OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Malpighiales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Hypericum graveolens   FAMILY Hypericaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Hypericum graveolens   FAMILY Clusiaceae

SYNONYMOUS WITH Flora of North America

Hypericum graveolens

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 126-01-030:

Hypericum graveolens   FAMILY Hypericaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Hypericum graveolens

 

COMMON NAME:
Mountain St. Johnswort


         To see larger pictures, click or hover over the thumbnails.

image of Hypericum graveolens, Mountain St. Johnswort

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hygr3_001_lvd

        

image of Hypericum graveolens, Mountain St. Johnswort

JK Marlow    jkm0407w_14

July    Mitchell County    NC

The Roan Highlands

image of Hypericum graveolens, Mountain St. Johnswort

JK Marlow    jkm070721_020

July    Carter County    TN

The Roan Highlands

A narrow Southern Appalachian endemic, per Weakley's Flora.

image of Hypericum graveolens, Mountain St. Johnswort

JK Marlow    jkm070721_022

July    Carter County    TN

The Roan Highlands

Sepals &petals without black lines, round black glands only along petal margin, per Weakley's Flora.

image of Hypericum graveolens, Mountain St. Johnswort

JK Marlow    jkm070721_023

July    Carter County    TN

The Roan Highlands

Inflorescence few-flowered cymes at the ends of branches, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Hypericum graveolens, Mountain St. Johnswort

JK Marlow    jkm0508d_03

August    Transylvania County    NC

Blue Ridge Parkway

image of Hypericum graveolens, Mountain St. Johnswort

JK Marlow    jkm190914_1531

September    Swain County    NC

Great Smoky Mountains National Park

Styles usually 5.6-10mm long (vs. H. mitchellianum usually 1.9-2.9mm long), per Weakley's Flora.

image of Hypericum graveolens, Mountain St. Johnswort

JK Marlow    jkm190914_1533

September    Swain County    NC

Great Smoky Mountains National Park

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Hypericum graveolens   FAMILY Hypericaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Hypericum graveolens   FAMILY Clusiaceae

SYNONYMOUS WITH Flora of North America
Hypericum graveolens

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 126-01-030:
Hypericum graveolens   FAMILY Hypericaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Hypericum graveolens

 

Find by SCIENTIFIC NAME:

1867

Forb
Perennial

Habitat: Grassy balds, grassy openings, forests, at high elevations (1200 m or more), per Weakley's Flora

Native to North Carolina

Rare

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Simple

Herbaceous, with broad leaves, 3(4) locular capsules, stamens connate at base into 3 or 5 fascicles, leaves with black dots as well as translucent glands, and sepals and/or petals marked with black dots or lines

Opposite

FLOWER:
Summer
Yellow
Radially symmetrical
5 persistent sepals
5 petals
Superior ovary
Bisexual

FRUIT:
Summer
Capsule

 

TO LEARN MORE about this plant, look it up in a good book!



 


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