NORTH-WEST MONGOLIA AND CHINESE DZUNGARIA. 401 



Ranunculus affinis, 1\. Br., var. /3. tanguticus, Maxim., forma 



DAsYCAKPrS. 



Xo. 65. Upland plateau valleys on dry slopes at about 2150 m. on the 

 W Tannu-ola Mts. at the head oi; the Saldya River. 

 .Distrlhution (of var.). Kansu and N. Thibet, Maxim. 



Ranunculus altaicus, La.nn. 



No. 1379. Mountain-summits on drv patches and among rocky boulders, 

 alt. 1800 m., Ulug Taiga, Sayansk Mts., Upper Japsa Mts. 



Disfyibution. Turkestan eastwards to the Behring Straits, and in China. 



Ranunculus Cy3Ibalaria, Pursh. 



Xo. 91. Marshes and lagoons on the dry side of desert lakes and on lake 

 shores -where submerged in spring, Uriu Nor and Achit Nor. 

 Distribution. Altai, Tian Shan, and Arctic Siberia. 



Ranunculus propinquus, ('. .1. Mey. 



No. 3:-'8. Sandy gravel of the dry rivers near the Upper Amil River. 



I>idribution. Southern Siberia and Altai. 



Ranunculus natans, C. A. Meij., spec, sterilia. 



No. 80. Small shallow lakes at the foot of Kundelun glaciers with 

 Sjihaijiutin and Erioplwrum. 



J.'istribittion. N.W. Mongolia, Baikal region, and North America. 



Ranunculus badicans, C. A. Mey. 



No. 407. Sandy banks on edges of rivers, Lower Kamsara River. 



Distribution. Southern Siberia, Altai, and N. (_'hina. 



Ranunculus sceleratus, Linn. 



No. 438. Swamps at the margin of Lake Todju Kul. 

 Distribution. Europe eastwards to the Loo Choo Islands, southwards to 

 Annam and in N. Africa. 



Ranunculus sph^erospermus, Boiss. et Blanch. 



No. 105. In marshes and lagoons by the sides of desert lakes, Achit Nor, 

 and mountain lakes on the Yamartu Plateau. 



Distribution. Morocco, Mesopotamia, and Persia. 



Trollius asiaticus, Linn. 



No. 265 a. On the edges of cultivated land and Pine forest shade, 

 Kushabar. 



Distribution. The Altai and Ala Tau Mts. eastwards to Manchuria. 



