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 densiflorum   FAMILY Hypericaceae   Go to FSUS key


INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Hypericum densiflorum   FAMILY Clusiaceae

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Hypericum densiflorum

INCLUDED WITHIN Flora of North America
Hypericum densiflorum

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 126-01-009:
Hypericum densiflorum   FAMILY Hypericaceae

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Hypericum densiflorum

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Hypericum glomeratum

 

COMMON NAME:
Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort


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

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hyde_001_lvd

        

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

JK Marlow    jkm140704_660

July    Jackson County    NC

Whiteside Mountain

Flowers 7-many per inflorescence, per Weakley's Flora (2012).

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

JK Marlow    jkm140704_664

July    Jackson County    NC

Whiteside Mountain

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

JK Marlow    jkm120815_796

August    Haywood County    NC

Corneille Bryan Native Garden

Exfoliating bark, per Gardening with the Native Plants of Tennessee.

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

JK Marlow    jkm120815_800

August    Haywood County    NC

Corneille Bryan Native Garden

Capsules 4.5-6mm, conical, per Woody Plants of the Southeastern US: A Winter Guide.

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

JK Marlow    jkm120815_803

August    Haywood County    NC

Corneille Bryan Native Garden

Largest leaves usually 3-7mm wide, per Vascular Flora of the Carolinas.

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

Richard and Teresa Ware    rtw_h_densiflorum_3

August        

The widest leaves on a plant always over 4mm wide, per Weakley's Flora (2012).

image of Hypericum densiflorum, Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

Richard and Teresa Ware    rtw_h_densiflorum_5

August        

Golden-yellow flowers about 1/2" wide, in a very dense flower cluster, per Newcomb's Wildflower Guide.

 

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

INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Hypericum densiflorum   FAMILY Clusiaceae

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Hypericum densiflorum

INCLUDED WITHIN Flora of North America
Hypericum densiflorum

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 126-01-009:
Hypericum densiflorum   FAMILY Hypericaceae

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Hypericum densiflorum

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Hypericum glomeratum

 

Find by SCIENTIFIC NAME:

720

Shrub
Perennial

Native to the Carolinas & Georgia

Common in Carolina Coastal Plain & NC Mountains, uncommon in Mountains of GA & SC (rare elsewhere in GA-NC-SC)

Habitat: bogs, streambanks, dry to moist forests, rock outcrops, moist forests, pine savannas, per Weakley's Flora

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

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

LEAVES:
Deciduous
Simple
Opposite

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

FRUIT:
Summer/Fall
Capsule

 

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



 


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