NORTH-WEST MONGOLIA AND CHINESE DZUNGARIA. 407 
STELLARIA NEMORUM, Linn. 
No. 300. Shade of Spruce, Birch and Poplar forests, very common and 
universal, Amil River. 
Distribution. Europe. 
This appears to be the true European species. 
CERASTIUM DAVURICUM, Fisch. 
No. 124. Southern aspects of the Great Altai, Upper Kran River, in the 
basin 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 shady slopes where some soil has accumulated, mountain- 
sides 2600 m., Tannu-ola Mts., head of Saklya River. 
Distribution. Turkestan and N. Mongolia. 
ARENARIA sp. nov. ? 
No. 915. Highest mountain-tops 1950 m., also open steppe valley-bottoms 
with dry flora, range of Sayansk Mts., steppes of. Shabash Valley, Kamsara 
River. 
ARENARIA CAPILLARIS, Poir., 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, Poir., $. NARDIFOLIA, Ledeb. 
No. 55. Dry valley bottoms, rocky hill-slopes and desert flora 1200 to 
2750 m., in alpine meadows on mountain-sides, W. 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. N. Williams. 
TAMARISCINE Æ. 
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. 
lt is probable that these two specimens are the same species, perhaps 
T. Pallasii, Desv. 
2H? 
