Centaurea nigra
hardheads
Viola conspersa
Asarum europaeum
American dog violet
black knapweed
lesser knapweed
oakleaf goosefoot
velvetleaf
Tabernaemontana
velvet-leaf
tree mallow
Lavatera arborea
genus Tabernaemontana
tree
beefsteak plant
Campanula medium
Kochia scoparia
Canterbury bell
silver-bush
burning bush
velvet plant
purple velvet plant
belvedere
summer cypress
Jupiter's beard
Bassia scoparia
cup and saucer
silverbush
fire bush
royal velvet plant
hound's-tongue
fire-bush
Cynoglossum officinale
Anthyllis barba-jovis
Perilla frutescens crispa
Gynura aurantiaca
swamp gum
English violet
goldthread
Bocconia frutescens
escape
tree celandine
Coptis groenlandica
Veronica agrestis
field speedwell
Coptis trifolia groenlandica
bocconia
golden thread