hybridises

Giant knotweed Fallopia sachalinensis showing numerous drooping flowers, large leaves, stem section and detail of the orange underground rhizome

Spanish bluebell Hyacinthoides hispanica showing pale blue flowers and differences between this and the native Bluebell Hyacinthoides non-scripta.  For more, please see my blog on telling the difference between these species.dark anthers, blue anthers,

Grey willow Salix cinerea with make and female catkins along with a spray of leaves, one showing its underside