206 FLORA OF THE LAKE DISTRICT. 



1 1 14. Butomus umbellatus, L. (Flowering Rush). Native. 

 English type. Range 1. 



C. In a pond at Irton. — (J. Robson.) River Wampool 

 near Kirkbride. — (Rev. R. Wood.) In a pool near Lazonby 

 Bridge, with Elodea canadensis on the north side of the river. 

 — (W. Hodgson.) 



1115. Triglochin maritimum, L. Native. Maritime. 

 British type. Range 1. Frequent in salt-marshes; Allonby, 

 Workington, Ulverstone, Cark, Flookborough, Milnthorpe, 

 etc. 



1 1 16. Triglochin palustre, L. (Marsh Arrow Grass). Native. 

 British type. Range 1-2. Frequent in swamps ; ascending 

 from the shore marshes at Flookborough to 400 yards on 

 Coniston Old Man ; 450 yards. — (Watson.) 



ORDER POTAMACE^E. 



1 1 18. Potamogeton densus, L. Native. English type. 

 Range 1. 



C. Allerby mill-race, near Maryport, where it is plentiful 

 enough to be a nuisance to the miller in the autumn season. 

 — (W. Hodgson.) In the Lowther at Askham. — (W. Hodg- 

 son.) Near Aspatria. — (Rev. R. Wood.) 



W. Ditches by the stream at the north end of Shap village, 

 with Chara hispida, 340 yards. — (Watson, B.) Plentiful in 

 Leith about the bridge at Clibburn. — (B.) 



1 1 19. Potamogeton pectinatus, L. Native. British type. 

 Range 1. 



C. Bassenthwaite Lake. — (W. Dickinson.) 



1121. Potamogeton pusillus, L. Native. British type. 

 Range 1. 



