OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Bidens aristosa   FAMILY Asteraceae   Go to FSUS key



INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Bidens aristosa   FAMILY Asteraceae

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Bidens aristosa

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)

Bidens aristosa

INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)

Bidens aristosa

SYNONYMOUS WITH Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)

Bidens aristosa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-70-009:

Bidens aristosa   FAMILY Asteraceae

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Bidens aristosa var. aristosa

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Bidens aristosa var. mutica

 

COMMON NAME:
Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower


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

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_biar_001_lvd

        

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_biar_009_lvd

        

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

JK Marlow    jkm110924_610

September    Greenville County    SC

Often forms dense colonies that are spectacular when in flower, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

JK Marlow    jkm120930_151

September    Greenville County    SC

Leaves pinnately divided into lobed and toothed lanceolate segments, per Gardening with the Native Plants of Tennessee (Hunter, 2002).

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

JK Marlow    jkm120930_197b

September    Greenville County    SC

Ray florets yellow, (5)8-10+, per Flora of North America.

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

JK Marlow    jkm120930_200

September    Greenville County    SC

Calyculus bractlets [outer involucral bracts] usually spreading to reflexed, per Flora of North America.

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

JK Marlow    jkm120930_208

September    Greenville County    SC

Outer involucral bracts shorter than the inner, fewer than B. polylepis, per Wildflowers of Tennessee (Carman, 2005).


click here to see other plants that look similar to this COMPARE involucral bracts of Bidens and Coreopsis

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

JK Marlow    jkm120930_212c

September    Greenville County    SC

8-12(16) calyculus bractlets [outer involucral bracts], linear, per Flora of North America.

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

Patrick D. McMillan    pdmb_aristosa

September        

image of Bidens aristosa, Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

JK Marlow    s121001_bidensaristosa

October    Greenville County    SC

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Bidens aristosa   FAMILY Asteraceae

INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Bidens aristosa   FAMILY Asteraceae

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Bidens aristosa

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Bidens aristosa

INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)
Bidens aristosa

SYNONYMOUS WITH Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)
Bidens aristosa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-70-009:
Bidens aristosa   FAMILY Asteraceae

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Bidens aristosa var. aristosa

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Bidens aristosa var. mutica

 

Find by SCIENTIFIC NAME:

1914

Forb
Annual

Habitat: marshes, wet meadows, ditches, bogs, per Weakley's Flora

Native to the Carolinas & Georgia

Common (uncommon in GA Coastal Plain)

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

LEAVES:
Simple: usually laciniately (raggedly) pinnatisect (pinnately cleft to the midrib)
Opposite
Petioles 1-3cm long

FLOWER:
Summer/Fall
Rays: Yellow
Disc: Yellow
Inferior ovary
Disc flowers bisexual & fertile/ Ray flowers neuter or styliferous & sterile

FRUIT:
Summer/Fall
Achene

 

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



 


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