IN DEX. 
Page 
cea, 151, var. latifolia, 151; um- 
brosa, 151; xanthina, 151. 
Patersoniese, tribe of Irids, charac- 
ters Of oes c v. 
Pauridiantha canthiifolia 
Pavetta abyssinica, 271; Baconia, 
271; bidentata, 270; brachy- 
calyx, 270; canescens, 271; cre- 
brifolia, 270 ; dolichosepala, 271; 
gardiniefolia, 271; genipsefolia, 
271; glaucescens,270; gracilipes, 
271; gracilis, 271; hispida, 271 ; 
Hookeriana, 271; macrosepala, 
270; Mannii, 270; mollis, 271 ; 
monticola, 270; neurocarpa,271; 
Oliveriana,271; owariensis, 270 ; 
puberula, 270; rigida, 271 ; sub- 
cana, 271; ternifolia, 271. 
IPPaxilusMullfri >.  .. - 
Pediastrum pertusum 
Peganum Harmala . ur 
Pellea angulosa, 199 ; cordata, 35; 
geraniifolia, 35 ; marginata, 35 ; 
pectiniformis, 199 ; ternifolia, 35. 
Peltigera canina, f. membranacea, 
228; polydactyla, f. hymenina, 
222. 
Penium Brebissonii . > . . . 
rupesire* — 5 2 sss 
Pennisetum ciliare. . . . . - 
Penny-cress, perfoliate, distribution 
of, in Britain . d eae 
Pentaloncha humilis . . . . - 
Pentanisia Schweinfurthii . . . 
Pentas arvensis, 264 ; carnea, 264 ; 
occidentalis, 264 ; parvifolia, 
Hiern, sp. n. (Pl. VII.), 262,264, 
275 ; purpurea, 264; Schimperi- 
ana, 264. 
Peperomia,9 ; elliptica,11,21 ; hirta, 
Balf. fil. sp. n.,11, 20; reticulata, 
Balf. fil. sp.n.,21; rodriguesiana, 
Balf. fil. sp. n., 11, 21. 
Peplis nummularimfolia . . . 
Periploca levigata . see 
Pertusaria aleianta, Nyl. sp. n., 
213; multipuncta,228; papillata, 
215; pustulata, 216 ; velata, 225. 
Peucedanum Munbyi. . . . à 
Peziza Hindsn . > 4 a 
Phecasium pulchrum . . . 
Phagnalon atlanticum, 498; ru- 
pestre, 498, var. calycinum, Ball, 
498; saxatile, 498, var. interme- 
dium, 498. 
Phalaris brachystachys, 707 ; cse- 
rulescens, 708 ; canariensis, 707 ; 
minor, 707 ; nodosa, 707 ; para- 
doxa, 708. 
. 265 
77 
38 
. 239 
. 390 
240 
240 
710 
183 
266 
268 
. 456 
. 565 
475 
. 44, 50 
539 
| Platycerium madagascariense 
763 
Page 
Phalocallis, characters of . .76,127 
plumbea = — 19 - 5 
Phelipea cærulea, 603 ; lutea, 
603; Muteli, 603, var. nana, 
603; Schultzii, 603; tinctoria, 
603. 
Phillyrea angustifolia, 564; latifo- 
lia, 564; media, 564. 
Philonis omis: — o wc 
— — Herba- Venti. oa - 
Phoenix dactylifera . . . .10, 
Phragmitis communis . . . . 
Phyllanthus, 9; Conami, 183; 
detachment of branches of, 182; 
dumetosus, 11 ; glaucescens (Pl. 
IIL), 182; juglandifolius (Pl. 
III.), 182. 
Phyllostachys nigra, 1; uses of & 
species of, 1. 
Physcia adscensionis, 212; flavi- 
cans, 212; galactophylla, 228; 
Leana, 215 ; leucomela, 212 ; ob- 
sessa, 215 ; podocarpa, 225; po- 
docarpoides, Nyl. sp. n.,225 ; spe- 
ciosa, 228. 
Picridium tingitanum, 547,var. ma- 
ritimum, 547, var. maroccanum, 
Ball, 547 ; vulgare, 547. 
Picris albida, 536 ; pilosa, 536. 
Pilea Balfourii, 11, 20; cuneifor- 
mis, 20. 
Pimpinella bubonoides, var. villosa, 
471; tragium, 471. 
Pinguicula lusitanica . . . . 
Pinus Cedrus, var. atlantica, 670; 
halepensis, 669. 
Piptatherum cerulescens, 710; 
miliaceum, 710. 
Pisonia lanceolata, 20; ovalifolia, 
20; viscosa, Balf. fil. sp. nov., 
T1519; 
Pistacia atlantica . . . - - > 
Lentiseus . . > ~» 
Pisum elatius . <2. . = « 
Plagiochila javanica . - 
—— sarmentosa . . + e-s ; 
Plantago albicans, 635, var. humi- 
lis, Ball, 635; amplexicaulis, 
636 ; Coronopus, 637, var. Cu- 
pani, 637, var. maroccana, Ball, 
637 ; decumbens, 635 ; Lagopus, 
636, var. lusitanica, 636 ; macro- 
rhiza, 636 ; major, 635 ; maurita- 
nica, 637; Psyllium, 637; ser- 
raria, 636; stricta, 638. 
Plants, numerical increase of parts 
Ofte 50 e 
Platanthera diphylla . 
128 
629 
629 
683 
716 
. 606 
392 
. 393 
` 187 
. 206 
. 673 
. 205 
