650 SPH.OOCOCCOIDE.E. Arachnophyllnm. 



Tri- vcl quadri-pollicaris. Radix scutata. Frons inferne teres, lineam 

 fere crassa, mox dichotome divisa, ramis basi teretibus, sensim in ramulus 

 compresso-planos, 3 / 4 lin. latos, dichotomos vel sparsim ramosos abeuntibus. 

 Hnmuli cosla media prominente instructi sunt, margiuc liinc inde raracllos 

 IIIVNCS, dcntiformes vel ciliiformes, snbulatos, erectos, subincurvos emit- 

 tcntcs. Color roseo-coccincus \cl dilute rubcr. Substautia exsiccatae 

 cartilaginea. 



Fragmentum, quod vidi, ramulis ciliato-dentatis caret, quare habitus 

 ;ib aliis speciebus satis ditTert. Structura sino dubio satis convenient; 

 altamen quffidam diversitas adesi; fila interiora laxiora ct magis Iransver- 

 saliter excurrentia-, stratum externiun angustiiis, cellulis rotundatis super- 

 ticiem versus minoribus. 



TIUBUS II. DELESSERDE1. 



Fila gemmidiifcra a cellula placcnlari majori egredientia, supra fun- 

 dmii cystocarpii depresso-bemispluerici in orbcm radiantia. Splirc- 

 rosporaj soros ambitu subdelinitos, in superficie conspicuos, 

 formanles, triangule diviscp. 



CX. ARACHNOPHYLLUM Zan. Sagg. p. 46. Mtoplnlli sp. 

 Slenagh. 



Frons lilifonnis decomposito-dicliotoina, collulis longitudinaliier bi- 

 seriatis constituta. in axillis dilatatis sorijjera. __ Coccidia .... 



9 



Sort sphaerosporis paucissimis, saepins 2, constantes. Sphccro- 



sporcc splucrica? trianjjule divis;c. 



Frons araclinoidoa, (iliun articulatiiin referens; Olum vcro non 

 tiuica scrie collulaniin superpositaruin, sod duabtis constituitur, 

 ipiaio (Vons revora plana ot angustissima, collulis "ominatis, ^oni- 

 culis altcrnanlibus aut raro o rofjiono positis. Infra axillas rotun- 

 datas Irons dilatatur, scries gemma; collularum (juasi distciuluntur, 

 ot collulaj spatii intcrjccti IVuctifcnc cvadunt. Sphaerosporae in bis 

 rormantur spliajricac et triangule divisa?, sajpius geminaa, mine tenuo 

 et (jiiaternaj soruin inlVa-axillarcm formanles. Coccidia i^jnota. 



Genus nuper detecta: speciei a Zanardinio formatmu, babilu 

 pcculiari ma;;is ijuam diversitaLn slructuroc aut friicliium dijjnoscon- 

 diim. A Mencghiniu, qui speciom primus doscripsil, ad Nitopbylluni 

 n'l.ila, cl a Kut/injjio ad Afjlaopbyllum, co^nila quoijuo opiniono 

 /.mardinii de diirorentia gonerica, rcdiiclum. Milii ipsi ;;enus ^i- 

 lo[ili\llo certo proximum adparet, alque in riostra bodicrna et incom- 



