199 



This annual plant resembles the perennial aS'. verrucosa M. Bieb. 



so much, that it could be considered as an annual variety of it. 



N. 2030. Cbiwa, oa dry plaius between Chodsheli and Kunja urgents h • 



June 27. 1899. 

 Area: Southern Russia, Southern Siberia, middle- and central Asia. 



48. S. rigida Pall. ; Ldb. fl. ros. Ill, p. 809 ; Trautv. Enum. 

 pi. songor. p. 68; Bunge reliq. Lehm. p. 471; Bunge Enum. p. 435; 

 Bunge in Rgl. et Herd. I.e. p. 403; Buh.se I.e. p. 189; Bois. ft. 

 or. IV, p. 962; Aitchison Afghan. Delim. p. 103; 0. Fedtschenko 

 1. c. p. 131. 



N. 1884. By the river Amu Daria between Tshardshui and Chiwa, in 

 desert (of „Loss") by Kara Aigir. June 26. 1899. 



N. 2001. Chiwa, on the mountain Sultan Babd. July 24. 1899. 



?N.2003. Ibid (sterile, white-hairy). 



N. 2029. Chiwa, on dry plains between Chodsheli and Kunja Urgentsh. 

 July 27. 1899. 



N. 2123. Transcaspia, by Babadurmaz near Askabad. Sept. 6. 1899. 



— — V. tenuifolia Bois. fl. or. IV, p. 963. 



N. 2214. Persia, in the mountains near Teheran. Sept. 28. 1899. 

 Area: South-western Sibiria, middle- and central-Asia, Persia, Afghanistan. 



49. 5. verrucosa M. Bieb. ; Mém. Soc. Imp. Nat. Moscou I. 



1806; Ldb. fl. ros. III, p. 814; Bunge Enum. p. 436; Buhse I.e. 



p. 189; Bois. tt. or. IV, p. 961; Hooker fl. brit. Ind. V, p. 18: 



Litwinow Herb. Fl. ros. N. 436; S. erkoides C. A. M. in Eichw. PI. 



casp. cauc.; Bunge reliq. Lehm. p. 471. 



N. 2024. Chiwa, on dry plains between Chodsheli and Kunja Urgentsh. 



June 27. 1899. 

 ]Sr. 2057. Chiwa, near Kunja Urgentsh. Aug. 1. 1899. 

 Area: Southern Russia, Southern Sibiria, Asia-Media. 



50. S. sp. 



This is a perennial Avhite-hairy plant, nearly without leaves, 

 but with many flower-balls and very succulent. The floral leaves 

 are longer than the bracteoles. The flowers are so young, that the 

 plant cannot be determined with safety. Perhaps it is a new 



