Gracilaria. SPREUOCOCCOIDEJ;. 591 



cartilaginca di-tricliotoma ramisque patenlisbimis apice furcatis 

 Mibiilalis nndique latoralitor obsita. 



Spha?rococcus divorgons Ag I. c. Sijst. p. 238. /i"/:.. sp, p. 773! 

 Plocaria divergens Mont. Fl. d'Altj. p. 72! 



Hal), in mari Ilispanioj ad Gades (Cabrera 1). 



Frons magnitudine, colore et substantia Gr. Confervoides. Hamilicalio 

 dicholoma, mine trichotoma, segmentis panels distanlibus patentibus et 

 fere ramiformibus. Hamuli laleralcs plurimi patcnlissimi subborizontales, 

 inferne nudi aut ramulis conformibus obsiti, apice plerumque furcati, ramis 

 suliiilatis patcnlibus. - - (loccidia (sec. Mont.) ad ramos ramulosqne ses- 

 sdia, bernispluBrica acuminata, ad spcciem mamillnlo-ostiolata. 



Ramitlcatio disticha, qua? buic adscribitur, a i quc parnm CM convcnit 

 ac aliis congeneribus, quibus ramos disticbos anlea tribaerunt. 



Hypn. divergens J. Ag. Aly. mcd. est diversa planta et ni fallor forma 

 monstrosa Gr. confervoidis, tuberculis lateralibus pedicellatis verrucoso- 

 subulatis obsita. Ulrum vera Grac. divergens ad Gr. confervoidem quoque 

 revocanda sit, an species vere diversa consideretur, specimine unioo viso 

 a me baud dijudicatur. 



6. On. AIIVATA (Ag. Aufz. p. 73) I'ronde toreti carnoso-carlilafjinoa 

 nndique ramosa, ramis laleralitor docomposito-ramulosis sa>pe 

 incurvis plus minus evidenter secundatis, apicibus ramulisque 

 lateralibus dentiformibus a basi crassiore subito acu(is, coccidiis 

 ad ramos sessilibus. 



SpbaBrococcus armatus Ag. 1. c. Kiilz. Sp. Alg. p. 774! 



Gracilaria armata J. Ag. Alg. Licbm. p. 15! 



Plocaria armata Mont. Bonite p. 100. Ft. d'Alg. p. 1\\ 



Hypnaea armata J. Ag. Alg. med. p. 149! 



Spha?rococcus confervoidc.s var. vcrnicosus Ag. up. p. 30G (partim et 

 excl. syn.) 



Fucus confervoides var. ramosissimus Bert. Amoen. p. 299!! (excl. 

 syu.) 



Sphafrococcus dimis Kulz,. P/iycol. 4i* tab. Cl. //. (non Ag.) 



Gig. dura Mont. Can. p. \ 00. 



Sphfprococcus multipartitus var. Mont. I'lant. dt' Bone (fide spec.!) 



Hab. in mari mediterranoo ct adrialico ad lillora Italia?, Gallia?, 

 Africa; usque ad Gades! 



Planta recens alrovircns, ca?spite magno denso lapides tegens. Fruns 

 usque pedalis, a disco late expanso ca3spitose surgens, lores, ramis elon- 

 galis per totam longiludincm lateralitcr ramulosis. Hamidi patentes, medii 

 plerumque longiorcs, 2 3-pollicares, omnes ramcllis aculeiformibus sirn- 

 plicibus aut dcnuo decompositis obsiti j sacpc in raimdo subincurvo e\lr- 

 riore latere plurimi et irregularitor secundati. Aculei laterales nunc 

 simplices ft a basi latiorc acuminati, unc siipernc divaricato-ramosi, 



