360 Karl E. Hien. 



Exs. 1878 in Babenh. Alg. Eur. N:o 2546 et N:o 2548 (immixt.); 1877 in 

 Wittr. et Nordst. Alg. exs. Fase. 1, N:o 3 et N:o 7 (immixt.); 1878 1. c. Fase. 4, 

 N:o 152 (immixt.); 1883 1. c. Fase. 11, N:o 509 (immixt.); 1886 1. c. Fase. 15, N:o 

 703 (parce immixt.); 1898 in Phycoth. Bor.-Amer. Fase. XI, N:o 516. 



B. dioica, nannandria, gynandrospora, pauciramosa, ramis saepe longissimis ; 

 cellulis vegetativis- in sectione optica longitudinali subreetangularibus; oogoniis 

 ellipsoideis, patentibus vel rarius erectis, sub setis terniinalibns vel sub andro- 

 sporangiis vel interduin sub cellulis vegetativis sitis; androsporangiis sparsis vel 

 epigynis, 1 — ?-cellularibus; nannandribus prope oogonia vel rarius in iis seden- 

 tibus, antheridio exteriore, 1 — 4-cellulari; 



crassit. cell, veget. 16,5 — 23 t «, altit. iy 4 — 2 (rarissime ad 3)-plo major; 



„ oogon. 31 — 39 „, „ 45 — 63 «; 



„ cell, androsp. 13 — 16,5 „, „ 10 — 27 „; 



„ stip. nannandr. 14 — 18 „, „ 22 — 27 „; 



„ cell, antherid. 8 — 10 „, „ 5 — 7 „. 



Tab. LX, Fig. 376. 



Hab. in 



America bor.: Massachusetts (Herb. Collins); Conanicut, Rhode Island (1. c.); 

 (?) in aquis quietis prope Philadelphia (sec. Wood) et ad oppidum Bethle- 

 hem Pennsylvaniae. Aiistria: ad Franzensbad et ad Brüx Bohernise (Herb. Hans- 

 girg). Britannia: in fossis turfosis paludis Chy-an-häl prope Penzance AngUae. 

 Fennia: AI. in pago Godby par. Finström (Herb. M. Fenn.); Ab. ad oppidum Abo, 

 ad Bällby et Paloniemi par. Lojo, Skogsböle par. Kimito (1. c.); N. ad urbem Hel- 

 singfors (1. c.) ; Ka. in vicinitate oppidi Viborg (1. c.) ; Tb. Asemalampi par. Keuru et 

 locis nonnullis circa oppidum Jyväskylä (1. c.); Ob. in lacu Pintamojärvi par. Pudasjärvi 

 (1. c); Ks. locis permultis (1. c); Im. ad pagum Umba et in flumine Umpjok (1. c.); 

 Lv. in stagno Tetrina träsk (1. c.). Germania: in piscina ad oppidum Freiburg i. 

 Br. et in palude Jungholz prope Säckingen in Baden (Herb. M. Fenn.), in vicini- 

 tate oppidi Würzburg Bavariae (1. c.) nee non in lacu Behler-See haucl proeul ab 

 oppido Plön in Holstein (Herb. Lemmermann). Hibernia (sec. Wittrock). Nor- 

 vegia (sec. Wittrock). Suecia: Gtl. in Trollträsk par. Feringe (sec. Wittrock); 

 8m. ad Unnaryd jurisdictionis Vestbo (Herb. Lundell) et in fossis turfosis ad 

 Strömsberg prope oppidum Jönköping; Bah. coinpluribus locis (sec. Nordstedt); 

 Vg. ad Wimla par. Sandhem et in Hufvudnäsön prope Venersborg (Herb. Witt- 

 rock); Dal. ad Ekholmen et Hunnebyn par. Gunnarsnäs (1. c.); Vrm. ad Kristine- 

 hamn (sec. Wittrock); Uj)l. in Längholmen prope urbem Stockholm (Horb. Witt- 

 rock) et in Lassby backar prope oppidum Upsala; NI). ad Piteä (Herb. Wittrock) 

 et ad Salmis prope oppidum Haparanda (sec. Wittrock). 



T. XXVII. 



