DISPERSAL BY WIND. 



857 



the style (with nut suspended below) slides out of the hole, around which the 

 perianth-lobes are connate, until its further progress is arrested by the button-like 



Fig. 471.— Dispersion of fruits and seeds by thi wind. 



> Serueio milgarU. » Adenium Honghel. ' Valeriana Iripteri». * Typha Schuttleworthii. » Eriophorum angxutifoliim. 

 ' CtfnancAum/uteatum. ' MUnmeria nervom. » and > Taraxacum oßciaale. i° Salix ityrnnitet. 



stigma. The perianth here forms a beautiful parachute, with the nut hanging 

 freely below at the end of a string, like an enterprising balloon-gymnast. 



From the fruits and seeds equipped with parachutes we pass to those which are 

 embedded in masses of wool or in envelopes of silky hairs, and are thereby enabled 



