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Cladus: Eukaryota
Regnum: Plantae
Divisio: Magnoliophyta
Classis: Magnoliopsida
Ordo: Asterales
Familia: Asteraceae
Subfamilia: Asteroideae
Tribus: Astereae
Genus: Gutierrezia
Species: G. microcephala - G. sarothrae


Gutierrezia Lag.

Gutierrezia is a genus of flowering plants in the sunflower family. Plants of this genus are known generally as snakeweeds or matchweeds. There are about 25 species found in North and South America. These plants contain chemical compounds which can be toxic to livestock and some are considered weeds. They bear small yellow daisylike flowers.

Selected species:

* Gutierrezia arizonica - Arizona snakeweed
* Gutierrezia californica - San Joaquin snakeweed
* Gutierrezia elegans - Lone Mesa snakeweed
* Gutierrezia microcephala
* Gutierrezia petradoria
* Gutierrezia sarothrae - broom snakeweed, matchbrush
* Gutierrezia serotina - late snakeweed
* Gutierrezia sphaerocephala
* Gutierrezia texana - Texas snakeweed


* Everitt, J.H.; Lonard, R.L., Little, C.R. (2007). Weeds in South Texas and Northern Mexico. Lubbock: Texas Tech University Press. ISBN 0-89672-614-2

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Source: Wikipedia, Wikispecies: All text is available under the terms of the GNU Free Documentation License