27:; 



Ilab. Elorofti, at Nohori and Shibetoro. 



Distrib. Widely distributed over the temperate and colder regions of the northern 

 hemisphere and the alpine districts in the tropics. 



304. Selaginella helvetica, Link! Fil. Hort. Bcrol. (1841), p. \ ~>^\ Baker, Journ. of Bot. 

 1883, p. 46; Ledeb. PI. Ross, rr, p. 501; Max. Fl. Amur. p. 336; Franchet, PI. 

 l)av. p. 344; Fr. A: Sav. Enum. II, p. 199. 

 Ilab. Shikotan, on moist rocks. 



Distrib. Alpine regions of central Europe, Caucasus and Persia, northern China, 

 Manchuria and northern and middle Japan. 



EQUISETACEjE. 



305. Equisetum arvense, L.; Ledeb. Fl. Ross. IV, p. 486; Max. Fl. Amur, p, 333; F. 



Schm. Fl. Sach. p. 204; Fr. & Sav. Enum. n, p. 202. 

 Ilab. Kurile Islands t (Max.). Shumshu (Akakabe). 

 Distrib. Arctic and north temperate regions and also in the Himalaya. 



306. Equisetum limosum, L.;Milde, Fil. Eur. p. 227 ; Ledeb. Fl. Ross. IV, p. 489; Turcz. 



Fl. Baie.-Dah. n, p. 356; Reg. & Til. Fl. Ajan. p. 127; Max. Fl. Amur. p. 334. 

 11a b. Kur He Islands ! (Max . ) . 



Distrib. Arctic and northern temperate regions of Europe, Asia (northern and mid- 

 dle Japan J and North America. 



307. Equisetum hyemale, L. ; Led. Fl. Ross, rv, p. 490; Max. Fl. Amur. p. 334; F. Schm. 



Fl. Sach. p. 204; Fr. & Sav. Enum. II, p. 203. 

 Hob. Etorofu, at Furubetsu. 



Distrib. Europe, northern Africa, northern and eastern Asia, and North America. 



308. Equisetum variegatum, Schleich. Cat. PI. Helv. (1807) p. 27; Ledeb. Fl. Ross, rv, 



p. 490; Rnpreeht, Distrib. Crypt. Vase. p. 26; Trautv. & Mey. Fl. Ochot. p. 

 106; Trautv. Fl. Terr. Tschuk. p. 40; F. Schm. Fl. Amg.-Bur. p. 73. 

 Hob. Urup! (Rnpreeht). 



Distrib. Europe, northern Africa, northern Asia and northern North America. 



OPHIOGLOSSACE.33. 



309. Botrychium Lunaria, Swartz, Syn. Fil. p. 171; Rnpr. Distrib. Crypt. Vase. p. 33; 

 Ledeb. Fl. Ross, rv, p. 504; Reg. & Til. Fl. Ajan. p. 128; Max. Fl. Amur. p. 

 336; F. Schm. Fl. Sach. p. 205. 

 Hab. First Island, Shumshu (Rnpreeht). SJ/ikotan. 



Distrib. Europe, western and northern Asia, northern and middle Japan, Alaska 

 and British America to Colorado and the northeastern States; also in Australia and 

 Tasmania. 



