OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Liliales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Trillium oostingii   FAMILY Trilliaceae   Go to FSUS key


Previously misidentified as
Trillium lanceolatum

Previously misidentified as
Trillium lancifolium

 

COMMON NAME:
Wateree River Trillium


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

image of Trillium oostingii, Wateree River Trillium

Jerry Bright    jeb_041210_1

April    Kershaw County    SC

image of Trillium oostingii, Wateree River Trillium

Jerry Bright    jeb_041210_2

April    Kershaw County    SC

Wider petals, shorter stamens, and shorter claws than T. lancifolium, per A New Sessile-flowered Trillium from SC. Phytologia (Gaddy, 2008).

image of Trillium oostingii, Wateree River Trillium

Jerry Bright    jeb_041210_3

April    Kershaw County    SC

Sepals may be strongly reflexed early & parallel to the ground at maturity, per A New Sessile-flowered Trillium from SC. Phytologia (Gaddy, 2008).

image of Trillium oostingii, Wateree River Trillium

Jerry Bright    jeb_041210_4

April    Kershaw County    SC

Scapes holding bracts (leaves) well above ground, per Weakley's Flora (2020).

image of Trillium oostingii, Wateree River Trillium

Jerry Bright    jeb_041210_5

April    Kershaw County    SC

Somewhat similar to T. lancifolium and T. recurvatum, per Weakley's Flora (2020).

image of Trillium oostingii, Wateree River Trillium

Jerry Bright    jeb_041210_6

April    Kershaw County    SC

image of Trillium oostingii, Wateree River Trillium

Bob Griffeth    rmg_img_1777

April        SC

image of Trillium oostingii, Wateree River Trillium

Bob Griffeth    rmg_img_1780

April        SC

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Trillium oostingii   FAMILY Trilliaceae

Previously misidentified as
Trillium lanceolatum

Previously misidentified as
Trillium lancifolium

 

Find by SCIENTIFIC NAME:

3426

Forb
Perennial

Native to South Carolina

Rare, endemic to SC's Kershaw-Richland counties along Wateree River, apparently

Habitat: Rich bottomland forests, 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:
Simple
A single terminal whorl of 3 leaves
Leaves sessile

FLOWER:
Spring
Maroon claw & green blade (bicolored petals)
Flowers are sessile.
Bisexual
Radially symmetrical
3 sepals
3 petals

FRUIT:
Spring
Berry

 

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



 


Find by SCIENTIFIC NAME: