Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (2/8/20):
Bidens alba var. radiata
FAMILY
Asteraceae
NEW! Click to go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Bidens at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Bidens alba var. radiata
FAMILY
Asteraceae
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-70-012:
Bidens pilosa
FAMILY
Asteraceae
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933, 1938)
Bidens pilosa
COMMON NAME:
Hairy Beggarticks, Shepherd's Needles, White Beggarticks
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow s070913_a
September Beaufort County SC
Leaves ternately to pinnately dissected, base rounded to cuneate, per Vascular Flora of the Carolinas.
)
Patrick D. McMillan pdmbpilosa_41
November
Ray florets white, 5-8, the ligule 5-16 mm long, per Weakley's Flora.
)
Patrick D. McMillan pdmbpilosa_stjoe1
Month Unknown Gulf County FL
WEAKLEY'S FLORA (2/8/20):
Bidens alba var. radiata
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Bidens alba var. radiata
FAMILY
Asteraceae
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-70-012:
Bidens pilosa
FAMILY
Asteraceae
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933, 1938)
Bidens pilosa
208
Forb
Annual/Short-lived perennial
Non-native: adventive from the New World tropics
Uncommon in GA-SC, rare in NC
Habitat: Disturbed areas, per Weakley's Flora
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.
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: mostly 1-pinnately lobed
Opposite
Margins serrate
FLOWER:
Spring/Summer/Fall
Rays: Absent or White
Disc: Yellow
Disc flowers bisexual & fertile/ Ray flowers neuter or styliferous & sterile
Inferior ovary
FRUIT:
Spring/Summer/Fall
Achene
TO LEARN MORE about this plant, look it up in a good book!
- All About South Carolina Wildflowers p120
- Wildflowers of the Atlantic Southeast p202
- Wildflowers of the Carolina Lowcountry p204
- Wildflowers of the Eastern United States p125?
- Weeds of Southern Turfgrasses p084