JSitophyllum. SPIU-ROCOCCOIM.E. 607 



costa supra stipilem in veiias numerosas sursum cvanescentes 

 soluta, in frondes violaceo-carneas cuneato-flabelliformes di- 

 chotomo-pinnatiOdas marline limbriatas ahounte, soris puncli- 

 fo mi i bus coccidiisquo per partom siiporiorom frond is sparsis. 



Dawsonia Durvill.Ti Uory /. c. lab. -10 /?//. \\ 

 Aglaophyllum Dumll;vi Monl. Voy. lionilc p. 411! 



Hal), ad oras (Ihilcnsi'S America? australis (I)Trvillc). 



Frons usque 6-pollicaris, stipile rylindraceo pollicari dicliotomo, scg- 

 nu'iilis in laminas abeunlibus, inferno angustas dicliolomas, snpcrno diln- 

 tatas pinnatifulas, laciniis latilinlinem semipollicarem vix altingentibus 

 linoaribus ant snbcunoalis oblnsis, margino limbriatis (sec. Mont.). Vona 1 

 ex apice costai ad orlum laininarum inchoontos, plurimae laminas percur- 

 runt, sursum evanescenlcs. Sori in laciniis terminalibus plurimi, puncti- 

 formcs. ("occidia spha?rica |/| obscrva\it Montague. 



Species mihi ignota, ad tabulam Boryanam, collata descriptione Mon- 

 tagnei, hie cxarata. N. Smithii proxima videtur. 



4. Fronde sessili ant stipilata, in feme Denis paucis dic/iolonw- 



(mastomosantibus venosa. 



19. N. HILLLE (Grev. Crypt. Fl. t. 351) stipite brcvi cuneato in 

 frondom venis panels dichotorao-anastomosantibus inferno vono- 

 sam, rotundato-reniformem irrogularifor palmatilobatara abcnnto, 



18b. N. FUSCO-RUBRIM (Hook, et U(in\ in Loud. Journ. IV. p. 254) "sti- 

 pite filiform! elongato nunc dichotome ramoso nudo, ramis frondiferis, 

 frondibus ilabelliformibus lobatis vel longitudinaliter Ossis crasso- 

 membranaceis fusco-rubris, basi cuneatis in stipilem gradatim angu- 

 statis tcnuiter venosis, margine piano subintegcrriino, apicibus (exem- 

 plaribus nostris) lacoris, soris minutissirais punctiformibus coccidiisque 

 numerosissimis per tolam frondem sparsis. 



N. fusco-rubrnm //. el If. 1. c. Crypt, ant. p. 1GG! Harv. Ner. auslr. 

 p. 120. 



Cryptopleura fusco-rubra Kiitz. sp. p. s:i! 

 Hab. ad insulam Kerguclcn, Fucis mnjoribus parasitica. 

 Stipes 18 nncias longus, simplex v. irregulariter i-amosus, ramis in 

 frondes cuneatas elongatas exeuntibus. Frondes 35 uncias longaa, lati- 

 tudine varioc, ima basi obscure venosae, irregulariter profunde tissae, laciniis 

 cunealis linearibusve. Sori minimi, inconspicui. Splur-rospora 1 plerumque 

 solitarioe, per totam paginam frondis creberrime s[):irs;c. (loccidia frondi- 

 bus distinctis numerosa. Substantia tirma, basi snbcartilaginea. Color 

 luride fusco-ruber. Stirps N. llillia- simili--, sod abunde dill'ert colore, 

 spua;rosporis sparsis, stipiteque ramoso elongato." 



