to play with fire; to do something very dangerous; to take a great risk; (lit.) to step on a tiger's tail
Eusteralis yatabeana (species of plant in the mint family)
Polygonum tenuicaule (species of knotweed)
beach speedwell; Veronica Longifolia
gooseneck loosestrife (Lysimachia clethroides)
alpine bistort (Bistorta vivipara)
false dragonhead (Physostegia virginiana); obedient plant
common bistort (Persicaria bistorta)
Asplenium incisum (species of spleenwort)
Lysimachia fortunei (species of loosestrife)