GEOGRAPHICAL EXTENSION. 



255 





America. 



Europe. 



Longitud 



Melica 









nutans 





Arc. — Med. 



12 3 4 5 6 



uniflora 





Bor. — Med. 



1234 



caerulea 





Arc — Med. 



12 3 4 



Holcus 









mollis 





Bor. — Med. 



1 23 



lanatus 



Sta. 



Bor Med. 



1234.. 



Arrhenatherum 

 avenaceum Sta. 



HlEROCHLOE 



borealis Arc. — 



Sesleria 

 caerulea Arc. 



Panicum 

 Crus-Galli Sta. 



Setaria 

 verticillata Sta. 

 viridis Sta. 



Sta. 



POA 



aquatica 



fluitans 



maritima 



distans 



procumbens 



rigida 



compressa 



alpina 



laxa 



bulbosa 



trivialis 



pratensis 



Bor. — Sta. 

 Arc. — Sta. 

 Arc. — Sta. 



Arc — Sta. 



Arc. 



Pol.? — Bor.? 



Arc. — Sta. 

 Arc. — Sta 



Bor Med. 123 4 .... 9 



Arc— Med. 12 3 4 5 6 7. 9 



Bor. — Med. 12 9 



Bor.— Med. 12345.. .9 



Tern.— Med. 12 3 4.6 

 Bor. — Med. 12345 . 



Bor. — Med. 

 Bor.— Med. 

 Bor.— Med. 

 Arc — Med. 



12 345 

 1234. 

 123.5 

 12345 



Tem.- 

 Tem. 

 Bor. - 

 Arc- 

 Arc- 

 Bor.- 



Med.?l ? 



-Med. 

 Med. 

 Med. 

 Tern. 

 Med. 



Arc Med. 



Arc— Med. 



1234 

 1234.. 

 123... 

 12.... 

 12345 . 

 1234 56 

 12 3 4 5 6 



. 9 

 89 

 ? ? 

 . 9 

 . 9 

 . 9 



