Difference between revisions of "Hypericum virgatum"

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(Ecology)
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==Conservation and Management==
 
==Conservation and Management==
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Due to taxonomic discussion, this species distribution is not fully known and it is listed as G4 on the global status scale. It is also considered vulnerable in Virginia, critically imperiled in West Virginia, and possibly extirpated in Maryland.<ref name= "nature">[[http://explorer.natureserve.org]] NatureServe Explorer. Accessed: May 30, 2019</ref>
  
 
==Cultivation and restoration==
 
==Cultivation and restoration==

Revision as of 11:01, 30 May 2019

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; H. denticulatum Walter var. recognitum Fernald & Schubert; H. denticulatum Walter; H. acutifolium Elliott; H. denticulatum Walter ssp. acutifolium (Elliott) N. Robson

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]

Phenology

This species generally flowers from late June until September.[2]

Conservation and Management

Due to taxonomic discussion, this species distribution is not fully known and it is listed as G4 on the global status scale. It is also considered vulnerable in Virginia, critically imperiled in West Virginia, and possibly extirpated in Maryland.[4]

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 2.2 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)
  4. [[1]] NatureServe Explorer. Accessed: May 30, 2019