Home/Species/ Blue Ridge St. John's-wort

Hypericum mitchellianum

Rydb.

Blue Ridge St. John's-wort

G3Vulnerable Found in 3 roadless areas NatureServe Explorer →

G3VulnerableGlobal Rank

Identity

Unique IDELEMENT_GLOBAL.2.153400

Element CodePDCLU03140

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryVascular Plant

Endemicendemic to a single nation

KingdomPlantae

PhylumAnthophyta

ClassDicotyledoneae

OrderMalpighiales

FamilyHypericaceae

GenusHypericum

Synonyms

Hypericum x mitchellianumRydberg

Other Common Names

Blue Ridge St. Johnswort (EN)

Concept Reference

Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.

Conservation Status

Review Date1998-03-27

Change Date1984-03-15

Edition Date1998-03-27

Edition AuthorsD. Gries

Rank Reasons

Endemic to the Southern Appalachians, Hypericum mitchellianum is known from western Virginia (rare), eastern West Virginia, and northeastern Tennessee south to southwestern North Carolina (rare).

Range Extent Comments

A Southern Appalachian endemic, ranges from western Virginia, eastern West Virginia, and northeastern Tennessee south to southwestern North Carolina (Weakley, 1996).

Threat Impact Comments

Hypericum mitchellianum has a somewhat limited distribution, making it especially vulnerable to land-use conversion and habitat fragmentation (Southern Appalachian Species Viability Project 2002).

Ecology & Habitat

Habitat

Seepage slopes and spray areas near falls, at higher elevations (Radford, 1968). Grassy balds, grassy openings, forests, seepages (Weakley, 1996).

Other Nations (1)

United StatesN3

Province	Rank	Native
North Carolina	S2	Yes
Tennessee	S2	Yes
West Virginia	S2	Yes
Virginia	S3	Yes

Plant Characteristics

DurationPERENNIAL

Economic Value (Genus)No

Roadless Areas (3)

North Carolina (2)

Area	Forest	Acres
Bearwallow	Pisgah National Forest	4,113
Jarrett Creek	Pisgah National Forest	7,485

Virginia (1)

Area	Forest	Acres
Laurel Fork	George Washington National Forest	9,967

References (5)

Flora of North America Editorial Committee (FNA). 2015. Flora of North America north of Mexico. Vol. 6. Magnoliophyta: Cucurbitaceae to Droserceae. Oxford University Press, New York. 496 pp + xxiv.
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Radford, A.E., H.E. Ahles, and C.R. Bell. 1968. Manual of the vascular flora of the Carolinas. Univ. North Carolina Press, Chapel Hill, NC. 1183 pp.
Southern Appalachian Species Viability Project. 2002. A partnership between the U.S. Forest Service-Region 8, Natural Heritage Programs in the Southeast, NatureServe, and independent scientists to develop and review data on 1300+ regionally and locally rare species in the Southern Appalachian and Alabama region. Database (Access 97) provided to the U.S. Forest Service by NatureServe, Durham, North Carolina.
Weakley, A.S. 1996. Flora of the Carolinas and Virginia: working draft of 23 May 1996. The Nature Conservancy, Southeast Regional Office, Southern Conservation Science Dept., Chapel Hill, North Carolina. Unpaginated.