580 Phaeozoosporinae, Ectocarpaceae, Phycocelis. 



1. Entonema penetrans Reinsch Contrib. Alg. Fung. p. 1, t. 1, f. I, ioo7 



De Toni \. c, Streblonenwpsis irriians Yal. in Mittheil. Zool. Nat. 



zu Neapel IV, 4, (1883), p. 489 c. tabula!, Sauvageau in Journ. 



de Botanique VI, (1892), p. 160, tab. III, f. 28-29. — Characteres 



generis. 



Ilab. in frondibus Cystoseirge opuntioidis Bory (in qui- 



bus protuberantias gallseformes efficit) in sinu Neapolitano maris 



Mediterranei (Valiante); in aliis algis ad Tergeste maris Adriatici 



(Reinsch). 



PHYCOCELIS Stroemf. [1888] in Notarisia III, p. 383 (Etym. phycos 

 alga et celis macula), De Toni Syst. Uebers. Fucoid. 1891, p. 181, 

 Kjellm. Handbok I, p. 80, Engl. & Prantl Natiirl. Pflanzenfam. 

 60. Lief. p. 188. — Thallus minutus, epiphyticus, parte decumbente 

 disciformi, 1-2-stratosa, filis erectis brevibus simplicibus rarius 

 rainosis, pilis hyalinis intermixtis; gametangia sive dense stipata" 

 et e disco basali directe exorientia sive in filis erectis lateralia 

 aut terminalia, ssepius filiformia, longitrorsum uniseriatim (medio 

 nonnunquam usque ad 4-seriatim) locellata, paraphysibus haud 

 concomitata. 



Obs. Opinionem clari Kjellman amplectens hoc genus ab Asco- 

 cyclo Magn. sejunctum retinui, etsi Reinke (Algenfl. p. 44) et Foslie 

 (New or crit. Norw. Alg. 1894, p. 17) eidem autonomiam haud 

 tribuant. 



1. Phycocelis reptans (Crouan) KjeUm. Handbok I, p. 81 (ex parte), 

 in Engl. & Prantl Natiirl. Pflanzenfam. 60. Lief. p. 188, Ascocyclus 

 reptans Reinke Algenfl. westl. Ostsee p. 44 I, Atlas deutscher Mee- 

 resalgen tab. XV, f. 3-6, Ectocarpus reptans Crouan Fl. Finist. 

 p. 161, tab. XXIV, 158, f. 3-4, vix Kjellm. Ectoc. t. 2, f. 8, My- 

 rionema (Phycocelis) reptans Fosl. New or crit. Norw. Algae 1894, 

 p. 17. _ Discis plus minus orbicularibus, singulis ad 3 mm. diam., 

 dein margine confluentibus et tunc maculas majores ad 6 mm. 

 latas efficientibus, primitus uni-, demum bistratosis et tunc 10- 

 17 fj. crassitie sequantibus; fihs erectis csespitulum velutinum ef- 

 formantibus, simplicibus, circ. 8 a. latis, 6-8-articulatis, celkilis 

 vero diametro usque 4-plo longioribus, cellula terminali pilum 

 elongatum hyalinum gignente; sporangiis phirilocularibus hxnceo- 

 latis, pedicello 1-4-cellulari fultis, media regionc pluries longi- 

 trorsum locellatis, basi apiceque uniseriatim loccUatis. 



1008 



