Myxophyceae, Cliamsesiphonacege, Chamaesiphon. 137 



viridi; gonidiis circ. 2 [u diam., sparsis, in gonidangiis oblongo- 

 cyiindraceis effomiatis. 



Ilab. in vaginis Desmonematis Wrangelii Ag. in «Seebach» 

 Austriie superioris (Beck, Schiedermayr), in Scytonemate tu- 

 ricensi rivulorum alpinorum tyrolensium (Heufler), « Aussee » 

 Germaniae (Bulnheim) et prope «Elberfeld» (Royers), prope « Ago- 

 sta» in reg. Veneta (Venturi), in Calotriclie mirabili in fonte 

 «Fiirstenbrunnen » prope Salisburgum (Sauter), in Audouinella 

 violacea, in Clado phorarum speciebus, in Ulotriche va- 

 lida passim in Bohemia (Hansgirg, Schroeder); locis variis Si- 

 lesise (Kirchner), Virtembergiae (Kirchner), montium Tatrensium 

 Galicia? (Rostafinski, Gutwinski), Bosnia^ (Protic); in Suecia 

 prope Holmiam (Lagerheim), Anglia (West); in Cladophora insigni 

 Hispania3 (M. Levin), in insulis Faeroensibus (Boergesen); ad 

 «Pungo Andongo» Africjie (Welwitsch); in fluvio «Lutsche» di- 

 tionis Thibetana} (Holderer); in Minnesota Amer. bor. (Tilden), 

 in loco « Semerang » dicto insulse JavcTS (Benecke); passim in 

 Australia (Nordstedtj, ins. Portorico (Moebius). 



2. CHamaesiphon Rostalinskii Hansg. Phys. und Alg. Studien p. 164, 347 

 Prodr. II, p. 123, Spluvrogoniam gracile Rostafinski 1. cit. p. 294, 



— Cellulis claviformibus vel cylindrico-elongatis, s;epe dense ag- 

 gregatis, apice 2-5 [i. crassis, 13-21 (rarius 40) \u longis; contentu 

 pallide roseo-rufo; vagina achroa, tenui. 



Hah. m Oi^dogoniis, Cladophoris aliisque algis filamen- 

 tosis, rarius in saxis per Bohemiam passim (Hansgirg); in regione 

 Tatrica in cataractis (Rostafinski). — Var. [3. minor Hansg. : cel- 

 lulis 1-2,5 [X. crassis, 5-9 [x. longis; ceterum ut in specie typica. In 

 puteo ad «S. Prokop » Bohemia^ (Hansg.) et in Galicia (Gutwinski). 



Sectio II. Vaginae coloratae. 



3. Chamaesiphon polonicus (Rostaf.) Hansg. Prodr. II, p. 123, Algol. 348 

 u. Bacteriol. Mittheil. (1891), p. 353, Spha^rogonium polonicum 

 Rostaf. Spha^rog. p. 299. — Cellulis ellipticis, cylindricis, raro ova- 

 libus vel piriformibus, 3-6 \i. crassis, 8-12, raro 5-15 [i. longis, 

 dense congestis; contentu pallide rufescenti vel fere achroo, vagi- 

 naque rufa usque ferrugineo-flava colorata, apice plerumque aperta, 

 pauloque ampliata; gonidiis (?) 2-6 [x. longis. 



Hab. in rivulis alpinis fluviisque, in saxis et plantis adhajrens 

 Bohemia3, Dalmatia;, Bosniaj, Carinthijv (Hansgirg), regionis Tatricie 

 Galicia; (Rostafinski, Gutwinski). 



