235 
Pa-es. 
Gom-phonema SU bchwalum Grun. . i5h 
— • Icnellum Kuiîtz i55 
GRACILARIEAE 2o5 
Gracilaria arcuala Zanardini 2o5 
— confervoides Grev 2o5 
— corticata J. Ag 206 
— cUsticha i.Ac 2o5 
— furcellnla Harv 20O 
— Wnghliii.AG 20G 
GRATELOUPIACEAE 228 
Griffithsia Schoushod MojiTAONE. . 219 
GRIFFITHSIEAE 219 
Gymnogongrus Grijfiihsiae Mart. 2o3 
Halimeda î/irtcro/oice Decaisne . ... 178 
— Monile La m 17^ 
— nervata Zanardini 1 7 ^1 
— Opuntia Lam 17/1 
— papyracea Zm&.nDm 178 
— triloba LAg 17^ 
— Tuna Lam 178 
Halymenia/oresifl Ag 228 
Hormosira artkulala Zanardini. . . 180 
Hydroclathrus cancellalus Bouv. . 198 
HYPNEAE 207 
Hypnaea hamulosa Montagne .... 207 
— muscijonnis Lam 207 
— Valentiae Montagne .... 208 
Iridaea yemensis Montagne 200 
Laurencia divaricata J. Ag 211 
— obtusa Gam 212 
— papillosa Grev 211 
— piniiadfda Lam 218 
— seliculosa Grev 212 
LAURENGIEAE 211 
\i&VQ\\\&di.jungermannmdes Harv. . 216 
Liagora Tumeri Zanardini 196 
— e/o»^rt/a Zanardini 196 
— /ra^î7îs Zanardini 197 
P.ij;es. 
Liagora rugosa Zanardini 197 
— viscida Ac 196 
Lithophyllum iucruslans Phil... . 2 26 
Lithothamnion membmnaceum F. 226 
Lynghya confervoides Ag ilifi 
— î/ia/uscu/a Harv 1^1 5 
— semiplena L Ag \kk 
— soi dida Zanardini 1 A 8 
Melosira rt)!^Ms/îW/H« 0. Mûller. i48 
— granulala Ralfs 1^7 
Mesogloia ramosissinia Zanardini.. 192 
MONOSPOREAE 219 
Navicula Badilum Ehr 1^(9 
— cocconciformis GuEG i5o 
— cruciata Muschler 1/19 
— fuspidalaY.m-ïz 1/19 
— cryptocephala KvErz. . . . i5o 
— elliplica Kuetz i5o 
— el-Kabensis MvsGiihEH. . . 1^9 
— gracilis KvETZ 1/19 
— IJenfleri G^vîi 1^9 
— vitermedia Gnv^ i5o 
— subcapitaia Muschler. . . 1^9 
— viridula Kuetz i5o 
NEMALIEAE 196 
Nitzschia amphibia Grun i55 
— fonticola Grun i55 
— (Kuetz.) Grun. i55 
Normosira Zanardini... 188 
NITOPHYLLEAE 2 10 
NitophyUum GmeliniG^EW 210 
OSCILLATORIAEAE 1/18 
Padina Pavonia Lam 189 
Paponnelia tJwo/ueHs Zanardini... 226 
— squamaria Decaisne .... 226 
PII 1EOPH YCE VE 175 
Phyllophora r«^>«(s Grev 201 
— nervosa Grev. 202 
3o. 
