ORDER POLYGONACEJE. 103 



937. Poly gonum Hy dropiper, L. (Water Pepper). Native. 

 British type. Kange 1. 



II. Common about Chesterfield, Waterfall. 



III. Common about Derby ! Shirley, Linton ; Calke, 

 Purchas, J. B. 



Polygonum minus, Huds. 



Ingleby ; Walton, Nat. Hist. Tutbury. 



939. Polygonum aviculare, L. (Knot Grass). Native. 

 British type. Eange 1-2-3. 



Common ; several forms ! Ascends up to 450 yards over 

 Burbage, Baker, J. B. 



941. Polygonum Convolvulus, L. (Black Bindweed). 

 Colonist. British type. Kange 1-2-3. 



I. With the above in cornfields, Burbage, Buxton, Baker; 

 Matlock, B. and N., J. B. 



II. Common about Chesterfield, Waterfall. 



III. Common about Derby ! Fields between Tickenhall 

 and Repton, Purchas, J. B. 



Polygonum Fagopyrum, L. 

 Chesterfield, Pilkingtoris History. 



943. Rumex Hydrolapathum, Huds. Native. English 

 type. Eange 1. 



III. Near Burton -on -Trent, Harris; Repton, Green; 

 Swarkestone Bridge ! Osmaston-by-Derby ! 



944. Rumex crispus, L. Native. British type. Range 

 1-2-3. 



Common everywhere ! Ascends UD to 450 yards, Baker, 

 J.B. 



945. Rumex pratensis, "M. and K. Native. English 

 type. Range 1-2. 



I. Dove Dale ; Cromford Canal, Whatstandwell, B. and N., 

 J.B. 



III. Near Repton, Repton F. and F. 



Rumex alpinus, L. (Monk's Rhubarb). Alien. 

 I. One Ash Grange, Monyash, Bailey. 



947. Rumex obtusifolius, L. (Common Dock). Native. 

 British type. Range 1-2-3. 



I. Common about Matlock, B. and N., J. B. Ascends up 

 to 500 yards, Baker J. B. ; Dove Dale ! 



II. Common about Chesterfield, Waterfall. 



III. About Burton-on-Trent, Harris ; Calke, Purchas, J. B. 



948. Rumex nemorosus, Schrad. Native. British type. 

 Range 1-2. 



