542 



JlS'DEX, 



Page 

 arculariue, 49 ; armeuiacus, 380 ; 

 atropurpureus, 379; atro-uni- 

 brinus, 381; Auberianus, 50, 



381 ; augustus, 375 ; auriscal- 

 pium, 377; australis, 50, 381; 

 bi&tratosus, Berk, if Cooke, n. 

 sp., 384; Blanchetianus, 377; 

 brunneopictus, 378 ; calcige- 

 nus, 376 ; camerarius, 375 ; ca- 

 peratus, 383 ; capucinus, 382 ; 

 carneopallens, 384; carneus,382; 

 cassisecolor, 375; cavernulosus, 

 384 ; . chromaticus, Berk. 6f 

 Cooke, n. *p. % 384; chryshis, 



382 ; corticola, 384 ; crypta- 

 canthus,384; cupreoroseus, 382 ; 

 decolor, 379; deglubens, 384; 

 detritus, 380 ; diabolicus, 376 ; 

 Dietrichsenii, 379 ; dissitus, 83 ; . 

 endothrix, 380 ; evolvens, 384 ; 

 exilis, 375 ; fasciatus, 381 ; fer- 

 reus, 382 ; flavescens, 382 ; flo- 

 ridanus, 382 ; gallinaceus, 379 ; 

 granimoeephalus, 377 ; guianen- 

 eis, 375 ; hsedinus, 383 ; Has- 

 karlii, 382 ; heiuibaphus, 379 ; 

 heteromorphus, 375 ; hinnuleus, 

 Berk. &f Cooke, n. sp., 378; 

 hirsutus, 383 ; holosclerus, 383 ; 

 hornodennus, 382; hvpocitrinus, 

 Berk., n. sp., 50;" hypoplas- 

 tic, 376 ; igniarius, 381 ; infer- 

 nalis, 377 ; infiexibiJis, 381 ; in- 

 tercalaris, Berk. $ Cooke, n. gp. 9 

 38U ; iodinus, 383 ; lentus, 375 ; 

 Leprieurii, 377 ; lichnoides, 381 ; 

 lucidus, 377 ; luteo-nitidus, 375 ; 

 luteus, 378 ; macer, 378 ; maras- 

 mioides, 376 ; martius, 381 ; mu- 

 tabilis, 378; m yrrhinus, 382 ; ne- 

 phridius, 379; nivosus, 380; 

 oblectus, 375; obliquus, 384; 

 ocellatus, 375 ; omphalodes, 

 375 ; opacus, 377; pallidus, 378 ; 

 parmula, 375 ; partitus and var. 

 cuneatus, 375 ; passerinus, 377 ; 

 Pcrsoonii, 51 ; perula, 376 ; pes 

 simia*, 378 ; petalodes, 380 ; pi- 

 cipes, 377 ; pinsitus, 51 ; ple- 

 beius, 382; polydactvius, 380; 

 porphyrias, 379 ; procerus, 375 ; 

 psilodermeus, 382 ; renatus, 375 ; 

 rhipidius, 379 ; rhvtiphlceus, 

 382 ; rufo-atratus, 376 ; sangui- 

 neus, 50, 378; scalaris, 381; 

 sector, 384; seminigrita, Berk. 



$( Cooke, n. sp. y 377 ; senex, 

 381; semiclausus, 378; setipo- 

 rue, 383; sinulis, 375; sterei- 





Ptt S e 

 nus, 3 / 9 ; stipitarius, 375 ; sul- 



cifer, Berk. Sf Cooke, n. sp., 



383 ; substuppeus, Berk. § 



Cooke, n. sp., 380; trichomal- 



lus, 380 ; variabilis, 378 ; velu- 



tinus,383; vernicosus, 376 ; ves- 



pilloneus, 383 ; Weddellii, 375 ; 



xerophyllaceus, 383 ; xvlodes, 



375 ; xylostromatoides, 384 ; zo- 

 nalis, 381. 



Polysiphonia abscissa, 199 ; aniso- 

 gona, 44 ; calothrix, 31 ; elon- 

 gata, colouring-matter of, 38; 

 gorgonise, 487; Hookeri, 447; 

 incompta, 40 ; parasitica, Buds., 

 var. reptans ( = P. dendritica, 

 Mont.), 452 ; villum, 452. ± 

 Polytrichuru juniperinum ... 63 

 ■ piliferum 59 



Pontederacea?, doubtful in charac- 

 ter .. • 496 



Pool, Mr. W., collection of ferns 

 and lichens from Madagascar, 



409, 411 

 Porosoma hispidulum, 232 ; sphinc- 

 trinum, 232, 



Porothelium rugosum . . . . 386 

 Porphyra laciniata, 42, 46, 203, 

 487 ; vulgaris of Kerguelen, 46 ; 

 vulgaris, spectral bands of (wood- 

 cut), 37, and colouring-principles 

 in, 38. * 



Potentilla leuconota, 142; nepa- 



lensis, 142 ; sp. ? of, 142. 

 Potts, T. H., on ferns, Rakaia River, 



Canterbury, New Zealand . .42 3 

 Prasiola calophylla (footnote on), 

 40 ; Sauteri, 203. 



Premna interrupta 145 



Prenanthus, sp. ? 148 



Primary groups of Monocotyle- 

 dons, by G. Bentham .... 490 



Primulaceae ill 



Principles of terminology in Mono- 

 cotyledons, discussed by G. Ben- 

 tham 502-518 



Pnnglea antiscorbutica . . 54, 483 

 Prunella vulgaris / . . . . 145 



Psilopilum australe, 72 ; trichodon, 

 68, ICO. 



Psilotum of Admiralty Islands, 

 habits of species, 76 ; complana- 

 tum, 112; triquetrum, 112. 

 Psoroma, hirsutulum, Nyl, 11. sp. 184 

 Pteris aquilina, 153,424; biaurita, 

 414; cretica, 153; mcisa, Thnnb., 

 var. aurita, Blume, 106, 424; 

 lancea?folia, 415 ; longifolia, 106 ; 

 macrodon, Baker, n. sp., 414; 



