| Gutierrezia serotina | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Gutierrezia |
| Species: | G. serotina |
| Binomial name | |
| Gutierrezia serotina Greene 1899 | |
| Synonyms | |
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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 subshrub up to 30 cm (1 foot) in height. Leaves are very narrow, sometimes thread-like.
At the end of each branch there is an inflorescence of one or a few flower heads. The heads are larger than for most of the species in the genus. The head contains 8-17 disc florets with 4-9 yellow ray florets around the edge.
References
- The Plant List, Gutierrezia serotina Greene
- Biota of North America Program 2014 county distribution map
- SEINet, Arizona Chapter, Southwestern Biodiversity
- Flora of North America, Gutierrezia petradoria (S. L. Welsh & S. Goodrich) S. L. Welsh, 1983. Goldenrod snakeweed
External links
- USDA Plants Profile for Gutierrezia serotina (late snakeweed)
- Missouri Botanical Garden: photo of herbarium specimen collected in Arizona (1935) — isotype of Gutierrezia serotina.
| Taxon identifiers | |
|---|---|
| Gutierrezia serotina |
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