeweed and California matchweed. It is native to California and Arizona in the United States and Baja Cal ...

'' – San Joaquin snakeweed -

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 m ...

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 ...

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

( Yavapai Co) * ''

Gutierrezia conoidea ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' - Chihuahua, Durango, Jalisco,

Zacatecas , image_map = Zacatecas in Mexico (location map scheme).svg , map_caption = State of Zacatecas within Mexico , coordinates = , coor_pinpoint = , coordinates_footnotes = , subdivision_type ...

* ''

Gutierrezia dracunculoides ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' - USA (from

Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the sout ...

Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...

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Gutierrezia dunalii ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' - Morelos, México State * '' Gutierrezia elegans'' - Lone Mesa snakeweed * ''

Gutierrezia espinosae ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' -

* '' Gutierrezia gayana'' -

* '' Gutierrezia gilliesii'' -

* '' Gutierrezia grandis'' - Nuevo León, Coahuila * '' Gutierrezia isernii'' -

* ''

Gutierrezia mandonii ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' -

, Bolivia * '' Gutierrezia microcephala'' – threadleaf snakeweed - southwestern USA, 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 ...

* ''

Gutierrezia neaeana ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' -

* ''

Gutierrezia paniculata ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' -

* '' Gutierrezia petradoria'' – San Pedro snakeweed -

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 it ...

* '' Gutierrezia pomariensis'' -

* '' Gutierrezia pulviniformis'' -

* ''

Gutierrezia ramulosa ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' -

* '' Gutierrezia repens'' -

* '' Gutierrezia resinosa'' -

* ''

Gutierrezia sarothrae ''Gutierrezia sarothrae'' is a species of flowering plant in the family Asteraceae known by the common names broom snakeweed, broomweed, snakeweed, and matchweed. It is a subshrub native to much of the western half of North America, from western ...

'' – broom snakeweed - western Canada, western + central USA, northern Mexico * '' Gutierrezia sericocarpa'' - San Luis Potosí, Durango,

, Guanajuato, Querétaro,

Nayarit Nayarit (), officially the Free and Sovereign State of Nayarit ( es, Estado Libre y Soberano de Nayarit), is one of the 31 states that, along with Mexico City, comprise the Federal Entities of Mexico. It is divided in 20 municipalities and its ...

* ''

Gutierrezia serotina ''Gutierrezia serotina'' is a North American species of flowering plant in the family Asteraceae known by the common name late snakeweed. It is endemic to Arizona in the United States. Description ''Gutierrezia serotina'' is a perennial herb or ...

'' – late snakeweed -

* ''

Gutierrezia solbrigii ''Gutierrezia'' is a genus of flowering plants in the family Asteraceae, native to western North America and western South America. Plants of this genus are known generally as snakeweeds or matchweeds. Some species have been called greasewood. T ...

'' -

* '' Gutierrezia spathulata'' -

* '' Gutierrezia sphaerocephala'' – roundleaf snakeweed - USA (

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ke ...

Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...

), northern Mexico * '' Gutierrezia taltalensis'' -

* ''

Gutierrezia texana ''Gutierrezia texana'' is a North American species of flowering plant in the family Asteraceae known by the common name Texas snakeweed. It is native to the south-central United States (New Mexico, Texas, Oklahoma, southwestern Arkansas, northwes ...

'' – Texas snakeweed - USA (

Oklahoma

Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is borde ...

Arkansas Arkansas ( ) is a landlocked state in the South Central United States. It is bordered by Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, and Texas and Oklahoma to the west. Its name is from the O ...

), Nuevo León * '' Gutierrezia wrightii'' – Wright's snakeweed - USA (

), Chihuahua, Durango, Sonora

References

External links

*
Jepson Manual Treatment
Asteraceae genera Flora of North America Flora of Central America Flora of western South America Taxa named by Mariano Lagasca Plant dyes {{Astereae-stub