NORTH-WEST MONGOLIA AND CHINESE DZUNGARIA. 407 



Rtellaria nemorum, Linn. 



No. 300. Shade of Spniee, Birch and Poplar forests, very common and 

 universal, Amil River. 

 Distribution. Europe. 

 This appears to bo the true European species. 



Cerastium davurictjm, Fisch. 



No. 124. Southern aspects of the Great Altai, Upper Kran River, in the 

 ibasin of Black Irtish, 900 to 1700 m. 



Distribution. Turkestan and Mongolia ; Siberia from the Caucasus to the 

 Amur River, extending southwards to Kashmir and N.W. India. 



Cerastium lithospermifolium, Fisch. 



No. 57. Dry :^hady slopes where some soil has accumulated, mouutiiin- 

 sides 2600 m., Tannu-ola ilts., head of Saklya River. 

 FHstribution. Turkestan and N. Mongolia. 



Abenaria sp. nov. ? 



No. 375. Highest mountain-tops 1950 m., also open steppe valley-bottom.s 

 with dry flora, range of Sayansk Mts., steppes of Shabash Valley, Kamsara 

 River. 



Arenaria capillaris. Foil'., e. Formosa, Fisch., lusus a. alpinus, Regel. 

 No. 36. Dry desert hill-slopes and upland valley plateaus up to 2100 m., 

 Bodhon Valley, W. Tannu-ola Mts. 



Arenaria capillaris, Foir., ?. nardifolia, Ledeh. 



No. 55. Dry valley bottoms^ rockj'- hill-slopes and desert tlora 1200 to 

 2750 m., in alpine meadows on mountain-sides, AV. Tannu-ola Mts. 



Distribution (of species). The Ural Mts. eastward to British Columbia and 

 Western United States and extending northwards into the Arctic Circle, 

 F. 2^. Williams. 



TAMARISCINE.E. 



Tamarix sp. 



No. 164. Alluvial and sandy plains at 760 m. and under. Medium dry 

 conditions near dry watercourses and occasionally moist hollows, Kemchik 

 River. 



No. 199. Alluvial and gravel deserts, Borotella plains and south of 

 Dzungarian Gap. 



It is probable that these two specimens are the same species, perhaps 

 T. PallasiL, Desv. 



