Euthamia leptocephala
| Euthamia leptocephala | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Euthamia |
| Species: | E. leptocephala
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| Binomial name | |
| Euthamia leptocephala | |
| Synonyms[2] | |
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Euthamia leptocephala, the bushy goldentop[3] or Mississippi Valley goldentop, is a North American species of plants in the family Asteraceae. It is native to the south-central United States, in the lower Mississippi Valley and the Coastal Plain of the Gulf of Mexico, from Texas to west-central Georgia and north as far as southern Illinois.
Description[edit]
Euthamia leptocephala is a perennial herb or subshrub up to 100 cm (40 inches) tall. Leaves are alternate, simple, long and narrow, up to 8 cm (3.2 inches) long. One plant can produce many small, yellow flower heads flat-topped arrays. Each head has 7-14 ray florets surrounding 3-6 disc florets.[4]
Galls[edit]
This species is host to the following insect induced galls:
- Asteromyia euthamiae Gagné, 1968 forms black spots on leaf blades
- Epiblema desertana (Zeller, 1875) causes stem swelling.
References[edit]
- ^ Photo of herbarium specimen at Missouri Botanical Garden, collected in Arkansas in 1882, type of Euthamia chrysothamnoides, annotated as Euthamia leptocephala
- ^ The Plant List, Euthamia leptocephala (Torr. & A.Gray) Greene ex Porter & Britton
- ^ USDA, NRCS (n.d.). "Euthamia leptocephala". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 8 July 2015.
- ^ Flora of North America, Euthamia leptocephala (Torrey & A. Gray) Greene ex Porter & Britton, 1894. Mississippi Valley goldentop
Media related to Euthamia leptocephala at Wikimedia Commons
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