OCTANDRIA TRIGYNIA 296 



778. POLYGONVM (amphibium vulgo Po- 

 tamogeto con foglie di Salcio ) floribus pen- 

 tandris, semidigynis, staminibus corolla lon- 

 gioribus . Linn. Spec. PL G.p. 5 17. 



Persicaria ilorum staminibus quinis , corollam 

 superantibus , stylo bifido . Ilort. Cliff. \i. 

 Roy. Lugbd. 21G. 



Potamogeton salicis folio . C.B.P. 193. 



Ad ripas Tiberis , sign. ad Renella . 



779. POLYGONVM ( Mydropiper, vu/go Per- 

 sicaria urente ) floribus hexandris, semidigy- 

 nis , foliis lanceolatis , stipulis submuticis . 

 Linn. Spec Plant. 9. 5 17. 



Polygonum foliis lanceolatis, floribushexandris 



semidigynis . Mat. Med. 18]. 

 Persicaria floribus hexandris , semidigynis . 



Flor. Svec. 320.343. 

 Persicaria florum staminibus senis , stylo bifl- 



do . Roy. Lugbd.216. Linn. Hort. Cl/ff./\6. 

 Persicaria urens, sive Hydropiper . C.B.P. 101. 

 Hydropiper. Dod.Pempt.60']. 



In bumidis, pluribus in locis . 



780. POLYGONVM ( Persicaria vulgo Persi- 

 caria non urentej floribus hexandris, spicis 

 ovatooblongis, foliis lanceolatis, stipulis ci- 

 liatis . Linn. Spac. Plant. io.^?.ji8. 



Persicaria florum staminibus senis, stylo dupli- 



