OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Solanales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Convolvulus fraterniflorus   FAMILY Convolvulaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Calystegia silvatica ssp. fraterniflora   FAMILY Convolvulaceae

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

Calystegia silvatica ssp. fraterniflora

SYNONYMOUS WITH Flora of North America

Calystegia silvatica ssp. fraterniflora

SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT) Vascular flora of Illinois (Mohlenbrock, 2014)

Calystegia silvatica ssp. fraterniflorus

SYNONYMOUS WITH Key to the bindweeds (Calystegia/Convolvulus, Convolvulaceae) of Alabama and adjacent states (Spaulding, 2013)

Calystegia silvatica ssp. fraterniflora

SYNONYMOUS WITH The Plants of Pennsylvania (Rhoads & Block, 2007)

Calystegia silvatica var. fraterniflora

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)

Calystegia silvatica ssp. fraterniflora

INCLUDED WITHIN Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)

Calystegia sepium

SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Convolvulus sepium var. fraterniflorus

 

COMMON NAME:
Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed


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

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_cofr7_001_lvd

        

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140701_504

July    Greenville County    SC

Cleveland Park

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140701_505

July    Greenville County    SC

Cleveland Park

Bracts distinctly overlap and conceal the majority of the sepals, per Key to the Bindweeds (Calystegia/Convolvulus, Convolvulaceae) of Alabama and adjacent states (Spaulding, 2013).

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140701_514

July    Greenville County    SC

Cleveland Park

Flowers occasionally in pairs in axils, per Key to the Bindweeds (Calystegia/Convolvulus, Convolvulaceae) of Alabama and adjacent states (Spaulding, 2013).

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140701_516

July    Greenville County    SC

Cleveland Park

Margins of bracts overlapping at least half their length, per Key to the Bindweeds (Calystegia/Convolvulus, Convolvulaceae) of Alabama and adjacent states (Spaulding, 2013).

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

Richard and Teresa Ware    rtw_c_silvatica_frater

July        

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140804_305

August    Greenville County    SC

Cleveland Park

Leaf sinus broad and usually squared-off (quadrate) with 2 parallel sides, per Key to the Bindweeds (Calystegia/Convolvulus, Convolvulaceae) of Alabama and adjacent states (Spaulding, 2013).

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140804_308

August    Greenville County    SC

Cleveland Park

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140804_309

August    Greenville County    SC

Cleveland Park

image of Convolvulus fraterniflorus, Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

JK Marlow    jkm140814_497

August    Greenville County    SC

Swamp Rabbit Trail

Stems strongly twining, to 4m+ long; flowers borne along middle & upper stems, per Weakley's Flora.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Convolvulus fraterniflorus   FAMILY Convolvulaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Calystegia silvatica ssp. fraterniflora   FAMILY Convolvulaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Calystegia silvatica ssp. fraterniflora

SYNONYMOUS WITH Flora of North America
Calystegia silvatica ssp. fraterniflora

SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT) Vascular flora of Illinois (Mohlenbrock, 2014)
Calystegia silvatica ssp. fraterniflorus

SYNONYMOUS WITH Key to the bindweeds (Calystegia/Convolvulus, Convolvulaceae) of Alabama and adjacent states (Spaulding, 2013)
Calystegia silvatica ssp. fraterniflora

SYNONYMOUS WITH The Plants of Pennsylvania (Rhoads & Block, 2007)
Calystegia silvatica var. fraterniflora

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Calystegia silvatica ssp. fraterniflora

INCLUDED WITHIN Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Calystegia sepium

SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Convolvulus sepium var. fraterniflorus

 

Find by SCIENTIFIC NAME:

3591

Herbaceous vine
Perennial

Habitat: Thickets, roadsides, fields, streambanks, disturbed areas, per Weakley's Flora

Native to the Carolinas & Georgia

Rare

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
Alternate

FLOWER:
Spring/Summer/Fall
White/ Pinkish
5-merous or rarely 4-merous
5 sepals
Shallowly 5-lobed (or merely wavy-edged) campanulate to funnelform corolla
5 stamens
Superior ovary

Flowers in leaf axils

FRUIT:
Spring/Summer/Fall
Capsule

 

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



 


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