+Dispersion of Fruits and Seeds+ 227

Dispersion by hooks and spines—Martynia—Testa—Di Quaglia— Burdock—Bedstraw—Dispersion by winged seeds or achenes— Sycamore, pinus tribe, birch—Dispersion by silky down or hairs—Dandelion, goat’s-beard, groundsel—Willow-herb—Bird agency—Seas and rivers—Dispersion by elastic force—Pansy— Balsam—Furze—Broom—Squirting cucumber—Dispersion by hygrometric sensitiveness—Barley—Feather-grass—Mexican insect—Dispersion by sticky glands—Linnæa Borealis—Salvia glutinosa—Plumbago—Ground-nut self-buried.