Eu-Floridese, Spyridieae, Bracebridgea. 1437 



adinodum paucse, quasi spatia triangularia geniculorum occupantes. 

 Ex his cellulis tetrasporangia proveniunt, plerumque interiore la- 

 tere seriata, nunc vero opposita. 



Species inquirenda. 



18. Spyridia dasyoides Sond. in Linnsea 1852, p. G80, J. Ag. Epicr. 2252 

 p. 272 (nomen). — Frondc primaria subcornea, solida, depresso- 

 quadrangulari, distiche ramosa, ramis tenuioribus ramulos mono- 

 siphonios articulatos ramelliferos gerentibus; ramellis densis pili- 

 formibus rigidiusculis subincurvatis acutis articulatis, articulis dia- 

 metrum wquantibus, geniculis purpureis; cystocarpiis obtuse tri- 

 lobis, pedicellatis. 



Hdb. ad « Holdfast Bay » Novas Hollandiae (Mueller). — Frons 

 8-9 cm. longa, in parte inferiore circ. 2 millim. crassa, subdicho- 

 tome divisa, ramis 4-6,5 cm. longis. Ramuli ramellos gerentes 

 6-14 millim. longi, monosiphonii, articulati, articulis diametro bre- 

 vioribus. Ramelli rigidiusculi, acutissimi, fere 1 millim. longit. 

 metientes. Cystocarpia in ramulis lateralia, breviter pedicellata, 

 lobata. Color frondis purpureus. 



Species a genere excludendse. 



19. Spyridia glomerulifera Wilson est Thamnocarpus glomuliferus 

 J. Ag. nisi forsan novum genus (Perischelia J. Ag.). 



20. Spyridia tasmanica J. Ag. Sp. II, p. 342 est Wrangelia setigera 

 Harv. 



21. Spyridia pellucida Harv. in Lond. Journ. Bot. III, p. 444 est 

 eadem species ac Antithamnion nvucronatum J. Ag. 



Genera incertoe sedis, hinc Wrangeliaceas, illinc Spyridiaceas affinitate forsan 

 tangentia. 



BRACEBRIDGEA J. Ag. [1894] Analecta algologica contin. I, p. 101, 

 et cont. V (1899) p. 114 (Etym. a claro J. Bracebridge Wilson, 

 de phycologia Nova? Hollandiae optime merito). — Frons cylin- 

 dracea, vage decomposito-ramosa, ramis extimis conspicue atte- 

 nuatis, elementis quasi heterogeneis composita, axili nempe regione 

 siphonibus cylindraceis oblongis superpositis seriem unicam ccn- 

 tralem formantibus constituta, intcrmcdio strato siphones axiles 



