characteristic j-ellowish green colour, partly due to the dense and stilf hairs, jjartly to the 

 great number of large, yellow flowers — it is a verj' characteristic and easily recognizable 

 plant on these steppes, where it stiikes the eye at a great distance. The root contains a 

 blood-red pigment. In full flower in June. 



Distribution: The species occurs in southern Europe, from Spain and the south of 

 France, eastwards through Switzerland, Austro-Hungary, the Mediterranean counti'ies, 

 the Balkan Peninsula, southern Russia, south-western Asia, southern Siberia, eastwards 

 roughly to tlie Yenisei. The above variety is restricted to its eastern range, from about the 

 Thian-Shan and Alatau to the west. 



Onosma simplicissimum L. Spec. PI. ed. II (1762) p. 196: Ledeb. Fl. Alt. I, p. 183: 

 Karel. et Kiril. Enum. PI. Fl. Alt. no. 611; Ledeb. Fl. Ross. Ill, p. 127; Kpi.i.i. <I).i. A.ix. IV 

 (1907) p. 882. 



This plant has been found by me on stony decli%'ities on the steppes at Minusinsk, 

 near Tagarski osero. In flower at the beginning of July. 



Distribution: South-eastei'n Europe, Russian Turkestan, southern Siberia, east- 

 wards roughly to the Yenisei. 



Lithospernuini officinale L. Spec. PL ed. II (1762) p. 189: Ledeb. Fl. Alt. I, p. 174; 

 Turczan. Cat. Baical. no. 802: Ledeb. Fl. Ross. Ill, p. 130; Turczan. Fl. Baical.-Dahur. 

 (1850) p. 500, no. 814; Herder, PI. Radd. (1872) p. 504, no. 160; Kpto. $j. A.n. IV (1907) 

 p. 884. 



On the Abakan Steppe, near Askys, with young flower-buds in the middle of June; 

 scattered about Karatus and Kushabar. 



Distribution: Europe, except the most northern and south-western parts, Caucasia 

 and south-western Asia, Siberia, eastwards to about Lake Baikal. 



Pulmonaria mollissinia Kerner, Monogr. Piilmon. (1878) p. 47; Kpbu. $j. A-tt. IV 

 (1907) p. 886. P. mollis Ledeb. Fl. Alt. I. p. 179; Turczan. Cat. Baical. no. 807: Karel. et 

 Kiril. Enum. PI. Fl. Alt. no. 610; Ledeb. Fl. Ross. Ill, p. 137; Turczan. Fl. Baical.-Dahur. 

 (1850) p. 506, no. 819. P. angustifolia Herder, PI. Radd. (1872) p. 515, no. 169. 



In moist and shady, grass-grown places in the Amyl taiga and in similar habitats, 

 near Ust Sisti-kem. Past flowering in July. 



Distribution: Middle Europe, Caucasia, Siberia, in the Yenisei valley northwards to 

 61K.° north lat., and eastwards to about the government of Yakutsk, northern Mongolia. 



Mysolis palustris (L.) Lamarck, Fl. Franc. II (1778) p. 283; Turczan. Fl. Baical.- 

 Dahur. (1850) p. 509, no. 821; Herder, PI. Radd. (1872) p. 519, no. 172. 



var. nemorosa (Besser) Schmalh. O.i. C^tem- n K)h;h. Poccin II, p. 2.34; Kptu. $.i. A.it. 

 J\' (1907) p. 889. M. nemorosa Besser, Enum. PI. Volhyn. (1822) p. 52, no. 1464; Ledeb. 

 Fl. Ah. I, p. 188; Karel. et Kiril. Enum. PI. Fl. Alt. no. 616; Ledeb. Fl. Ross. Ill, p. 143. 



This variety, the most frequent one in Siberia, is very characteristic in having the 



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