Hypericum walteri | |
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At Tyler State Park in Smith County, Texas | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Malpighiales |
Family: | Hypericaceae |
Genus: | Hypericum |
Section: | Hypericum sect. Elodea |
Species: | H. walteri
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Binomial name | |
Hypericum walteri J.F.Gmel.
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Hypericum walteri, the greater marsh St. Johnswort or Walter's marsh St. John's Wort, is a flowering plant endemic to the eastern United States, from Texas to Delaware north to Illinois.[1][2] It grows along waterbodies such as lakes and streams, in marshes, and in swamp forests.[2][3]