INDEX. 949 



363. — Pilea letraphylla app. II, 14o. — Pilotrichella cyinbifolia 6; nana 6; 

 Pohlii 6: tenuinervis 169; Tonduzü 6. — Pilotrichum compositum 177; cym- 

 hifolium 6 ; mucronatum 169, 177. — Pimpinella Saxifraga v. dissectifolia lö3 ; 

 Tragium 628; villosa 311. — Pinardia anisocephala 21o, 284, 311; coronaria 

 227. — Pinguicula alpina 158, 706; granditlora lo8. — Pinus Halepensis 64, 

 70, 653; Laricio 77; maritima 285; Pinaster 296, 306; Pinaster v, acutisquama 

 285; Pinaster v. obtusisquama 285; Pinea 64, 74, 210, 296, 306; Pumilio 698. 



— Piper aduncum 176; auritura 171; Biolleyi 169; Burennii 169, 176; Carril- 

 loanura 169; cœlostachyum 169; dilatatum 169; dilatatum v. acutifolium 169; 

 fimbriulatum 169; geniculatum 169; geniculatum v. lougepetiolatum 169; hir- 

 sutum 169, 176 ; linearifolium 176; pseudofuligineum 176. — Piptatherum mul- 

 tiflorum 229. — Piptocarpha costaricensis 175. — Pirus communis app. II, 

 203; cordataapp. 1, 4; hadiensis app. II, 203 ; hadiensistrifolialaapp. II, 204. — 

 Pisonia aculeata app. II, 166. — Pistacia Lentiscus 218; Mutica 76; Palästina 

 75. — Pisum arvense v. abyssinicum app. II, 252; sativum 732. — Pitto- 

 sporum abyssinicum app. II, 203. — Placodium albescens 534; albescens 

 V. murorum 93 ; brachylobum 93 ; crassum 534 ; fulgens 534 ; gelidum 93 ; im- 

 per fectum 93; Lamarckii 534; murorum v. minuatum 534; saxicolum 534. — 

 Plagiobryum demissum 710. — Plagiochila Chinantlana 172; flaccida 169; 

 bypnoides 169. — Plagiothecium denticulatum 701; Isetum 701; Mühlen- 

 beckii 705; Mullerianum v. myurum 709; nitidum 711; pulchellum 701, 703. 



— Plantago alpina 158 ; carinata 158, 206 ; Coronopus crassifolia 215 ; 

 Goronopus integrata 215, 307; crassifolia 215, 300; grseca 647; humilis 

 206; Lagopus 35; lanceolata f. sphaerostachya 158; lusitanica 221, 226; mari- 

 tima 283, 286; maritima v. crassifolia 647; montana 647; montana v. an- 

 gustifolia 647; Psyllium 35; recurvata 206; serpentina 158. — Platanthera 

 bifolia 159. — Pleurldium subulatum 58, 60. — Pleurococcus conglomeratus 

 274; regularis 274. — Pleuroweisia 705. — Poa alpina 162, 229, 230,231, 232, 

 652; annua 229; bulbosa 38, 229, 230, 232;caesia 652;cenisia 231; compressa 

 227 ; concinna 229 ; hybrida 229 : insularis 229 ; laxa 231 ; minor 230, 231 ; 

 nemoralis alpina 231; pratensis 38; pratensis v. anceps app. I, 3, 7; sudetica 

 162; supina 231; Timoleontis 652 ; trivialis 728. — Podanthum liminifoliura 

 205. — Podaxon segyptiacus app. III, 6 ; carcinomalis app. III, 6. — Podo- 

 carpus salicifolia 165, 168 ; taxifolia 165, 167. — Podospermum alpigenum 

 640; calcitrapifolium 215, 226; Jacquinianum var. 640; Jacquinianum v. alpina 

 640; laciniatum v. integrifolium app. I^ 3, 5; pindicolum 640. — Podosphsera 

 clandestina 743; Kunzei 743, 744; myrtillina 743, 744; Oxyacanthae 743; tri- 

 dactyla 743, 744. — Poinciana elata app. II, 222. — Polanisia hirta app II, 

 186; hirta v. Hanburyana app. II, 186; -N'iscosa app. II, 186. — Pollichia cam- 

 pestris app. II, 176. — PoUinia Gryllus 161. — Polycarpsea fragilis app. II, 

 176. — Polycarpia corymbosa app. II, 176; app. 11, 176. — Polycarpon alsi- 

 nsefolium 220, 291, 299, 307; tetraphyllum 226, 295, app. II, 176. — Polye- 

 drium pentagonum 276, 277; trigonum 276. — Polygala abyssinica 910; acicu- 



