Eu-Florideae, Grateloupiacese, Codiophyllum. 1599 



panditiir iii frondem altitudine usque seuiipedaloui, ab iina basi 

 divisam, infcrne segnientis subconcretis intricatam, superne llabol- 

 latim expansam, docomposito-dichotomam. Segmenta omnino li- 

 nearia, 4-4,5 nuu. circitcr lata, axillis patentibus separata, margine 

 ubique undulata et denticulis minutissimis acutiusculis subdupli- 

 cato-crenulata, apicibus obtusis. In segmentis senilibus denticuli fere 

 obsoleti sunt. Infra apices segmentorum sori rotundati cvolvuntur, 

 maculam pellucidiorem a^mulantes ; tetrasporangia his locis dense 

 aggregata, minuta, oblongo-rotundata, cruciatim divisa inter cellulas 

 superficiales parum mutatas nidulantur. Structura et substantia 

 generis. Coior pulchre roseus. Doceute J. Agardh, est ha^c species 

 distinctissima et pulchra, Crijptonemiw (Acrod. ?J crenulatce pro- 

 xima, sed multo tenuior et angustior atque colore roseo potius 

 Rhodymeniam Palmettam aut Rhodymeniam bifidam temulans. 

 Madefacta autem substantia sua fere chartacea aliam affinitatem 

 prodit, quco structura et fructu confirmari videtur. 

 3. Acrodiscus? crenulatus (J. Ag.), Cryptonemia crenalata J. Ag. 2521 

 Alg. Liebm. p. 11 in not, Sp. II, p. 235, Epicr. p. 163, Harv. Ne- 

 reis bor. Amer. II, p. 184, Kuetz. Tab. Phyc. XIX, t. 31, Phyl- 

 lophora denticidata Kuetz. Tab. Phyc. XIX, t. 77, L a-b, Phyl- 

 lophora crenulata J. Ag. Symb. I, p. 18, Aresch. Icon. t. II, Kuetz. 

 Sp. p. 791, Rhodomenia dentata Suhr mscr. (fide J. Agardh). — 

 Subcaulescens, caule abbreviato mox in frondem ecostatam diclio- 

 tomam et fere palmatifidam abeunte, segmentis foliolisque a mar- 

 gine prolificantibus cuneato-linearibus margine denticulatis; tetra- 

 sporangiis in sorum infra apices segmentorum rotundatum collectis. 

 Hah. in oceano Atlantico ad oras AmericiB australis, prope 

 Bahiam (Hb. Duby), ad «Pernambucco» (Hb. Arescoug), ad «Cura- 

 cao » (Hb. SuHRj. — Ab expansione radicali frondes plures semi- 

 pedales gregarie surgunt, stipite brevi infima basi teretiusculo, mox 

 plano cuneato et in frondem abeunte. Frondes cuneatae aut subli- 

 neares, unguem latse aut aliquando latiores, distanter dichotomae 

 aut subpalmatifidce, a margine et quandoquidem a disco proliferie, 

 truncato-obtuscC, margine denticulatte, denticulis bifidis trifidisque, 

 demum denticulis obsoletis crenatte aut immo integriusculcTe. Sori 

 infra apicem segmentorum rotundati, discum occupantes, in exsic- 

 cata planta maculam pellucidiorem referentes. Color ex roseo pur- 

 purascens in virescentem saepe tendens. Substantia membranacea. 



CODIOPHYLLUM Gray [1872] in Ann. Nat. Hist. 1872, p. 139 (Etym. 



