bur marigold(n = noun.plant) beggar's-ticks, beggar-ticks, burr marigold, sticktight - any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing;
is a kind of subshrub, suffrutex
has parts: beggar-ticks, spanish needles
is a member of bidens, genus bidens
has particulars: bidens bipinnata, spanish needles, bidens coronata, bidens trichosperma, tickseed sunflower, bidens tripartita, european beggar-ticks, trifid beggar-ticks, trifid bur marigold, bidens connata, swampy beggar-ticks

   See Beggar's ticks. [1913 Webster]

african marigold, aztec marigold, big marigold, buffalo bur, bur, bur fish, bur grass, bur oak, bur reed, burr marigold, cape marigold, common marigold, corn marigold, field marigold, fig marigold, french marigold, marigold, marsh marigold, pot marigold, scotch marigold, sun marigold, trifid bur marigold