[1] : WordNet (r) 2.0

burr marigold
     n : any of several plants of the genus bidens having yellow
         flowers and prickly fruits that cling to fur and clothing
         syn: bur marigold, beggar-ticks, beggar's-ticks, sticktight
see also:
bur marigold beggar-ticks beggar's-ticks sticktight 

Burr >> B Words
Burr, definition of term: Burr
burr_pag1.html

Marigold >> M Words
Marigold, definition of term: Marigold
marigold_pag1.html

Burr Oak >> B Words
Burr Oak, definition of term: Burr Oak
burr+oak_pag1.html