8 Bangioide», Bangiacepe, Bangia. 



miim in sporas mutatis?). In foliis Zosteracearum epiphytica pr. 

 «Georgetown» Tasmanise (R. Gunn). — Lfete roseo-purpurea, 5-8 

 mm. alta, hal)itu quasi Bangiam ciliarem typicam referens. 



II. Species riipicolae, ex olivaceo lutescentes, nunc pui'pui'ascentes, demum sor- 

 dide fuscescentes, fllis longioribus adultis centim. longit. superantibus, en- 

 dochromatibus subdivisis in fllo adultiore evidentius distantibus, liyalino 

 spatio latiore distinctis. 



2. Bangia lutea J. Ag. Alg. mar. Medit. p. 14, Till Algern. Syst. VI, 2 

 p. 32, t. 1, f. 14-17, Kuctz. Sp. p. 359, Tab. Phyc. III, t. 27, IV, 

 Derh. et Sol. Mem. physiol. Alg. p. 64, t. XVI, f. 13-19, Rahenh. 

 Fl. Eur. Algar. III, p. 400, Bangia hidentata Kuetz. Phyc. germ. 

 p. 195, Tah. Phyc. III, t. 28, IV, Bangia pallicla Kuetz. Sp. p. 

 359, Tah. Phyc. III, t. 28, V, Bangia pallescens Kuetz. Sp. p. 360, 

 Tah. Phyc. III, t. 29, IV, Bangia coruscans De Not. in Kuetz. 

 Sp. p. 360, Tah. Phyc. III, t. 29, f. V, Bangia fusco-purpurea 

 coruscans Do Not. Sp. Alg. Lig. p. 62. — Filis juniorihus cy- 

 lindraceis, rectiusculis, singulis, conspicue articulatis,adultiorihus in- 

 crassatis curvatis areolatis, articulis in cellulas quaternas unicam 

 seriem longitudinalem demum formantes suhdivisis, endochroma- 

 tihus in filo juniore et adultiore contractis, invicem spatio hyalino 

 evidentiore distinctis. 



Hal). ad rupes vehementissimo fluctuum motu expositas in mari 

 Mediterraneo. — Luteo-nitens, elongata, stratum longe lateque ef- 

 fusum in rupil)us suhemersis efficiens. Frondes s;epius rectiuscula^, 

 nec ut in Bangia crispa plus minus tortse. 



3. Bangia virescens Fosl. Mar. alg. of Norway 1890, pag. 62, t. II, 3 

 f. 2-9. — Filamentis cylindraceis, simplicibus, articulatis, 12-30 p.. 

 crassis, dense intricatis atque crispis, articulis sequalibus aut usque 

 3-plo breviorihus, luteo-virentibus. 



Hal). in rupihus ad oras Finmarchite (M. Foslie). — Stratos 

 efficit crassiusculos, uiiiformos, subinde extensos, superficie rugosos 

 vel undulato lacunosos, quasi Vrosporam referentes. 

 1. Bangia crispa Lyngh. Hydrophyt. Dan. p. 82, t. 24, A, Kuetz. Sp. 4 

 p. 359, Tab. Phyc. III, t. 28, f. 6, Rabenh. Fl. Eur. Algar. III, p. 

 400, Chauv. Recherches p. 36 excl. synon., .7. Ag. Till Algern. Sy- 

 stem. VI, p. 33, t. 1, f. 18-22, Bangia glohifera Kuetz. Sp. p. 360, 

 'J'al). Phyc. III. t. 29, III. — Filis huraore expansis roctiusculis, 

 exarescentihiis in funiculos eximic contortis, adultioril)us incrassatis 

 curvatiS;, arcolatis, articulis iii ccUulas (![uat(!rnas per plures series 



