Native & Naturalized Plants of the Carolinas & Georgia


4059

Forb
Annual

Native? Non-native? perhaps only introduced in the southeastern US
Documented growing wild in GA NC SC

Common in Coastal Plain (uncommon in NC Coastal Plain) (rare in Piedmont)

Look for it in fields, woodland borders, disturbed areas, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Pinnately compound: 3 leaflets
Alternate

FLOWER:
Summer
Rose-purplish
Bilaterally symmetrical
2-lipped calyx
5-parted papilionaceous corolla
10 stamens, diadelphous, 9 and 1
Superior ovary
Flowers in panicles and racemes

FRUIT:
Summer/Fall
Loment with 2-7 nearly symmetrical segments

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fabales

WEAKLEY'S FLORA (5/21/15):
Desmodium tortuosum   FAMILY Fabaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Desmodium tortuosum   FAMILY Fabaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 098-26-009:
Desmodium tortuosum   FAMILY Fabaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933)
Meibomia purpurea

 

COMMON NAME:
dixie tick-trefoil


Click or hover over the thumbnails to see larger pictures.

image of Desmodium tortuosum

JK Marlow    jkm161106_084

November    Williamsburg County    SC

image of Desmodium tortuosum

JK Marlow    jkm161106_086

November    Williamsburg County    SC

Loment of 2-7 segments, per Vascular Flora of the Carolinas. Each 3-3.5mm long, per Weakley's Flora.


click here to see other plants that look similar to this COMPARE Beggar's Lice (Tick-trefoil) species

image of Desmodium tortuosum

JK Marlow    jkm161106_086b

November    Williamsburg County    SC

Loment segments nearly symmetrical (diamond, rounded-diamond, or ~ elliptical), per Weakley's Flora.


click here to see other plants that look similar to this COMPARE loments of Desmodium species

image of Desmodium tortuosum

JK Marlow    jkm161106_088b

November    Williamsburg County    SC

Stipules and stipels persistent. Leaflets often more than 2x long as wide, per Vascular Flora of the Carolinas.


click here to see other plants that look similar to this COMPARE leaves of Desmodium species

image of Desmodium tortuosum

JK Marlow    jkm161106_089

November    Williamsburg County    SC

image of Desmodium tortuosum

JK Marlow    jkm161106_090

November    Williamsburg County    SC

image of Desmodium tortuosum

JK Marlow    jkm161106_091

November    Williamsburg County    SC

image of Desmodium tortuosum

JK Marlow    jkm161106_091b

November    Williamsburg County    SC

image of Desmodium tortuosum

JK Marlow    jkm161106_094

November    Williamsburg County    SC

image of Desmodium tortuosum

JK Marlow    jkm161106_097

November    Williamsburg County    SC

image of Desmodium tortuosum

JK Marlow    jkm161106_099

November    Williamsburg County    SC