Hypericum gymnanthum

ClassificationDicots
FamilyHypericaceae
Family (Traditional)
GenusHypericum
Species:Hypericum gymnanthum Engelm. & A. Gray
Common NameClaspingleaf St. Johnswort
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: BE; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Mesic-Hydric; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Dorsifixed; Base Flower Color: Yellow; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Hypanthium Present: No; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Placentation Type: Parietal; Sexuality: monoclinous; Sporangium Arrangement: N/A
C value 6
StatusNative; AGCP (FACW), EMP (OBL) (NWPL); TN[SNR] KY[S1] (State Rank); G4 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Hypericum canadense var. cardiophyllum Hypericum canadense var. cardiophyllum R. Keller

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Bledsoe (TN), Coffee (TN), Franklin (TN), Henry (TN), Hickman (TN), Lawrence (TN), Van Buren (TN)

Herbaria represented by specimen data listed below: APSC, EKY, TENN, UCHT, VDB

Range of years during which specimens were collected: 1957 - 2001

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100501863 Tennessee 29 Jun 2001 Dwayne Estes
2416
EKY
Hypericum gymnanthum
TENN-V-0148355 Henry Tennessee
TENN
Hypericum gymnanthum
TENN-V-0244421 Coffee Tennessee
TENN
Hypericum gymnanthum
TENN-V-0244422 Franklin Tennessee
TENN
Hypericum gymnanthum
BRIT118185 Coffee Tennessee 23 Jul 1990 R. Kral
77896
VDB
Hypericum gymnanthum
UCHT020647 Coffee Tennessee
UCHT
Hypericum gymnanthum
BRIT118183 Coffee Tennessee 15 Sep 1957 R. B. Channell
6912
VDB
Hypericum gymnanthum
TENN-V-0148659 Bledsoe Tennessee
TENN
Hypericum gymnanthum
TENN-V-0148663 Franklin Tennessee
TENN
Hypericum gymnanthum
TENN-V-0148661 Coffee Tennessee
TENN
Hypericum gymnanthum
UCHT020648 Franklin Tennessee
UCHT
Hypericum gymnanthum
BRIT118190 Lawrence Tennessee 28 Aug 1989 R. Kral
76980
VDB
Hypericum gymnanthum
BRIT118188 Hickman Tennessee 22 Jul 1974 R. Kral
53689
VDB
Hypericum gymnanthum
TENN-V-0148664 Hickman Tennessee
TENN
Hypericum gymnanthum
APSC0053700 Franklin Tennessee 23 Jul 1990 R. Kral
77918
APSC
Hypericum gymnanthum
TENN-V-0148315 Coffee Tennessee
TENN
Hypericum gymnanthum
TENN-V-0148660 Coffee Tennessee
TENN
Hypericum gymnanthum
BRIT118186 Franklin Tennessee 23 Jul 1990 R. Kral
77918
VDB
Hypericum gymnanthum
TENN-V-0148662 Franklin Tennessee
TENN
Hypericum gymnanthum
TENN-V-0148665 Van Buren Tennessee
TENN
Hypericum gymnanthum
APSC0016434 Hickman Tennessee 22 Jul 1974 R. Kral
53689
APSC
Hypericum gymnanthum
BRIT118189 Lawrence Tennessee 27 Jun 1990 R. Kral
77837
VDB
Hypericum gymnanthum
TENN-V-0148658 Bledsoe Tennessee
TENN
Hypericum gymnanthum
BRIT118184 Coffee Tennessee 14 Aug 1968 R. Kral
32234
VDB
Hypericum gymnanthum
BRIT118187 Franklin Tennessee 17 Aug 1970 R. Kral
40674
VDB
Hypericum gymnanthum
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Plant Photos

Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes
Hypericum gymnanthum - Dwayne Estes