NOKTH-WEST MONGOLIA AND CHINESE DZUNOARIA. 429 



Vaccinium Oxycoccus, Li)iii. 



No. 284. In Heath association on lialf-ilricd swamps under Bircli and Tine, 

 Kiishabar, and in the dryini;- swamp association near Petropoh)w^k on the 

 Ainil River. 



Distril/ution. The Northern Hemisphere. 



Vaccinium Vitis-Id-ica, Limi. 



No. 2.54. In open Pine and Birch forest or '-Taiga." Kalmakop^ 40 versts 

 A\'. of JMinusinsk. 



No. 344. Dry rocky slopes and on moss in the shade of tlie forest, Sistikem 

 Eivor. 



DistriJnttion. The Northern hemisphere. 



ERIOAGEM. 



(_'ass.\ni.ira calyculata, I). Don. 



No. 283. In Heatli association on half-dried swami>s nnder Pine and Birch, 

 Kushaliar. Bare. 



Distribution. Finland, Siberia, Japan, and North America. 



AxDKOJiEDA POLIFOLIA, Linn. 



Drying swamp association near Petropolowsk, Amil River. 

 Distribution. N. Europe, Siberia, Japan, and N. America. 



Phyllodoce taxifolia, Salisb. 



No. 1597. On the sides of the Sayansk Mts. from 1200 to 1800 m. in the 

 Upper Ja[isa and Kandart valleys. 



Distribution. Europe, the Baikal region, Kamtchatka, China and Japan, 

 and in North America. 



Ledum palustke, Linn. 



No. 282. In Heath association on half-dried swamps under Pine and Birch, 

 Kushabar. Rare. 



No. 338. Crevices of rocks on the slopes of the White Mountain ; also in 

 half-dried swamps in the Amil River Valley associated with Finns. 



Distribution. Europe, south and eastern Siberia, China, Japan, and N. 

 America. 



Rhododendron cheysanthum. Pall. 



No. 333. Above IGOO m. in the Upper Pinus and Abies forest zone, "White 

 Mountain, Sayansk Range, Tashkel Mts., and Great Japsa Range. 

 Distribution. Greenland, southern and eastern Silieria. 



