Ambrosia grayi

Ambrosia grayi, the woollyleaf bur ragweed,[3] is a North American species of plants in the family Asteraceae. It is native to the west-central part of the Great Plains of the United States, in the states of Nebraska, Kansas, Colorado, New Mexico, Oklahoma, and Texas.[4]

Ambrosia grayi

Secure  (NatureServe)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Ambrosia
Species:
A. grayi
Binomial name
Ambrosia grayi
Synonyms[1][2]
  • Franseria grayi A.Nelson
  • Franseria tomentosa A.Gray 1849, not Ambrosia tomentosa Nutt. 1818
  • Gaertneria grayi A.Nelson
  • Gaertneria tomentosa (A.Gray) Kuntze

Ambrosia grayi is a perennial herb up to 30 cm (12 inches) tall. Leaves are elliptical or egg-shaped. Flower heads are small and inconspicuous, as the plant is wind-pollinated. The heads develop into spiny burs as the seeds ripen.[2]

References


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