38 ^ 



Sphaerospcrmia interiore latere jiixta basin penicilloruin ses- 

 silia, sphaerica, sporidia quatuor intra sacculum hyaliuiira 

 foventia. 



Nucleus favellae filis brevisslmis ceiitrifii2,is ramosissi- 

 rais articulatis iuitlo constituitur. Filorum morpliosi sporidia 

 formantor, articulis peripliericis prlraum et dein versus ceu- 

 trnm seqnentibns in sporidia abeuntibus, douec omnes filorum 

 articuli in sporidia, tiiuc densissime stipata, transierunt, 



Griffithsiae proxiraum geuus, at defcctu involucri, pro- 

 prio sie dicti (et ab hoc pendeute) situ spbaerospermiornm 

 diverso, nee non ipsa struetura favellarura ab illa distin- 

 gueudura. Ut jam supra diximus ad Wrangeliam pertinent 

 species et aualjses plures fractus Dasyae a cel. Duby datae. 

 Wrangelia penicillata u4g» 



Huc pertinent synonyma: 



Dasya . spinella Duhi/ (sed minime Agardh,) II Mem, 

 sur Ics Ceramiecs p. 13, tab, II. f, 4 — 5. {nee ßg, 3.) 

 tah, III, /". 2 ! ! (fide spee. in ipsius herbario aliisque a Per- 

 reymondio commuuicatis ). — Montagne Crxjpt. noui\ de 

 France p, 4. (fide synonym.) 



Ceramium Boucheti Duhy Bot, Gall. p* 969. {^nec 

 Cer, Boucheri Duby 3Iem. sur les Ceratn, et Crouan in 

 Annal, des sc.) 



Wrangelia multißda nob, 



Grifßthsia vmltißda Ag, sp. 



Callithatnnion Pylaisaei Montagne Cent, p, 6. 



Huie est fructus omnino Wrangeliae; distat quideni ab 

 hoc genere (qualiter fuit olrra deterrainatum) fronde sua tota 

 articulata; sed haec diversitas in oranibus Ceramiorum gene- 

 ribos adest. Ceramium moniliforme Delapijl, quo suum 

 Callithamnion Pylaisaei condidit Montagne, mera Griffithsia 

 miiltifida mihi videtur, fide specimiiiiä, quod liberalitati in- 

 ventoris debco. 



