Common St. John's Wort

Scientific Name:   Hypericum perforatum


Yellow petals have tiny black dots around the edges. Most leaves have scattered tiny translucent dots, giving the impression the leaf is perforated.

Photo of Common St. John's Wort Photo of Common St. John's Wort
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Common St. John's Wort

Genus species: Hypericum perforatum
Common Name: Common St. John's Wort
Family Name: Hypericaceae  
    Alternate Family Name (Synonym): Clusiaceae  
Seed Type Angiosperm
Origin:  
Native: native to North America.
Non-native: not native to North America.
Introduced Native: native to North
America, but not Rowe Woods.
* Definitions based on the USDA
terminology
Nonnative
Category:Wildflower
Flower Color:Yellow
Identified by:A. Swanson
Months in Bloom  
The highlighted month(s) in this chart indicates the month(s) the plant has been observed blooming.
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Jul Aug Sep Oct Nov Dec