FLORA OF JETISKY. 35 



2. POTAMOGETON L. 



1. P. NATANS L. 



Native. Stagnant water. Very rare. July to September. 



Marsh near the Greve d'Azette. Bab. Still in a stagnant 

 pond close to Bashford's Vineries and the adjoining 

 ditches. 

 Common in France. 



2. P. POLYGONIFOLIDS Pourr. (P. OBLONGUS Viv.) 



Native. Swamp^y places. Local. June to September. 



St. Brelade's Bay. La Moie. St. Ouen's Pond. Le 

 Marais, St. Ouen's. 

 Guernsey. Eather local in France. 

 Var. PSEUDO-FLDITANS Syme (fide Arthur Bennett), a deep- 

 water form with very long petioled floating leaves, occurs in a 

 quarry pool at La Moie. 



3. P. PLAXTAGINEUS DuCrOZ. (P. HORXEMAXNI ileycr. P. COLOKA- 



T0S Hornem.) 



Native. Shallow water. Very local. July to September. 



Abundant round the edge of St. Ouen's Pond. 

 Guernsey (rare). Normandy (i-are). W. France (Local). 



4. P. CBiSPUS L. 



Native. Ponds and streams. Local. June to September. 



Ditches near George Town. Pool at Nohmont Point. St. 

 Peter's Valley. Grouville Marsh. 

 Guernsey. France. 



5. P. PBCTINATUS L. 



Native. Ponds. "\'ery local. June to August. 



St. Ouen's Pond. Bah. and ./. Piquet {sj}. ! ). 

 Guernsey. Frequent near the sea in France. 



3. Zanxichellia L. 



1. Z. palustbis L. 



Native. Ditches near the sea. Bare. 



Samares Miles, St. Clement's. J. Piquet, sp. 1900 ! 

 Guernsey. France. 



Juncaginacese. 



Teigloohin L. 

 1. t. palustrb l. 



Native. Jlarshy places. Local. Jmae to September. 



