beggar-ticks

Synonyms:

beggar's-ticks, bur marigold, burr marigold, sticktight

Types:

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Bidens bipinnata, Spanish needles

common bur marigold of the eastern United States

Bidens coronata, Bidens trichosperma, tickseed sunflower

North American bur marigold with large flowers

Bidens tripartita, European beggar-ticks, trifid beggar-ticks, trifid bur marigold

bur marigold of temperate Eurasia

Bidens connata, swampy beggar-ticks

bur marigold of eastern and northern United States and Canada common in wet pastures and meadows

Type of:

subshrub, suffrutex

low-growing woody shrub or perennial with woody base

Synonyms:

Spanish needles

Type of:

bur, burr

seed vessel having hooks or prickles