451 



tae, simplicea* subcyHndrtcac, articulatae , suberectae. — Go- 

 no physes nallae. 



Oedogoma in diversis mdividius (ucc in thalaroiiferis) ob- 

 vententia, solitaria rel irregulariter approximata, in ntraque 

 IfcaHi pagina spars a* 



%»• Dichophyllium Kiitz, (PhycoL gener* p* 337.) 



06*. Stratum mednllare in inaximo speciernm nnmero 

 monostromaticum, in 0. repente iantum distromaticwn, in 

 Z). trichode tetrastromaticnra. Clan Meneghini (Alg* ItaL e 

 Da/mat, p. 212.) paraphyses „a strato interiore ernrapentes" 

 dixit? ni in omnibus tamea ceteris Dictifoteis* in hoc quo- 

 <pie gene re a strato re qnidem vera coriicali eerie praveniuntt 

 Indite] nm an tern thalamia primitns obtegeits, ft em a© margo 

 paraphysinm acervnlos circnmdans, nil alind est nisi perider- 

 ms \fim thalH gelmea. 



Subgenus I. Eudicfyota* * 

 * Btchotomae* 



1. IHctyota Schroder! Grevill* 



Zonaria Sckroderi Agardh. Viva Schrodcri Merfens. 

 Huh. Ad oras BrasiKae. 



2. Bletyota denticulate. * 



Dichophyllium denttculatuut Kfite* 

 J2a£, Ad oras Genuenses. 



3. Bfctyota cflfata J, Agardh. 

 Bab. Mare Antillarum. 



4. Wctyota tUchotoma L&monr. 



D. Bartayreuana Laroonr. D. vulgaris Kfit*. (Phyefcl. 

 genaan.) Dichophyttium vulgare et dichotomum Kuti. (Pliy- 

 ^' gener.) Zonaria dichotoma et Bartayresiana Agardh. 

 *faffvrfr dichotoma Spreng. Itfra dichotoma Huds. IT, 



29* 





