708 BULLETIN DE l'hERBIER BOISSIER. 



lOi. — Polyura 316; geininata 322. — Pomaderris apetala 56. — Pomax 316; 

 unibellala 325. — Populus Tremula 549, app. II, 48, v. villosa app. II, 7, 48 ; 

 villosa app. II, 48. — Porina corrugata 63, 64; elegantula 63; rudiuscula 64; 

 suhargUlacea 64; Wilsoniana 63. — Poronia Ehrenbergii 118; macrorrhiza 118. 

 — Portlandia 315, 316 ; grandiflora 321. — Posidonia oceanica 668. — Poso- 

 queria315; latifolia 323. — Potamogeton acuüfolius app. II, 8; crispus var. 

 Phialensts 409; Phialœ 409; polygonifolius v. rivularis app. I, 9; pusillus409; 

 Zizii app. I, 9. — Potentilla aurea 150 ; Favrati 290 ; hirta 20 ; X mixta app. I, 

 6; nemoralis app. I, 6, 15; reptans app. I, 15; supina app. II, 6; Tormentilla 

 app. I, 15, V. umbrosa app. I, 15; 'X.umbrosa app. I, 6, 15. — Prasium majus 

 662. — Prevostea Soyeauxii 194. — Primula AlUonii app. II, 7; auricula 418; 

 Xdigenea (vulgaris X elatior) app. II, 7; Xvariabilis (officinalis X vulgaris) 

 app. 11, 7. — Prosopis Stephaniana 399. — Prostanthera lesiantha 53. — 

 Protococcus 184, 185, 186, 187, 189, 190. — Prunus monticola 19; doinesticiis 

 33. — Psalliota campestris 102. — Psathyrella disseminata 103. — Psephel- 

 lus abchasicus 262 ; Barbeyi 247 ; helerophyllus 262, v. ahchasicus 262 ; hypo- 

 leucus 247, 248 ; leucophylliis 262. — Pseudarthria app. III, 28, 29. — Pseu- 

 docalyx 375. — Psilochilus 427. — Psora dactylophyllaSS; decipiens 35, 679, 

 V. albo-margiüata 35 ; lüicatula 35; polydactyla 35. — Psoralea app. III, 6, 14, 

 20, 23, 24, 25, 27, 32, 33, 34, 35; Caffra app. III, 37; candicans app. III, 36, 

 37 ; canescens app. III, 23, 35, 37 ; hirta app. III, 36, 37 ; Onobrychis app. III, 

 35, 37 ; piunata app. III, 23, 35, v. latifolia app. III, 37. — Psoromatum cras- 

 sum var. cetrarioidum 130. — Psorothecium 48. — Psychotria 311, 316; 

 egensis 324; jambosioides 324; lupulina v. genuina 324; racemosa 324: rhytido- 

 carpa 324; subscandens 324. — Psyllocarpus 316; laricoides 325. — Pteran- 

 thus dichotomus 681 ; echinatus 681. — Pteris cretica 549. — Pterocarya 555; 

 caucasica 265. — Pterocephalus involucratus 590, 652 ; pulverulentus 400. — 

 Pteronia cylindracea 72 ; j^olygalifolia 73 ; imdulata 73. — Puccinia Ascherso- 

 niana HO; carbonacea 109; Cirsii-lanceolata 113; Clinopodii HO; Cucmneris 

 HO; erürceensis 109; Euphorbise 109; Menthee HO; suaveolens 113; Teclese 

 109 ; Toddaliae 109. — Pulicaria dysenterica v. microcephala 23. — Pulsatilla 

 vulgaris app. II, 10. — Putoria 316. — Pycnospora app. III, 28, 29. — Pyre- 

 nula aualepta 64; annulata 64; hypophyta65; Kunthii 64, 304; mamillana 64; 

 nitida 65; nitidella 65; porinoides 64; pinguis 304. — Pyrus communis 45. 



yuekettia chrysantha 429. — Quercus ^Egilops var Ungeri 408; casta- 

 neifolia 260; Hamrekelowi 260; pontica 259. 



liamalina evernioides 130; farinacea 130. — Randia 283, 311, 316; acu- 

 leata 282 ; Beccariana 323 ; dilleniacea 323 ; forniosa var. 323 ; malieifera 323. 



