Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Malpighiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Hypericum nudiflorum
FAMILY
Hypericaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Early St. Johnswort at Vascular Plants of North Carolina.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Hypericum nudiflorum
FAMILY
Clusiaceae
SYNONYMOUS WITH
Flora of North America
Hypericum nudiflorum
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 126-01-016:
Hypericum nudiflorum
FAMILY
Hypericaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Hypericum nudiflorum
COMMON NAME:
Early St. Johnswort, Naked St. Johnswort, Streamside St. Johnswort
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm180218_0373
February McCormick County SC
Parks Mill
Capsule about 5-6mm long, ovoid, per Woody Plants of the Southeastern US: A Winter Guide.
)
JK Marlow jkm180218_0375
February McCormick County SC
Parks Mill
)
JK Marlow jkm180218_0377
February McCormick County SC
Parks Mill
Cymes terminal, compound, per Vascular Flora of the Carolinas.
)
JK Marlow jkm180604_2745
June McCormick County SC
Parks Mill
Twigs usually winged below nodes, per Woody Plants of the Southeastern US: A Winter Guide.
)
JK Marlow jkm180604_2746
June McCormick County SC
Parks Mill
Minute bracteal leaves & small petals cause inflorescence to appear naked, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
)
JK Marlow jkm180604_2747
June McCormick County SC
Parks Mill
Leaves sessile, elliptic or broadly lanceolate, 2-8cm long, and blunt-tipped, per Wildflowers of the Sandhills Region.
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Terry Holdsclaw tdh_h_nudiflorum_7669
June Iredell County NC
Flowers in terminal branched clusters, per Wildflowers of the Sandhills Region.
)
Terry Holdsclaw tdh_h_nudiflorum_7669b
June Iredell County NC
Sepals 3mm long, oblong, obtuse apically, per Weakley's Flora.
)
Terry Holdsclaw tdh_h_nudiflorum_7669c
June Iredell County NC
Petals yellow and 6-8mm long. Go canoeing to see this plant at its best, per Wildflowers of the Sandhills Region.
)
JK Marlow jkm181028_5390
October McCormick County SC
Parks Mill
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Hypericum nudiflorum
FAMILY
Hypericaceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Hypericum nudiflorum
FAMILY
Clusiaceae
SYNONYMOUS WITH
Flora of North America
Hypericum nudiflorum
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 126-01-016:
Hypericum nudiflorum
FAMILY
Hypericaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Hypericum nudiflorum
2629
Shrub
Perennial
Native to the Carolinas & Georgia
Common (rare in Mountains, uncommon in GA Piedmont)
Habitat: Streambanks, moist forests, swamps, per Weakley's Flora
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:
Tardily deciduous
Simple
Opposite
Leaves sessile
FLOWER:
Summer
Yellow
Bisexual
Radially symmetrical
5 persistent sepals
5 petals
Superior ovary
FRUIT:
Summer
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Forest Plants of the Southeast and Their Wildlife Uses p276?
- Native Shrubs and Woody Vines of the Southeast p097
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians p086
- Woody Plants of the Southeastern US: A Winter Guide p168
- Wildflowers of the Sandhills Region p251