400 



INTRODUCTION TO PLANT GEOGRAPHY 



[chap. 



Fic;. 124. — Shingly heach hound hy swarded Lynic-grass {Klyinus areiKiiiiis s.l.). 



Farther down, hetween tide-marks in this sheltered inlet, the shore is darkened 



by algal growth. Hudson Strait, northeastern Canada. 



Fig. 125. — Looking down on a salt-marsh dominated by Pacific Silverweed 

 {Potentilla egedii agg.) (flowering) and Creeping Alkali-grass {Puccinellia phryganodes 

 agg.) (light-coloured stolons). Pipe gives scale. South coast of Baffin Island. 



