826 



FAMILLES, GENRES, ESPECES ET SYNONYMES 



— vulgare serratum Herm. 264 

 Polypogon maritimum Willd .... 294 



— maritimum subspatha- 



ceum Dub ... 294 



— monspeliensis Desf 293 



— subspathaceum, Reg .... 294 



Polypopaceae â23 



PoLYPORUS rubriporus 154 



Polypopus adustus Fr 169 



— caesius Fr 169 



— leucomelas Fr 168 



— subsquamosus Fr 168 



— sulphureus Fr 168 



— biennis Barl <68 



— ceratoniae Barl 168 



hispidus Fr 167 



— laccatius Pers 167 



— populinus Barc 167 



Polysiphonia Derbesii Sol 128 



— Derbesii penicUlata Ag. 127 



— deusta Ag 127 



— elongafa Harv 128 



— flexella Ag 127 



— foeniculacea Ag 127 



— fruticulosa Spr 128 



— fruticulosa Wulfeni .... 128 



— opaca Zan 128 



— pleborrhiza Kuetz 128 



— Polyspora Ag. 128 



— Requinii Mont 1 28 



— sanguinea Zan. ? 127 



— sertularcoides Ag 126 



— sertularcoides Ag 127 



— spinosa Ag 127 



— subcontinua A g 127 



subulifera Harv 128 



~ violacea subulata Hauck 127 



— barbatula Kuet: 127 



— Biasolettiana Ag 127 



— byssoides Grey 128 



— flocculosa Ag 127 



— hirta Ag 127 



— macrosephala Kuetz 128 



— obscur a Ag 126 



— pulvinata Kuetz 126 



— pennata Ag 1 26 



— ramellosa Kuetz 128 



— rigens Zan 126 



— subulata Ag 127 



— secunda Zan 126 



— tenella Ag 126 



POLYSTICHUM rigidum De 2b2 



POLYSTIGTUS verstcolor Fr 169 



POPULUS 169 



Poria bombycina Fr 169 



vulgaris Fr 169 



Popphyra atropurpurea De Toni. . 112 



— leucosticta Thur 112 



Portulacaceae 448 



Portulaca oleracea L 448 



Posidonia oceanica L 281 



— Caulini Kœnig 281 



Potamogetonaceae 280 



Potamogeton coloratus Vahl 280 



— lucens L 281 



— pectinatum Gay 281 



— pusillus L 280 



— fluitans Rod 280 



— natans Barr ... 280 



— natans angustatumCamb. 280 



— Planlagineus Ducroz. ... 280 



Pottiaceae 223 



Pottia asperula Mitt 233 



— Starkeana Muel 233 



viridifolia Mitt. ? 233 



Pratella conopileus Engl 182 



gyroflexa Engl 182 



— ypadiceo grisea Engl. . . 182 



— arvensis Fr 181 



— campestris Fr 181 



Pnotococcaceae 91 



Psalliota arvensis Schaef 181 



— campestris L 181 



PSAMMA arenaria Roem 293 



— arenaria australis Rod . . 293 

 PSATHYRA conopileus Fr 182 



— ephemeroides B 172 



— fimetarius L 172 



— gyroflexa Fr 172 



— nicacens Roi .... 172 



— plicatilis Fr 172 



— spadiceo griseo Schaef . . 182 

 Psathypella disseminata Pers 178 



— gracilis Fr 178 



— tmpudens t. 185 



PsEUDOTis abietina Pol 152 



Psilurus aristatus Duv 339 



— nardoides Trin 339 



Psona decipiens De . 201 



PsoRONiA crassum Ach 206 



Psopotrichia numidella Forss. . . . Add. 



Ptepidium aquilinum Kuhn 262 



— aquilinum lanuginosum 



Hem 262 



