Euthamia leptocephala
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Euthamia
Species:
E. leptocephala
Binomial name
Euthamia leptocephala
Synonyms[1]
  • Aster leptocephalus (Torr. & A.Gray) Kuntze
  • Solidago leptocephala Torr. & A.Gray
  • Euthamia chrysothamnoides Greene [2]

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

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

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.

external link to gallformers


References

  1. ↑ The Plant List, Euthamia leptocephala (Torr. & A.Gray) Greene ex Porter & Britton
  2. ↑ Photo of herbarium specimen at Missouri Botanical Garden, collected in Arkansas in 1882, type of Euthamia chrysothamnoides, annotated as Euthamia leptocephala
  3. ↑ USDA, NRCS (n.d.). "Euthamia leptocephala". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 8 July 2015.
  4. ↑ Flora of North America, Euthamia leptocephala (Torrey & A. Gray) Greene ex Porter & Britton, 1894. Mississippi Valley goldentop


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