Ontario Weeds: Narrow-leaved hawk's beard

Table of Contents

1. Name
2. Other Names
3. Family
4. General Description
   • Photos and Pictures
5. Stems and Roots
6. Flowers and Fruit
7. Habitat
8. Related Links

Name: Narrow-leaved hawk's-beard, Crepis tectorum L.

Other Names: crépis des toits, yellow hawk's-beard

Family: Composite or Aster Family (Compositae)

General Description: Is frequently mistaken for one of the yellow-flowered hawkweeds.

| Top of Page |

Photos and Pictures

| Top of Page |

Stems & Roots: Narrow-leaved hawk's-beard is distinguished by being an annual or winter annual with a deep taproot and a leafy stem 25-100cm (10-40in.) tall, its basal and lower leaves being 10-15cm (4-6in.) long and irregularly deeply lobed (suggestive of Dandelion or Perennial sow-thistle), its middle leaves more slender with fewer lobes, and its upper leaves very narrow and without lobes.

Flowers & Fruit: Although its bright yellow flower heads are similar in size and shape to those of Yellow devil hawkweed, and its inflorescence is also branched. Flowers from June to September.

Habitat: Narrow-leaved hawk's-beard occurs in fields (usually fall-sown crops), pastures, waste places, roadsides and gardens at scattered localities throughout Ontario.

| Top of Page |

Related Links

... on general Weed topics
... on weed identification, order OMAFRA Publication 505: Ontario Weeds
... on weed control, order OMAFRA Publication 75: Guide To Weed Control

| Back to the Ontario Weeds Gallery | Top of Page |