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
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Mountain Bushy St. Johnswort at Vascular Plants of North Carolina.
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.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_hyde_001_lvd
)
JK Marlow jkm140704_660
July Jackson County NC
Whiteside Mountain
Flowers 7-many per inflorescence, per Weakley's Flora (2012).
)
JK Marlow jkm140704_664
July Jackson County NC
Whiteside Mountain
)
JK Marlow jkm120815_796
August Haywood County NC
Corneille Bryan Native Garden
Exfoliating bark, per Gardening with the Native Plants of Tennessee (Hunter, 2002).
)
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 (Lance, 2004).
)
JK Marlow jkm120815_803
August Haywood County NC
Corneille Bryan Native Garden
Largest leaves usually 3-7mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
Richard and Teresa Ware rtw_h_densiflorum_3
August
The widest leaves on a plant always over 4mm wide, per Weakley's Flora (2012).
)
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 (Newcomb, 1977).
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
720
Shrub
Perennial
Habitat: bogs, streambanks, dry to moist forests, rock outcrops, moist forests, pine savannas, per Weakley's Flora
Native to the Carolinas & Georgia
Common in Carolina Coastal Plain & NC Mountains, uncommon in Mountains of GA & SC (rare elsewhere in GA-NC-SC)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Deciduous
Simple
Shrubby with broader leaves (mostly lanceolate or oblanceolate); flowers with 5 petals and 5 sepals
Opposite
FLOWER:
Summer/Fall
Yellow
Radially symmetrical
5 persistent sepals
5 petals
Superior ovary
Bisexual
FRUIT:
Summer/Fall
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p247
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p087
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p116
- How to Recognize Shrubs (Grimm, 1966) p196
- Native Shrubs and Woody Vines of the Southeast (Foote & Jones, 1989) p097
- Newcomb's Wildflower Guide (Newcomb, 1977) p294
- Woody Plants of the Blue Ridge (Lance) p18
- Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004) p170
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