Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Liliales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Trillium underwoodii
FAMILY
Trilliaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Test-drive A Teaching Key to Trillium.
Learn more about Underwood's Trillium from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Trillium underwoodii
FAMILY
Liliaceae
SYNONYMOUS WITH Trilliums of Georgia. Tipularia (Patrick, 2007)
Trillium underwoodii
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Trillium underwoodii
COMMON NAME:
Underwood's Trillium
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm100313_080
March Gadsden County FL
Angus Gholson Nature Park
Petals narrowly elliptic to oblanceolate-obovate, per Weakley's Flora.
)
JK Marlow jkm100313_084
March Gadsden County FL
Angus Gholson Nature Park
Lvs w conspicuous pale silvery-green streak. Seapls usually at or above lvs, per Weakley's Flora (2020).
)
JK Marlow jkm100313_092
March Gadsden County FL
Angus Gholson Nature Park
Stamens are maroon, per Field Guide to the Rare Plants of Georgia (Chafin, 2007).
)
JK Marlow jkm100313_093
March Gadsden County FL
Angus Gholson Nature Park
Leaves much longer than broad, with a long, evenly tapered, pointed apex, per Trilliums of Georgia (Patrick, 2007).
)
JK Marlow jkm100313_155
March Gadsden County FL
Angus Gholson Nature Park
Leaves drooping, often touching the ground, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
)
JK Marlow jkm100313_160
March Gadsden County FL
Angus Gholson Nature Park
The only erect Trillium w stem less than 2x long as sessile leaves, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
)
Richard and Teresa Ware rtw_t_underwoodii_2
March
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Richard and Teresa Ware rtw_t_underwoodii_s
March
Stamens < 0.5× long as petals; anther connectives not prolonged into a beak, per Weakley's Flora (2020).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Trillium underwoodii
FAMILY
Trilliaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Trillium underwoodii
FAMILY
Liliaceae
SYNONYMOUS WITH
Trilliums of Georgia. Tipularia (Patrick, 2007)
Trillium underwoodii
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Trillium underwoodii
3409
Forb
Perennial
Habitat: Moist forests, per Weakley's Flora
Native to Georgia
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/ Green/ Yellow
Flowers are sessile.
Bisexual
Radially symmetrical
3 sepals
3 petals
FRUIT:
Spring/Summer
Berry
TO LEARN MORE about this plant, look it up in a good book!
- Field Guide to the Rare Plants of Georgia (Chafin, 2007) p413
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p167
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p425