FLORA OF DUMFRIESSHIRE. 163 



Potamogeton rufescens. Schrad. 



Records: D/s. — J. Cruickshank, 1836. Ji^cd. — J. Fingland, 1890. 

 JJ/g^.—G. C. Druce, 1883. 



Localities : Nithsdale — Lochar Moss, J. (tu.; Fingland Lane, J. 

 Fn. (Has been confirmed for three counties by Mr Bennet). 



Potamogeton lanceolatus. Sm. 



Records: Dfs.—\N. Stevens, 1848. Kcd.—V. Gray, 1850. 



Localities : Nithsdale — Dumfries, P. Gr.; foot of Morton hills, 

 Locherben, Auchenbainzie Loch, W. St.* 



Potamogeton heterophyllus. Schreb. 



Records: D/s. — Dr Davidson, 1886. Kcd. — J. Cruickshank, 1836. 

 Wgt.—G. C. Druce, 1883. 



Localities : Nithsdale — Lochrutton, F. W. G.; Maxwelltown Loch, 

 J. Cru., P. Gr.; Guffockland Dam, Dr Dv. (Confirmed for three 

 counties by Mr Bennet). 



Potamogeton lucens. Linn. 

 Record: b, acuminatus, Kcd. — F. R. Coles, 1883. 

 Locality : Tarff, F. R. C* 



Potamogeton zizii. Roth. 



Records: Dfs.—V. Gray, 1850. Kcd.—Y. R. Coles, 1883. Wgt. 

 — G. C. Druce, 1883. 



Localities : Nithsdale — Dumfries, P. Gr.* 



Potamogeton praelongus. Wulf. 



Records: Kcd.—Y. R. Coles, 1883. IVgt.—G. C. Druce, 1883. 

 Locality : Tarff, F. R. C. (Confirmed by Mr Bennet). 



Potamogeton perfoliatus. Linn. 



Records : Dfs. and Kcd. — P. Gray, 1850. 



Localities : Nithsdale — Dumfries, P. Gr.; Lincluden, Hn., S.-E. 



* Require confirmation. 



