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Centaurea calcitrapa
purple starthistle Aster Family
Centaurea calcitrapa Asteraceae
common names
  purple starthistle
  red starthistle
accepted scientific name
  Centaurea calcitrapa L.
rules for finding collection records
  Centaurea calcitrapa (298)
family name
Image Author: ©2006 Anthony Valois and the National Park Service
Image License: public domain
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is .6 to 1. inches
Leaf: Alternate
Plant Observed last week of March thru end of November
Invasive in AZ, CA, NV, NM, WA. Noxious weed in OR. Native to Europe.

How Likely at this Location (16%)
Name Match (100%)
Plant Showiness (54%)
Links to Plant Photos
Cal Photos (72)
Tony Valois NPS (4)
Wikimedia Commons (5)
base map where plant found
mag select

grid lines base