120 POLYGONACE/E. 



P. maritimum, Linn. 



3 Several plants at Par on sand heaps near the harbour, 

 'Davey, R./.C., 1911, p. 387. 



P, lapathifolium, Linn. 



5. Perranporth, 1916, Thurston. 



*Var punctatUltl, Gremli. 



5. Perranporth (approaching var. punctatum) 1916, Rilstone. 



6. Falmouth, 1917, Thurston. * With golden glands on under 

 side of leaves as well as on the perianth." B.E.C., 1918, p. 

 307. 



*Var. incanum, Lej. & Court. 



5. Rejerrah, Newlyn East, 1916, Rilstone. 



P. amphibium, Linn. 



7. Kennack Sands; Hayle Kimbro pond, Lizard road, 1914, 

 Thurston. 



Var. terrestre, Koch. 



3. Looe dust-heaps, 1918, Rilstone. 



P. Bistorta, Linn. 



1. Dipper Farm, Whilst one, 1917, Tresidder. 



3. "Port Looe. Couch" (Flora). Still at Port Looe near West 

 Looe, 1917, Mrs. and H. M. M. Perrycoste. ^ "Lostwithiel, 

 Key's Flora of Devon and Cornwall, 1865-71 ' (Flora). 

 Several patches on roadside, Lostwithiel, 1920, Thurston. 



P. cuspidatum, Sieb. & Zucc. 1 . Rockv Valley near Tintagel. 

 1915, Thurston. 5. Gwithian. 6. Gear quarry near road 

 from Gwennap to Stithians, abundant; Enys, Mylor; Perran- 

 wharf, 1921, R. L. Smith and W. D. Watson. 7. Releath, 

 Sithney, Hosking, R./.C., 1911, p. 387. 



Fagopyrum sagittatum, Gilib. 



3. Duchy Terrace, Minions. 1920, Harvey. 



5. Trevemper Bridge near Newquay, 1913, Vigurs. 



6. Philleieh. 1913, Thurston. Lanner, 1921, R. L. Smith and 

 W. D. Watson. 



8. St. Erth; Lelant, 1912, Thurston. 



