08() ULVACE^ 



Ordo CCVITl. 



V L Y \ C E JR 



(Spr: syst: IV. p. 3i4- = Ulvacearum genuinariim 



pars Ag: = Conferv>acearum pars Bartl: 



ord: iiat: p. lo. ). 



Char: essenlialis. 



)> Frons membranacea graiiulis minutissimis con- 

 )) spersa. )> 



Obs: Ordo a Soleniaceis vix distinctus fronde plana 

 nec tubulosa , constans ex Spr: 2. tantum generibus. 



I. Ulva Lin: syst: ed: Murr: n. 1206. excl: nonnullis 

 stirpib: = Spr: syst: n. 3436. = Lam: ill: t. 880. 

 = Bangice , Tremellce, Xjtosiplionis, Solenice, En- 

 coelii, et Porphjroi spec: nonnullae quorund: 



)) Frons plana membranacea viridis vel purpurea. 

 » Granula in membrana digesta vel sparsa. » 



Obs: Genus nunc constans ex Spr: i3. stirpibus , 

 quarum 3-4- ^^ aquis dulcibus crescentibus, ceteris 

 marinis. Circa Uli^arum structuram et naturam cons: 

 pracsertim Vaucii: bist: des UIv: in opere supra cit: 

 p. 229. et seq: 



^ \. U. crispa = Ligbtf: scot: 2. iion DC. = Spr: 

 syst: IV. 368. = Dill: musc: t. 10. f 12. U. terre- 

 stris Rotb: cat: L p. 211. DC. fl: fr: suppl: p. 3. n. 



