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VII. Polygonum L. 



9. P.vivipamm L.; Ldb. fl. ros. III p. 519; Trautv. Enum. Songor; 

 p. 79 ; Bunge reliq. Lehman, p. 487 ; Rgl. et Herd. pi. Semenov. p. 86 ; 

 Bois. fl. or. IV p. 1027; Franchet pi. turk. 1. c. p. 246; Hook. ft. brit. Ind. 

 V p. 31; Duthie I.e. N. 80; Hemsley fl. of Tibet p. 197; O. Fedtschenko 

 Spisok rast. p. 135; B. A. et O. A. Fedtschenko Rast. Pamira p. 64 ; 

 A. T. Gage : A Census o. t. Indian Polygonums, Records o. t. bot. Survey 

 of India II 1903 p. 388; 0. Fedtschenko Flore du Pamir St. Petersb. 

 1903 p. 183. 



Pamir: N. 800, near the Alitshur-stream at Bosalä. Alt. 2900 m . 

 July 16. 1898; N. 965, in marshes at the lake Jashil Kul. Alt. 2800 m . 

 July 26. 1898. 



Area: Arctic regions, high mountains of the temperate regions. 



10. P. pamiricum Korshinsky in Mém Ac. Imp. Sc. St. Petersb. 

 1896 p. 98 ; B. A. et 0. A. Fedtschenko Rast. Pamira p. 65 ; 0. Fedtschenko 

 fl. du Pamir p. 183. 



Pamir: N. 645, on the seashore of the salt-lake Kara Kul., Alt. 4000 m , 

 July 1. 1898; N. 880, in marshes at the Alitshur-stream, Alt. 3800™, 

 July 22. 1898; N. 1203, at the salt-lake Tus-Kul., Alt. 3800 m , Aug. 31 . 

 1898. 



Area: Pamir. 



11. P. amphibium L., var. natans Moench ; Kar. Kir. Enum. alt. 

 I.e. p. 740; Ldb. fl. ros. III p. 520; Trautv. Enum. Song. p. 79 ; Bunge 

 reliq. Lehman, p. 487 ; Rgl. et Herd. Pl. Semenov. I.e. p. 86; Bois. fl. or. 

 IV p. 1028; Hook. fl. brit. Ind. V p. 34 ; O. Fedtschenko Spisok Rast. 

 p. 125; Gage Polyg. India I.e. p. 394. 



Pamir: N. 1443, prov. Ishkashim, in a pond at Rang, Alt. 2700 111 , 

 Oct. 1. 1898. — Ghiwa: N. 2078, in a pond, former an arm of the 

 river Amu Daria, at Giaur Kala, Aug. 11. 1899. 



Area: Northern Europe, northern America, Sibiria, western and middle Asia. 



12. P. Hydropiper L.; Ldb. fl. ros. Ill p. 523; Buhse Aufz. transk. 

 pers. Pfl. p. 194; Trautv. Enum pi. Songor. p. 80; Bunge reliq. Lehman, 

 p. 488; Bois. fl. or. IV p. 1029; 0. Fedtschenko Spisok rast. p. 136; 

 Gage Polyg. India 1. c. p. 401. 



Persia: N. 2160, prov. Gilan, near Resht, Sept. 14. 1899. 

 Area: Europe, northern Africa, northern America, Sibiria, central, middle 

 and western Asia. 



13. P. lapathifolium L. ; Kar. Kir. Enum. alt. I.e. p. 740; Ldb. fl. 

 ros. III p. 521; Trautv. Enum. Song. p. 80; Bunge reliq. Lehman, p. 487; 



