36 Karl E. Hirn. 



[II] p. 248). Germania: inter Hilden et Hackhausen prope Rhenuin (sec. Royers p. 34 sul> 

 nom. Oe. cryptoyorum Ktz.); prope Escherhausen haucl procul a flumin. Weser (sec. Suhr 

 p. 259). 



ß vulgare (Monogr. p. 73). 



Hab. in 



Asia: in insula Koh Chang civit. Siarn (sec. West [II] p. 74) et in insula Ceylon (sec. 

 West [III] p. 127) Indiaä Orient. Allstria: in rivulis ad Bergreichenstein Boheniise (sec. 

 Pascher mscr.) ; ? variis locis Austrise infer. (sec. Hansgirg [II] p. 436). Brifannia: York- 

 shire, Bradford (sec. West [I] p. 15). Germania: prope Winnefeld haud procul a fl. Weser 

 (sec. Suhr p. 260). 



Exemplaria in Koh-Chang collecta magnitudinem habent, sec. West: 



crassit. cell, veget 5 — 7, 5 << , altit. 3 — 5-plo major; 



oogon 19—20 „, „ 18—23 ,i; 



„ oospor. . . , . . 17, 5 — 18, 6 „, „ 13—14 .,. 



Oe. cyathigerum (Monogr. p. 252). 



Hab. in 



Britannia: Yorkshire, Rawcliffe Common Anglise (sec. West [I] p. 16 et [VIII] p. 62, 

 fig. 14 B). Germania: Pinneberg prov. Schleswig-Holstein (sec. Heering p. 21 c. fig.). 



Oe. decipiens (Monogr. p. 266). 



Hab. in 



America bor.: Iowa City, Iowa (Herb. Colli ns). Britaunia: Senens, Com wall Anglise 

 (sec. West [V] p. 4). Dauia: in insulis Faeroensibus, „G-jov" ad Tvaeraa (sec. Hailas in 

 Bnrgesen [I] p. 335 et [II] p. 249). Germania: Lüneburger Heide (Schmidt p. 65). 



Oe. dictyosporum (Monogr. p. 103). 



Exs 1903 in Wittr., Nordst. et Lagerh. Alg. exs. Fase. 30, N:o 1401 immixt. (aus 

 dem Fundort bei Mogy Guassü ; cfr. Monogr. p. 104). 



Oe. dioieum. 



Cfr Oe. perspieuum p. 45. 



Oe. echinospermum (Monogr. p. 199). 



Hab. in 



Austria: in stagnis ad Alland Austriae inferioris (sec. Hansjgirg [II] p. 435); in stagno 

 turfoso inter Moldau et Sarau Bohemias (sec. Pascher p. 166). Pennia : Sb. Pielavesi, Nie- 



