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Bidens frondosa. Beggar-Tick sticktight, devil’s beggar-tick, bur marigold. Family Asteraceae (asters). BIFR. 1. DA-BIFR-1. Fall URG 2010. BIFR. Introduced. Beggar-tick. Non-woody. Annual. Disturbed areas. 2. J. F. M. A. M. J. J. A. S. O. N. D. BIFR. Dicot. Beggar-tick.
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Bidens frondosa Beggar-Ticksticktight, devil’s beggar-tick, bur marigold Family Asteraceae (asters) BIFR 1 DA-BIFR-1 Fall URG 2010
BIFR Introduced Beggar-tick Non-woody Annual Disturbed areas 2 J F M A M J J A S O N D
BIFR Dicot Beggar-tick Broadleaf Ellipitical Coarsely serrated ID tips: stalked leaves divided in 3-5 divisions. Yellowish flower head. Achenes flat, 2 awns 1-4 ft. high 3
BIFR Yellow Beggar-Tick Indeterminate inflorescence (raceme). Flowers are perfect. Lacks rays ID tips: typical “aster” (composite) flower 4
BIFR Could be confused with Spanish needles, swamp beggar-tick Also known as bearded beggartick, tickseed sunflower Some plants have reddish stem, others entirely green Beggar-Tick 5
BIFR Value: considered invasive Conservation Status: abundant, wide-spread Low drought tolerance pH 5.2 -7.2 Beggar-Tick 6