Hypericum virgatum

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Common name: sharpleaf St. Johnswort [1], strict St. Johnswort [2]

Hypericum virgatum
Hypericum virgatum VPA.jpg
Photo by Gary Fleming at the Digital Atlas of the Virginia Flora
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicots
Order: Theales
Family: Clusiaceae
Genus: Hypericum
Species: H. virgatum
Binomial name
Hypericum virgatum
Lam.
HYPE VIRG DIST.JPG
Natural range of Hypericum virgatum from USDA NRCS Plants Database.

Taxonomic Notes

Synonyms: H. denticulatum Walter var. acutifolium (Elliott) Blake (also see H. harperi); H. denticulatum var. recognitum Fernald & Schubert; H. denticulatum; H. acutifolium Elliott (also see H. harperi); H. denticulatum ssp. acutifolium (Elliott) N. Robson

Varieties: none

Description

H. virgatum is a perennial forb/herb of the Clusiaceae family native to North America. [1]

Distribution

H. virgatum is found in the southeastern corner of the United States from Arkansas and Louisiana to Virginia and Maryland, as well as in Illinois, Indiana, and Ohio. [1]

Ecology

Habitat

H. virgatum is found in hardpan woodlands, rock outcrops, woodland borders, glades and barrens (especially over mafic or ultramafic rocks). [2] Specimens have been collected from loamy sand of longleaf pineland, shore of ponds, moist marl-like soil in full sun, and damp meadows. [3]

Conservation and Management

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 USDA Plant Database https://plants.usda.gov/core/profile?symbol=HYVI6
  2. 2.0 2.1 Weakley, A. S. (2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC, University of North Carolina Herbarium.
  3. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2018. Collectors: Debbie Milonski, R.K. Godfrey, Gary Knight, Leon Neel, David Webb, R. Komarek, J.B. Nelson, Albert B. Pittman. States and counties: South Carolina (Clarendon) Georgia (Thomas, Baker, Turner, Grady) Kentucky (Calloway) Florida (Santa Rosa, jackson, Escambia, Walton)