■■■ 
Koenig!a Islandica L. 
] 
fbt 
fia. 
Polygonum 
$ 4 $), faS, 
p, ('t .Crt vl.l' . ‘ i ( ^ C*«-aAk! 
P. Fowleri Robinson ^ 
,‘fH'tc 
P. prolificum (Sraall)Robinson 
?. avioulare L. 
fiC, ,Wr^a 
P. avic. v. littorale (Link)Koch 
P. avic. v. vegatum Ledeb,. ^ 
fit . bC , SC fC 
