— 255 — 



Herd. Pl. Semenov. Bull. Mose. 1868, I p. 424; Rgl. PI. turk., Acta H. 

 Petrop. VI p. 487; Franchet PI. turk. Ann. sc. nat. Bot. 6 Ser. 18. 1884 

 p. 254; Hooker fl. brit. Ind. V. p. 646; O. Fedtschenko, Spisok rast. p. 171. 

 A tree 10 — 12 m high. 



A la i mountains: Nr. 449, 450, 463, at Olgin Lug. Alt. 2600 m 

 -3000 m . June 20-21 1888. 



Area: Middle and Central Asia. 



3. J. excelsa M. Bieb. ; Ldb. fl. ros. III p. 682 ; Bunge reliq. Lehman, 

 p. 501; Buhse Aufz. Transe. Pers. Pfl. p. 205; Bois. fl. or. V p. 708; 

 Aitchison Afghan Delim., Transact. Lin. Soc. 1888 p. 113; 0. Fedtschenko 

 Spisok rast. p. 170. 



A small tree. 



Pamir: N. 1465, Prov. Goran, in the Anderab-pass. Alt. 3700 m . 

 Oct. 6. 1898. 



Area: South eastern Europe, western, middle and central Asia. 



Lemnaceæ. 



Lemna L. 



1. L. minor L.; Ldb. fl. ros. IV p. 16; Trautv. Enum. Song, 

 p. 97; Bois. fl. or. V. p. 29; Hooker fl. brit. Ind. VI p. 556; 0. Fedt- 

 schenko Spisok rast. 1. c. p. 145. 



Buchara: N. 1679, in a pond. May 17. 1899. 

 Area: AH over the world. 



2. L. gibbaL.; Bois. fl. or. V p. 30; Hooker fl. brit. Ind. VI p. 17; 

 Telmatophace gibba Schleiden; Ldb. fl. ros. IV p. 17; Buhse Aufz. Trans- 

 cauc. Pers. Pfl. p. 206. 



Buchara: N. 1729, in a ditch. May 29. 1899. 



Area: All over the world, but as it seems not in the tropics. 



Typhaceae. 



Typlia L. 



1. T. angustifolia L. ; Ldb. fl. ros. IV p. 2; Kar. Kir. Enum. 

 Song. 1. c. p. 520 ; Bgl. et Herder PI. Semenov. 1. c. p. 425 ; Bois. fl. or. 

 V p. 49; Lipsky Bot. Eksk. sa Kaspij, Sapiski Kiew. Obs. Jestestw. XI 

 1900 p. 20, 0. Fedtschenko Spisok rast. p. 144. 



Ghiwa: N. 2090, at the river Amu Daria. Aug. 13 1898. 



Area: Europe, Africa, northern America, northern and western Asia. 



