Wildflower Identification Website
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cobbler's pegs
Bidens pilosa
Bidens pilosa
cobbler's pegs Aster Family
Bidens pilosa Asteraceae
common names
  cobbler's pegs
  Spanish needle
accepted scientific name
  Bidens pilosa L.
rules for finding collection records
  Bidens alba (198)
  Bidens odorata (0)
  Bidens pilosa (167)
family name
  • Asteraceae
Image Author: ©2004 Anthony Valois and the National Park Service
Image License: public domain
Image Source
Category: Wildflowers
Flowers: No obvious petals, Many petals
Petal colors: color color
Flower size is about 0.3 inches
Number of ray petals: 0 to 8
Leaf: Opposite
Plant Observed All Year
Non-Native. Naturalized.

How Likely at this Location (54%)
Name Match (100%)
Plant Showiness (36%)
where plant found
mag select

grid lines base


Accepted Scientific Name

Bidens pilosa   L.   (TSN: 35731, Index: 290)

Scientific Names used to access collection records

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Common Names

To remove a name, make the line blank. To add multiple names on one line put a comma between them. Do not capitalize the words in common names unless they are a person or place. (Bad: Pink Rose) (Good: Pink's rose)

Family Names