303 



Common in all the districts. 



P. biforme, Walil., a doubtful variety. 



Bab. Man. 309. 



1. Honington. 



Earliest record 1773. Sir J. Cullum. 



7. P. mite, Sclirank. Mild Persicaria.. 

 Bab. Man. 309. Hook. St. FJ. 345. 



Annual weed ; in wet places. August, September. 



1. Honington; Fakenham; Troston: Bury, Hb.Wils.. 

 3. Lound||: Beccles. 



Earliest notice 1831. Herb. Wilson. 



8. P. Hydropiper, Linn. Water Pepper. 



Bab. Man. 309. Hook. St. Fl. 345. H. & 8. 72. Hist. Fram. 

 Hist. Yarm. Hist. Wher. Top. Bot. SufE. B. and W. Galp. 98. 

 Annual weed ; by shallow streams and ditches. 

 Frequent in all the districts. August, September.. 



Earliest notice 1798. Eev. G. Crabbe. 



9. P. minus, Huds. Lesser Persicaria.. 



Bab. Man. 309,10. Hook. St. Fl. 346. H. & S. 72. Top. Bot. 

 Sufi:. E. and W ? Galp. 98. 



Procumbent annual weed ; edge of pools or streams. 



August, September. 

 1. Edge of pool, Fakenham Wood. 

 3. Bungay, H. & S. : Beccles ; Worlingham; Carlton 

 Colville : St. Margarets (E.A.H.), Galp. 



Earliest record 1860. Henslow and Skepper. 



10. P. aviculare, Linn. Knot Grass* 



Bab. Man. 310. Hook. St. Fl. 346. H. & S. 72. Hist. Yarm. 

 Hist. Wher. Top. Bot. Stiff. E. and W. Galp. 98. 



Annual weed, usually procumbent ; in fields and wastes. 

 Common in all the districts. May to September*. 



a. P. agrestinum, Jord. 



1. Honington ||. 2. Nayland. 



b. P. vulgatum, Syme. 

 1. Honington. 



c. P. arenastram, Bor. 

 1. Honington 1 1. 



