Carolinas and Georgia

206

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

WEAKLEY'S FLORA (11/30/12):
Bidens bipinnata   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Bidens bipinnata   FAMILY Asteraceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-70-011:
Bidens bipinnata   FAMILY Asteraceae

 

COMMON NAME:
Spanish Needles


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Look for it in floodplains, disturbed areas, gardens, fields, roadsides, ditches, per Weakley's Flora

Forb
Annual

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common


Invasive?

This plant may be causing problems in natural areas outside its native range, according to authorities such as:

 

full sun ...Variable

LEAVES:
Simple: 2- or 3-pinnately dissected, the ultimate segments 2-10mm wide
Opposite

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

FRUIT:
Summer/Fall
Achene

 

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



Bidens bipinnata   FAMILY Asteraceae

Spanish Needles