Croptilon hookerianum

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Croptilon hookerianum
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Tribe:
Astereae
Genus:
Croptilon
Species:
C. hookerianum
Binomial name
Croptilon hookerianum
(Torr. & A.Gray) House
Synonyms[1]
Synonymy

Croptilon hookerianum, called Hooker's scratchdaisy, is a North American species of flowering plants in the aster tribe within the sunflower family. It has been found in the US states of Texas, Oklahoma, Kansas, and Arkansas.[2]

Croptilon hookerianum is an herb sometimes reaching a height of 120 cm (4 feet). Flower heads are yellow, with both ray florets and disc florets.[3]

Varieties
  • Croptilon hookerianum var. graniticum (E.B.Sm.) E.B.Sm. - Texas
  • Croptilon hookerianum var. hookerianum - Texas
  • Croptilon hookerianum var. validum (Rydb.) E.B.Sm. - Arkansas, Kansas, Oklahoma, Texas

References[]

  1. ^ The Plant List Croptilon hookerianum (Torr. & A.Gray) House
  2. ^ Biota of North America Program 2014 county distribution map
  3. ^ Flora of North America, Stiff-leaf scratchdaisy, Croptilon hookerianum (Torr. & A. Gray) House


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