Family: Asteraceae Aster Family
Genus: Bidens Beggartick
About 230 species worldwide of weedy herbs. All species have yellow disk flowers and fruits with two to four barbed bristles.
Scientific Name: Bidens frondosa L.
Common Name(s): Devil's Beggar-ticks, Common Beggar-ticks
Growth Type: annual
Species Description:
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 | Caption: Devil's Beggarticks' large, leafy bracts, yellow ray flowers and brown disk flowers.
ID: Hrb-BIDFR-001
Source: 35mm slide (photo)
Credit:
Keyword(s): flowering, inflorescense, mature
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 | Caption: Devil's Beggarticks' mature seed heads with 2 spines attached to each seed.
ID: Hrb-BIDFR-003
Source: 35mm slide (photo)
Credit:
Keyword(s): inflorescense, mature, seed
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 | Caption: Devil's Beggarticks' mature seed heads.
ID: Hrb-BIDFR-002
Source: 35mm slide (photo)
Credit:
Keyword(s): inflorescense, mature, seed
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