NORTIIUMBEELANT) AND DUEHAM. 269 



3. J. glaucus, Sibth. Native. British type. Area C, N, D. 



Kange 1, 2. 



Common in damp places, ascending in the "Wear district to 400 

 yards near Copthill. 



4. J. diffuMis, Hoppe. Native. English type. Area C, IST. 



Eange 1. 



Doubtless often passed over as the preceding. It has been 

 seen by Professor Oliver and J. G. Baker in Coquetdale near 

 Alwinton, and on the slope of Simonside, 250 yards; in South 

 Tynedale at Thorngrafton, at Cramlington, and on Newcastle 

 Town Moor. 



5. J. maritimus, Sm. Native. Maritime. British type. 



Area C, N, D. Range 1. 



Scattered along the coast in inundated places. Alnmouth, 

 Embleton, Blyth, Hartlepool, Seaton Carew, &c. 



6. J. acutiflorus, Ehrh. Native. British type. Area C, N, D. 



Range 1, 2. 



Common in swampy fields and thickets, ascending to 450 yards 

 at the head of the Broadstruther Burn, Cheviot, and to 500 yards 

 in Rookhope and Langdon Dale. 



7. J. lamprocarpus, Ehrh. Native. British type. Area C, 



N, D. Range 1-3. 



Common in damp grassy places, ascending to 550 yards on 

 Cheviot, 650 yards on Highfield. Yar. nigritellus, Don. was 

 gathered in South Tynedale by John Thompson, in Lipwood 

 Moss and in a swamp near the Bourn House. 



8. J. ohtusiflorus, Ehrh. Native. English type. Area N, 



D. Range 1. 



Low-country swamps, rare. Gathered formerly in Prestwick 

 Carr and at Polam near Darlington. Still plentiful at Hell 

 Kettles, on the Durham side of the Tees opposite Croft. 



