teasel

about barbed biennial bur caprifoliaceae closeup cocklebur comb cover curly danger defense defensive diagonal dipsacaceae dipsacus dispacus dried dry fall family flower flowering fruit genus growing guard hard herbaceous hook hurt includes irritant isolation known members metres natural nature needle pain passing pin plant plants preserve prickle protection protective seasonal seed sharp spear species spiked spiky stick sting stingy sylvestris tall teasel teazel teazle teeth thistle thorn thorny three vegetation