Crepis tectorum

Crepis tectorum, commonly referred to as the narrowleaf hawksbeard or narrow-leaved hawk's-beard, is an annual or winter annual plant between 30 and 100 centimetres in height. Originating in Siberia before being introduced to Canada in 1890, the narrowleaf hawksbeard's is an invasive species. Maintaining one branched, hairless and leafy stem during maturity, the narrowleaf hawksbeard has yellow leaves which are arranged in an alternate manner and less than 0.5 inches (13 mm) wide.

Crepis tectorum
Inflorescence
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Crepis
Species:
C. tectorum
Binomial name
Crepis tectorum
Synonyms
Synonymy
  • Crepis arvensis Jáv.
  • Crepis barckhausioides Rouy
  • Crepis campestris Schur
  • Crepis integrifolia Vest
  • Crepis lanceolata Kit.
  • Crepis murorum S.G.Gmel.
  • Crepis segetalis Roth ex Steud.
  • Crepis tectoria Dulac
  • Crepis tinctoria Dulac
  • Hedypnois tectorum (L.) Huds.
  • Hieracioides tectorum (L.) Kuntze
  • Hieracium tectorum (L.) Karsch


The narrowleaf hawksbeard's scientific namesake 'Crepis tectorum' originates from the Greek word krepis meaning sandal or slipper, which resembles the shape of the seed.

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