1648 Eu-FlorideaB, Soliizymeniese, Scliizymenia. 



canioso-gelatinosa, filis elongatis articulatis parce raniosis densis- 

 sime intertextis stratuni centrale fonnantibus; stratuin corticale 

 filis verticalibus moniliformibus brevioribus muco cohibitis con- 

 textum. Cystocarpia minutissima, sparsji, frondi immersa, intra 

 stratum periphericum nucleum adparenter simplicem ambitu defi- 

 nitum, secedentibus fiUs periphericis demum Hberatum foventia; 

 nucleus filo interiore vix conspicue mutato adfixus siibsph;ericus, 

 intra lobos obconicos, a puncto basafi radiantes, arcte conniventes, 

 carposporas plurimas rotundato-angul itas, sine ordine conspicuo 

 conglobatas et quasi nmco cohibitas fovens, Tetrasporangia (ubi 

 cognita) cruciatim divisa. 



Oh^. Frondes coccinea? aut purpurascentes, colore in sanguineum, 

 filacinum, amethystinum aut hepaticum vel senifi aHate immo in 

 fuscescentem tendentes, plerumque magnte, late expansae, carnoso- 

 plame, sessiles aut plerumque stipite evidentiori fififormi-plano 

 insidentes, siaepius gregarire; lamina JuveniHs plerumque integra, 

 senifis in plurimis fissa. 



1. Schizymenia Dubyi (Chauv.) J. Ag. Sp. II, p. 171, Epicr. p. 123, 2588 

 Ardiss. Phyc. Medit. I, p. 142, Schmitz Klein Beitr. Florid. IV 

 (1891) p. 4, Ir/dma Dahyi Hohen. Meeralg. n. 545, Platymenia 

 cordata J. Ag. in Act. Holm. 1849 p. 85, Schizymenia cordata 

 J. Ag. Sp. II, p. 176, Epicr. p. 122 (nisi ad Halymeniam latifo- 

 liam Crouan pertineat?), Trid<jea elliptica Kuetz. Phyc. gener. 

 (1843) p. 396, Sp. p. 725, Tab. Phyc. XVIT, t. 4, Irid<ra Monta- 

 gnei ?3ory in Mont. FI. d'AIger. p. 124, t. 12, Kuetz. Tab. Phyc. 

 XVH, t. 5, f. a-h, Schizymenia minor J. Ag. Sp. II, p, 172, 

 (iion Schizymenia minor Zanard. nec alior, auctor.), Nemastoma 

 ■minor J Ag. Alg. mar. Medit. p. 90 (non Zanardini), Iridcca minor 

 Eirdl. Gen. plant. suppl. III (1813) p. 30 partim (species collectitia!) 

 non Iridcea minor Kuetz. ((pi;e ;id Kallymeniam pertinet), Euhy- 

 menia Dabyi Kuetz. Sp. p. 743 (excl. synon.), Tab. Phyc. XVH, 

 t. 80, Halymenia Dahyi Chauv. in Duby Botan. Gall. p. 944, 

 Nemastoma Duhyi J. Ag. Alg. mar. Medit. p. 96, in not., Kally- 

 menia Dubyi Harv. Phyc. Brit. tab. 123 (excl. synon.). — Stipite 

 brevisslmo, compresso, in frondem obovatam aut cordato-ovatam, 

 margine undulatam, gelatinoso-carnosam, vinoso-purpuream, denique 

 irregulariter fissam aut fere sul)p;^Imato-lobatam cuneatim expanso; 

 cystocarpiis punctiformibus, maculas informes pnecipue in frondis 

 parte superiore occupantibus. 



