GEOGRAPHICAL EXTENSION. 235 



America. Europe. Longitude. 

 Atriplex 



erecta Tern. 1 



patula Arc — Sta. Bor. — Med. 123 45... 9 



angustifolia Arc. — Tern. 123 



Beta 



maritima Tem.— Med. 12 3 4 



Salicornia 



herbacea Sta. Bor. — Med. 12 3 4 5 6 . . 9 

 radicans 



LXV. POLYGONEiE. 



Polygonum 



viviparum Pol. — Sta. Pol Med. 123456789 



Bistorta Arc. Bor.— Med. 1 2 3 4 5 6 .. 9 



amphibium Arc — Sta. Arc. — Med. 12 3 4 5 6 . . 9 



Persicaria Arc — Sta. Bor. — Med. 1 2 3456 .. 9 



lapathifolium Sta. Arc — Med. 1 2 3 4 5 6 .. 9 



Hydropiper Arc Bor.— Med. 12345 6.. 9 



aviculare Arc — Sta. Arc — Med. 12 3456.. 9 

 littorale ? 



minus Bor. — Tem. 123.5 



Convolvulus Bor. — Sta. Arc. — Med. 123 456 . . 9 



Fagopyrum Sta. Bor. — Med. . . 3 . . 6 . . 9 



Rumex 



Hydrolapathum Tem.— Med. ? 1 2 3 



crispus Bor. — Sta. Bor. — Med. 12 3 4 5 6 . . 9 

 pratensis 



aquaticus Sta. Arc?— Med.? . 2 3 . 5 . ? . 9 



alpinus Tem. — Med. 12 3 4 



sanguineus Bor.— Sta. Bor.? — Med. 1 23 .... 8 9 



acutus Arc — Sta. Bor. — Tem. 1 234 ... 8 9 



pulcher Tern. — Med. 12 3 4 



obtusifolius Sta. Bor. — Med. 12 3?.... 9 



