In the Altaian, near the tree limit, in grass-grown places, and in brush-wood. In 

 flower at the end of July. 



Distribution: Siberia, northern Mongolia. 



Rosa acicularis Lindl. Rosarum Monogr. (1820) p. 44; Kegel, Tent. Rosar. Monogr. 

 (1877) p. 18; KpLiJT. $ji. A.rr. II (1903) p. 413. Rosa GmeliniBunge in Ledeb. Fl. Alt II, p. 

 228; Karel. et Kiril. Enum. PI. Fl. Alt. no- 236; Ledeb. Fl. Ross. II, p. 75; Turczan. Fl. Bai- 

 cal.-Dahur. (1843) p. 638, no. i35.Rosa alpina var. Turczan. Cat. Baical. no. 44. 



Very common on the islets in the rivers Abakan and Yenisei, where it begins flow- 

 ering in the middle of June. The species was also found by me near Kushabar and 

 scattered in the Urjankai country, for instance near Ust Kamsara and Ust Tara-kem. 



Distribution: The species is distributed over northern and middle Europe, Siberia, 

 to 70° north lat., northern Mongolia, Manchooria, Sakhalin, China, Japan. (The record 

 from North America requires further authentication). 



Rosa cinnamomea L. Spec. PI. ed. II (1762) p. 703; Regel, Tentam. Rosar. Monogr. 

 (1877) p. 39; Ledeb. Fl. AU. II, p. 227; Karel. et Kiril. Enum. PI. Fl. Alt. no. 323; Ledeb. 

 Fl. Ross. II, p. 76; Turczan. Fl. Baical.-Dahur. (1843) p. 637, no. 434; Kpi,i.i. *.i. A.it. II 

 (1903) p. 413. Rosa Dahurica Pall. Fl. Ross. p. 61; Turczan. Cat. Baical. no. 443. 



Rather common on the islets in the rivers Yenisei and Abakan, where I have collec- 

 ted it with buds and full-blown flowers in the second half of June. 



Distribution: Northern and middle Europe, the Caucasus, Avestern Asia, Siberia, 

 northern Mongolia, eastern Asia, North America. 



Rosa pimpinellifolia L. Spec. PI. ed. II (1762) p. 703; Lindl. Rosarum Monogr. p. 50; 

 Ledeb. Fl. Alt. II, p. 227; Karel. et Kiril. Enum. PI. Fl. AU. no. 324; Ledeb. Fl. Ross. II, 

 p. 73; Turczan. Fl. Baical.-Dahur. (1857) p. XXI, no. 1419; Regel, Tentam. Rosar. Monogr. 

 p. 20; Epwji. <I>jr. A.it. II (1903) p. 411. 



On dry hills, in thickets of foliferous trees between Karatus and Kushabar; in part 

 past flowering about the middle of July. At Ust Kamsara with nearly ripe fruits in the 

 middle of August. 



Distribution: Europe, south-western Asia, southern Siberia, northern Mongolia, 

 Manchooria. 



Rubus Chamaemorus L. Spec. PI. ed. II (1762) p. 708; Ledeb. Fl. Alt II, p. 231; 

 Turczan. Cat Baical. no. 405; Ledeb. Fl. Ross. II, p. 71; Turczan. Fl. Baical.-Dahur. (1843) 

 p. 603, no. 396; KpBi.T. *.t. A.ri. II (1903) p. 410. 



On Sphagnum-hogs near Kalna, between Ust Sisti-kem and Ust Kamsara, and in 

 moist moss-grown places in the forests between the Tara-kem and the Dora Steppe. 

 Already past flowering in July. 



Distribution: Northern Europe, Siberia, northern Mongolia, northern Manchooria, 

 Sakhalin, Japan, North America, Greenland. 



276 



