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Silybum marianum
blessed milk thistle Aster Family
Silybum marianum Asteraceae
common name
  blessed milk thistle
accepted scientific name
  Silybum marianum (L.) Gaertn.
rules for finding collection records
  Silybum marianum (743)
family name
Image Author: ©2004 Anthony Valois and the National Park Service
Image License: public domain
Image Source
Category: Wildflowers
Flowers: No obvious petals
Petal colors: color color
Flower size is 1. to 1.6 inches
Leaf: Alternate
Plant Observed 3rd week of February thru end of October
Invasive in WA. Noxious weed in OR.

How Likely at this Location (25%)
Name Match (100%)
Plant Showiness (63%)
base map where plant found
mag select

grid lines base