Eii-Fioridea^ Rli()(l('i'liylli<lc,T, Rlio.loiiliyUis. 339 



Subfamilia II. RHODOPHYLLIDEyE Schmitz. 



RIk dnpldjUidea^ Schmitz [1881»] Syst. Uchors. Floi-id. p, 8, Sclim. et Haii|)tfl. iii 

 Eii-1. Sc Prniitl Natiii']. Flianzenfam. 142 (1896) p. 376. 



Frons plana, subinde foliacea aut complanata, nunc furcatim irre- 

 f];ulariterve, nunc subdistiche pinnatim ramosa. Cortex scepius tenuis, 

 intus grosse, extus minute cellulosus. Pars frondis mediana axi cen- 

 trali tonui artioulato, alterne lateraliter ramoso percursa. Cellula auxi- 

 liaris C33spitul()s ramellorum numerosos (|uoquoversum aut locis defl- 

 nitis evolvens. 



Conspectus generum. 



UhodoiihijlUs Kiictz. — Tlialhis planus, siibiiule foliaceiis, furcatim aut irregu- 



laritei' (quasi [linnatim) rnmosus, modio axi centrali articulato lateraliter 



alterne ramoso pcrcursns. Cortex plerumque teiiuis. 

 AcanthncoccHs Hook. er, Harv. — Thallus complanatus, siibdisticiie pinnatim 



ramosus. Stratus meduUaris crassiusculus, dense subtiliterque filamcatosus. 



Coctex. dense contextus. 



RHODOPHYLLIS Kuetz. [1847] in Botan. Zeitung 1847, p. 23, Sp. 



MsiiVi p. 780 (Etym. rhodeios roseus et phyllon folium), J. Ag. 

 Sp. n, p. 387, Epicr. p. 360, Anal. algol. II (1894), p. 58, Ardiss. 

 Phyc. Medit. I, p. 215, Schmitz ct Hauptfl. in Engl. & Prantl Na- 

 tiirl. Pflanzenfam. 142 (1896) p. ?>1Q, Leptophyllium Naeg. [1847] 

 Algensyst. p. 236, Bifida Stackh. [1809], Wigghia Harv. [1846], Ino- 

 chorion Kuetz. [1643] Phyc. gener. p. 443, Stictophyllitm Kuetz. 

 [1847] in Botan. Zeitung 1847, Dictyopsis Sond. [1854] in Linnsea 

 XXVI, p. 419, Fuci, Sphmrococci, Rhodymenite, Halymenice, Ci- 

 liaricc, Calliblepharidis, Delesserim, Euthorce, Callophyllidis, Cla- 

 dhymenicB, Laurencia3, Kypnece sp. — Frons membranacea, dicho- 

 tomo-decomposita segnientisciue marginalibus obsita autpinnatifida, 

 nunc obseure venosa, cellulis interioribus rotundato-angulatis ma- 

 joribus paucissimis seriebus ordinatis, nunc interspcrsis angustio- 

 ribus venas formantibus, corticalibus subsingula serie utrin({ue di- 

 spositis. Cystocarpia s;iepius juxta marginem inllata. intra pericar- 

 pium C(dlulis aut omnil)us radiatis aut extrorsum radiatis, introrsum 

 concentricis anastomosantibus, hinc laxioribus carpostomii loco se- 

 cedentibus conflatum, nucleolos plures, filis sterilibus radiantibus 

 separatos, foventia; nucleoli filis fasciculatis a placenta centrali 

 ra'liantibus articulatis orti. in articulis superiorilius carposporas 



