NlTOPHYLLEJE. 21 



sectione factn transversali vi<li nervos ejusdem in juga 

 supra patinas pmminula et admodum ronspiriia transmu- 

 tatns In alia specie, <|iiain N. nuiffiitcrri proximam putavi, 

 organa *), qua- nervos dixi. hand minus evoluta putarem 

 at alio inodo ita disposita, ut duiii nervos inferiores et 

 magis evolutos in N. multinerve in juga supra t'rondera ele- 

 vala, atque admodum prominula, et h;ec juga deorsuin Ion. 

 gins in 1'ronde conspicue disjuncta, eadeni in 2V. twnoxa 

 Dullouiodo in ejusinodi juga elevata disjuncta observavi, 

 sed potius in t'ascias dilatalas <|uasi contiuentia, t'ere putares 

 ol) fr:>ndem magis gelatiuosam (in specim. exsiccatis) quasi 

 dirHnqntia In speciebus vero aliis. haud paucis, quas 2Ver- 

 /;os/.v adinnncravi, characteres hos multo minus perductos 

 obveuire confitendum videtur. Nee differentiis allatis struc- 

 ture insistere forsan ausus fuissein, nisi characterem dictum 

 alio suffultuni, me semper observasse, putaveratu. 



Revera ut priino a,ds].>ectu jam facile adpareat, quodque 

 nomine Heterocystidearum* quoque indicatum vellem, j)ncter 

 cellulas, venas ant nervos constituentes, alias adesse patet, 

 areas intcrjacentcs occupantes, <[iias in venosis intervenia, 



; - Hue lucu iiu'iiiinisse placet Ktitzingio, Phycologiam Generalem 



isl.'i srriU'iiti, vix ullani specifin Nitophyllorum ori^inis, <ni;i- aervos 

 ilixi, insti-iichiiii sihi cu<jnitani liahnissr. Qunm paulo postea (1S47) 

 Harvey in Ner. australi dims Species descripserat us organ is instructas, 

 i|iias lioilio nervtiniin nomine ilesi<jnatas vellem, et haruui unam no. 

 mine .V. mullinerv/S, allcram ver<> luiiniiie \ r it. oenosi iiistructain, cui 

 characteristicum ilixit; irou<leni esse * tier vis latis rrebris raniosis et 

 anastomosantibus iin<Ii(|ue |)era.i;ratain facilius patere piitan-m Ilar- 

 veynni imllii innilo (lin'erentia.m snspicasse inter ri-nan, ipias ipso im- 

 mine nuins speciei. ct m-rrns, c|iios in cliaractere cjnsdeni specie! dc 

 sciipsit. Kiit/in^, vero, <|iii in sun I'liycolo^ia /jglfophyllis snis />Juf- 

 i-ninn cri'tinxinn charaeterist icnin jndicaverat, Cryptoplewis vero plivlloma 

 veiiosnin. Idem panlo postcn. Species Al^urnm scriiiens, Ai//(i<>/>lii/lliN 

 tribnit /tlii/nnHit in'/' cnxliiliini , )!<< r.'iiuxiun, SchizogloSSlS phycoma cncm', 

 Crypfapleuree vero phylloma n-nunini/, ijiiud adject is verhis: vt'ntt> ex 

 fi'lluli* l.oiiii>i-il>iiN hwizontaliter <Hrisin formula e\plicavit. . \tlamen 

 inter species Cryptopleurse .V. multinerve retinuit. Nee alio <|nodam 

 modi * indieasse putarein, emu inter i-fiuix et iirrros dist inxisse. Nee 

 iuitm- minim, si observation! bus ita indicatis nee lidem dedei-nnt posteri. 

 nee funclnsionibiis ex uliserx atione dedncendis anctnritateni. 



