NORTHUMBERLAND AND DURHAM. 263 



Marsden, where it has appeared within the last two years (G. S. 

 Brady). 



Order 9. ALISMACE^. 

 1. ALISMA, L. 



1. A. plantago, L. Native. British type. Area C, N, D. 



Eange 1. 

 Frecxuent in ponds in the low country, ascending to the Till at 

 AYooler. 



2. A. ranunculoides, L. Native. British type. Area C, N, D. 



Hange 1. 



Bogs and pond sides, not uncommon. Holy Island, Aln- 

 mouth, Alnwick Moor, Dunstanbro', Spindlestone, Prestwick 

 Carr, Monkton, Marsden, Fardingslake, "VVhitbnrn, East Morton, 

 Barnard Castle, &c. 



2. SAGITTARIA, L. 



1. S. sagittifolia, L. Native. English type. Area D. 

 Range 1. 



In Billingham Beck, and some of the ditches near the Tees 

 below Stockton (P. B!). 



2. BUTOMUS, L. 



1. B. ujnlellatus, L. Native. English type. Area D. 

 Bange 1. 



Planted at Beadnell, Howick, and Wallington. With the pre- 

 ceding in its stations near the Tees mouth. In the Skerne at 

 Houghton-le-Skeme (M. A. Lawson). Gathered by the Bev. J. 

 Symons in the Browney. 



3. TRIGLOCHIN, L. 



1 . T. maritimum, L. Native. Maritime. British type. Area 

 C, N, D. Range 1. 



Frequent in salt marshes all along the coast. 



