ORDER LEMNACEyE. 209 



1 132*. Potamogeton plantagineus, Ducr. Native. British 

 type. Range i. 



C. Swamps in the moss at Newton Regny, gathered by 

 Mrs. King and myself in 1883. Mossy ditch near Hurrock 

 Wood, on Ullswater. — (W. Hodgson.) 



1 1 35. Ruppia maritima, L. Native. Maritime. British 

 type. Range i. 



C. At ClofFocks, near Workington. — (W. Dickinson.) 

 W. Shore ditches just out of Arnside towards Mihithorpe 

 (van rostellata). — (B.) 



1 136. Zannichellia palustris, L. Native. British type. 

 Range i. 



C. In the bed of Goldrill Beck close to Ullswater.— (W. 

 Hodgson.) Mill-race, Aspatria East Mill ; also in the race at 

 Allerby Mill with Potamogeton densus ; at both stations plenti- 

 ful.— (W. Hodgson.) In the river Ellen.— (Rev. R. Wood.) 



X137. Zostera marina, L. Native. Maritime. British 

 type. Range i. 



C. On the shore at Bootle, cast up with the tide. — (W. 

 Dickinson. ) 



ORDER LEMNACE^. 



1 138. Lemna minor, L. (Duck Weed). Native. British 

 type. Range i. Frequent in ponds in the low country, up 

 to 300 yards at Shap. — (Watson.) 



1 141. Lemna trisulca,'L. Native, English type. Range i. 

 C. Ditches at Gosforth. — (J. Robson.) 



O 



