646 Spn.ERococcoiDE.t. Sph&rococctts. 



turn cxinJo pendentem aliquantulum diversum. Fruclu.s detecti forsan alias 

 nolas pra-bent. 



Species inqitirenda. 



4. Si'H. CONCESTUS (R. Br. mscr.) fronde gelatinoso-cartilaginea fili- 

 form! ramosissima, ramis confortis, ramulis liorizonlalibus seta- 

 ceis loviter incurvis secundis. 



Fucus congestus R. Br. in Turn. Ilisl Flic, lit. lab. 179. 

 Sphaerococcus congestus Ay. sp. p. 321. 

 Clioudrus congestus Grev. ; Kulz. sp. p. 738. 



Hah. ad insnlas Kent et V. Dienion. 



"Caulis 3 4-uncialis et ultra, Icrcs, in feme pennae Mendinae crassitie, 

 sensim altenuatus, ramis undiquc obsitus sporsis, cauli homogeneis sed 

 tenuioribus, crebris, patulis 2 3-uncialibus, simili ratione compositi^. 

 Ramuli setacei, remotiusouli, patentcs, leviter incurvi, sccundi, subulati, 

 vix lineam longi. Fruclus ignotus. Color fusco-lateritius; cxsiccatae atro- 

 purpureus. Substantia gelatinoso-cartilaginea, carnosa, tcnax." Ag. I. c. 



"Ramorum minorum dispositioiic cum F. nciculari consentit; liujusque 

 instar Fuci I'rondem liabet fills pellncidis articidatis longi tudinalib us intus 

 repletam." Turn. I. c. 



Ex analyst, quam dedit Turnerus, costa immersa pcrcursam fere 

 crcderes. A Kulzingio, qui specimen vidisse dicit, ad Ghondrum refcrtur. 

 Milii species penitus ignota. 



CIX? PHACELOCARPUS Endl. ct Dies. Bot. Zeit. 4845 p. 

 290. Ctenodus Kulz. Phycol. p. 407. Mont. Voy. Bonile p. 78 

 in excurs. sub Suhria, et in Ann. des Sc. Mars 1844. I'ha- 

 celocarpns et Kiictonodus Kutz. sp. p. 76971. Spliwrococci, 

 Gelidii, Suhria; etc. sp. Auct. 



Frons compressa distiche peotinata, aut toretiuscula cf (juoquoversuiu 

 aculeala, triplici strato tubuni arliculalum centralem ambient^ 

 contexta; interiore lilis elongalis arliculalis lon<jitudinalibus donso 

 intricatis; inedio cellulis majoribus rotundatis, extoriorc collulis 

 ininoribiis subverticaliter radianlibus. Fruclus utriusque gcnoris 

 in axillis aculeorum jtedict'llati. Coccidia ylobosa, goniinidia 

 ininuta oblonya, in lilis a placenta inajjna radianlibus plurima, 

 inlra pcricarpiuin cellulosuni, deimnu carpostomio apcrtinn, fu- 

 ventia. Nemathecia fore clav;eformia, in cryptis infra stiporlicipm 

 cxsculptis spluerosporas parietales fasciculatas oblongas xonaliin 

 divisas yorcntia. 



