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
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Ditch Daisy at Vascular Plants of North Carolina.
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.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_biar_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_biar_009_lvd
)
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).
)
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).
)
JK Marlow jkm120930_197b
September Greenville County SC
Ray florets yellow, (5)8-10+, per Flora of North America.
)
JK Marlow jkm120930_200
September Greenville County SC
Calyculus bractlets [outer involucral bracts] usually spreading to reflexed, per Flora of North America.
)
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).
COMPARE
involucral bracts of Bidens and Coreopsis
)
JK Marlow jkm120930_212c
September Greenville County SC
8-12(16) calyculus bractlets [outer involucral bracts], linear, per Flora of North America.
)
Patrick D. McMillan pdmb_aristosa
September
)
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
1914
Forb
Annual
Habitat: marshes, wet meadows, ditches, bogs, per Weakley's Flora
Native to the Carolinas & Georgia
Common (uncommon in GA Coastal Plain)
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!
- All About South Carolina Wildflowers (Midgley, 1999) p119
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p111
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p276
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p309
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p126
- Wild Flowers of NC, 2nd edition (Justice, Bell, & Lindsey, 2005) p274
- Wildflowers of Tennessee (Carman, 2005) p279
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p328
- Wildflowers of the Southern Mountains (Smith, 1998) p195
- Wildflowers of the Sandhills Region (Sorrie, 2011) p322
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