OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA (2/8/20):
Bidens pilosa   FAMILY Asteraceae   NEW! Click to go to FSUS key


SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Bidens pilosa   FAMILY Asteraceae

 

COMMON NAME:
Hairy Beggarticks


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

image of Bidens pilosa, Hairy Beggarticks

Joseph M. DiTomaso, University of California - Davis, Bugwood.org    bug_5374293

Month Unknown        

image of Bidens pilosa, Hairy Beggarticks

Joseph M. DiTomaso, University of California    bug_5374295

Month Unknown        

Ray florets 0 or (3-)5-8+; laminae whitish to pinkish (yellowish), per Flora of North America.

image of Bidens pilosa, Hairy Beggarticks

Joseph M. DiTomaso, University of California    bug_5374296

Month Unknown        

image of Bidens pilosa, Hairy Beggarticks

Joseph M. DiTomaso, University of California - Davis, Bugwood.org    bug_5374297

Month Unknown        

 

WEAKLEY'S FLORA (2/8/20):
Bidens pilosa   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Bidens pilosa   FAMILY Asteraceae

 

Find by SCIENTIFIC NAME:

2048

Forb
Annual

Non-native: Tropical America

Waif(s)

Habitat: Disturbed areas, ballast, waste areas near wool-combing mill, ballast, per Weakley's Flora

map
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.)


Invasive?

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

 

LEAVES:
Simple: mostly 1-pinnately lobed
Opposite
Petioles 1-3(7)cm long
Margins serrate or entire, usually ciliate

FLOWER:
Winter/Spring/Summer/Fall
Rays: White (but usually absent)
Disc: Yellowish
Disc flowers bisexual & fertile/ Ray flowers neuter or styliferous & sterile
Inferior ovary

FRUIT:
Winter/Spring/Summer/Fall
Achene

 

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



 


Find by SCIENTIFIC NAME: