OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Urtica chamaedryoides   FAMILY Urticaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Urtica chamaedryoides   FAMILY Urticaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Urtica chamaedryoides

SYNONYMOUS WITH Flora of North America

Urtica chamaedryoides

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 059-02-002:

Urtica chamaedryoides   FAMILY Urticaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Urtica chamaedryoides

 

COMMON NAME:
Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle


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

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_urch3_001_lvd

        

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

Keith Bradley    kab_u_chamaedryoides_2423

March    Calhoun County    SC

Congaree Bluffs Heritage Preserve

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

Keith Bradley    kab_u_chamaedryoides_2442

March    Calhoun County    SC

Congaree Bluffs Heritage Preserve

Staminate and pistillate flowers intermixed, sessile to short-pedunculate, per Flora of North America.

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

Keith Bradley    kab_u_chamaedryoides_2457

March    Calhoun County    SC

Congaree Bluffs Heritage Preserve

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

Keith Bradley    kab_u_chamaedryoides_2458

March    Calhoun County    SC

Congaree Bluffs Heritage Preserve

Stinging trichomes, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

Richard and Teresa Ware    rtw_u_chamaedryoides_2

March        

Leaf blades usually widest below middle or near base; margins serrate, per Flora of North America.


click here to see other plants that look similar to this COMPARE False Nettle, Wood Nettle and Stinging Nettle

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

JK Marlow    jkm180408_270

April    McCormick County    SC

Stevens Creek Heritage Preserve

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

JK Marlow    jkm180408_273

April    McCormick County    SC

Stevens Creek Heritage Preserve

Flowers in small, often compact, nearly spherical clusters, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

JK Marlow    jkm180408_278

April    McCormick County    SC

Stevens Creek Heritage Preserve

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

JK Marlow    jkm180408_281

April    McCormick County    SC

Stevens Creek Heritage Preserve

Slender annual, 0.5-1.6m tall, frequently supported by other plants, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

Keith Bradley    kab_823283262688921

April        SC

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

Patrick D. McMillan    pdmuchamaedryoides_mcc2

April    McCormick County    SC

image of Urtica chamaedryoides, Weak Nettle, Dwarf Stinging Nettle, Heartleaf Nettle

JK Marlow    jkm150519_097099c

May    Calhoun County    SC

Congaree Bluffs Heritage Preserve

Leaf base nearly cordate to rounded, sometimes cuneate in distal leaves, per Flora of North America.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Urtica chamaedryoides   FAMILY Urticaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Urtica chamaedryoides   FAMILY Urticaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Urtica chamaedryoides

SYNONYMOUS WITH Flora of North America
Urtica chamaedryoides

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 059-02-002:
Urtica chamaedryoides   FAMILY Urticaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Urtica chamaedryoides

 

Find by SCIENTIFIC NAME:

2199

Forb
Annual
Monoecious

Habitat: Rich moist soil, usually on floodplains, per Weakley's Flora

Native to the Carolinas & Georgia

Uncommon in GA Coastal Plain (rare elsewhere in GA-NC-SC)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

IS THE PLANT "ARMED"?
Stinging trichomes present

LEAVES:
Simple
Opposite
Leaves are subtended by stipules.

FLOWER:
Winter/Spring/Summer/Fall
Greenish
Radially symmetrical
4 sepals
Petals absent
4 stamens in staminate flowers
Unisexual

FRUIT:
Winter/Spring/Summer/Fall
Achene

 

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



 


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