Wildflower Identification
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common St. John's wort
Hypericum perforatum
Hypericum perforatum
common St. John's wort St. John's-wort Family
Hypericum perforatum Hypericaceae
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English common name
  •common St. John's wort
Spanish common names
  •hierba de San Juan
accepted scientific name
  •Hypericum perforatum L.
rules for finding collection records
  •Hypericum perforatum (222)
family name
Image Author: ©2008 Keir Morse
Image License: CC BY-NC-SA
Image Source
Category: Wildflowers
Flowers: Five petals
Petal colors: color
Flower size is 0.6 to 0.8 inches
Leaf: Opposite, Simple
Plant Observed 3rd week of October thru 2nd week of March
Native to Europe

How Likely at this Location (42%)
Name Match (100%)
Plant Showiness (54%)
base map where plant found
mag select
grid lines base