Strand Memorial Herbarium

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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
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
Caption: Devil's Beggarticks' mature seed heads.

ID: Hrb-BIDFR-002
Source: 35mm slide (photo)
Credit:
Keyword(s): inflorescense, mature, seed