Parkinsonia aculeata B 528. 
Parmelia abyssinica 39; adpressa 40, A 99; appla- 
nata 39; Borreri 39; brachyphylla 39; caperata 
39; cetrata 39; conspersa 40, A 99, 137; 
coronata 39, A I8; crinita 39; ecaperata 39; 
Hanningtoniana 39; Hildebrandtii 39, A 76; 
N- 
SS 
Hookeri 39; kamtschadalis 39; laevigata 39; | 
latissima 39; limbata 40; malaccensis 40, 
A 18; melanothrix 39; molliuscula 40, A 156; 
nitens 39; perforata 39; perlata 39, A 18; 
physodes 40, A 137; proboscidea 39; saxatilis 
39; Schweinfurthii 39; sinuosa 39; sub- 
conspersa 40; tenuirimis 39; tiliacea 39, A 18; 
tinctorum 39; urceolata 39; xanthina 39; 
zambesiaca 39; Zollingeri 39. 
Parmeliella rubiginascens 40, A 113. 
Parmentaria consanguinea 48, A 113. 
Parochetus communis 208, A 124. 
Parodiella Pentanisii 32; perisporioides 32. 
Pasaccardoa Grantii 420. 
Passiflora quadrangularis B 216. 
Paspalus distichus 100, A 11; lamprocaryon IOO; 
scrobiculatus 100, A 20, 23, 100. 
Patellaria domingensis 43; endoleucoides 43; 
leprolyta 43; leptocheiloides 43; leucoloma 
43; luteola 43; Meyeri 43; millegrana 43; 
nigro-cincta 43; pruinata 43; rubellula 43, 
A 18; russeola 43; stellaris 43; trichosperma 
43; tuberculosa 43. 
Paullinia pinnata 249, A 70, 86, 89, 115. 
Pavetta abyssinica 388, A 123; blepharosepala 
388; corynostylis 388, A 106; crassipes 389; 
crebrifolia 388, A 83, 87, 106, v. involucrata 
388; gardeniifolia v. longiflora 389, A 114, 
123; v. laxiflora 389; Holstii 389, A 83; 
involucrata A 94; Klotzschiana 388, v. incana 
388; macrosepala 388, v. puberula 388; oliva- 
ceo-nigra 388, A 87; Oliveriana 388, A 106; 
refractifolia 388; Schumanniana 389; sepium 
.389, A 45; stenosepala 388; teitana 389; terni- 
‘folia 389; tenuifolia A 94 lies ternifolia. 
Pavonia Columella 266; elegans 266; kilima- 
ndscharica 266, A 124, 134; Kraussiana 266, 
A 46, 108; odorata 266, B 379; Schimperiana 
266, A 114, 124, 130, B 379; urens 266, 
B 379; zeylanica 266. 
Paxiodendron usambarense 182, A 82, 93, 
B 296. 
Pedalium murex 364, A22, B 156. 
Peddiea Fischeri 283, A 94, B 394; longipedicellata 
283; Volkensii 283, A 123, B 355, 394- 
Pedicellaria pentaphylla 184, A 21, 64, B 155. 
Pegolettia senegalensis 412. 
Pelargonium aconitiphyllum 225; Fischeri 225; 
mossambicense 225; multibracteatum 225, 
I22, 
A 32, 109, B 86; ciliare 106, A 77; flexispica 
105; glabrum 106; humile 105; lanuginosum 
105, A 51; longisetum 105; macrourum 106, 
A109; nubicum Hochst. A 99 — longisetum 
(P. B.) K. Sch.; polystachyum 106, A 130; 
purpurascens 105; reversum IOS; setosum 
105, A 22; spicatum. 106, Ber, Taf. IV. 
Pentaclethra macrophylla 196, B 191, 471. 
Pentadesma butyraceum Don B 48r. 
Pentanisia monogyna A 42 liess uranogyne; 
Schweinfurthii 384; uranogyne 384; variabilis 
384. 
Pentarrhinum abyssinicum 323, A22, 45, 76; 
fasciculatum 323. . 
| Pentas confertiflora 425; elata 377, A 123; involu- 
A40; quinquelobatum 225, A 57, 79; usam- , 
barense 225, A 108. 
Pellaea consobrina Bak. A 85 — Pteridella involuta | 
(Sw.) Mett. 
Peltigera canina 38, A 124; leptoderma 38, A 113; 
polydactyla 38, A 124, 133; pusilla 38, A 126; 
rufescens 38, A 126. 
Peltophorum massaiense 202. 
Pemphis acidula 285, A 12, 17. 
Penium libellula 19. 
Pennisetum adöense (Hochst.) 
glabrum (Hochst.) Steud. ` 
Steud. A St 
Benthamii 105, 
crata 425; lanceolata 377, Allı, 114; longi- 
flora 377, A 89, 111, 124, 134; longituba 377, 
A 99; parvifolia 377; purpurea Oliv. A 115 — 
zanzibarica (Kl) Vatke; Schimperi Hochst. 
A92; speciosa 425; zanzibarica 377, A 23, 
29, 134. 
Pentodon pentander 377, A13, 74; decumbens 
A 115 — Oldenlandia decumbens? 
Peperomia arabica 159, A 94; Holstii 159, A 76; 
Mascarena 159, A 84; reflexa 159, A 83, 84, 
123, 131, 134; Stuhlmannii 159, A 133. 
Peponia Bojeri 399; Cienkowskii 399; kilima- 
.ndscharica 399, A 74, 107, 124, v. Holstii 
399; parviflora 399, A 124, 125; trilobata 399; 
umbellata 399, A 107; usambarensis 399, 
A.107; Vogelii 398. 
Pergularia sanguinolenta 326. 
Periploca latifolia 321, A 94; linearifolia 321, 
A 107. 
Peristrophe bicalyculata 371, A 70. 
Perotis indica 99, A 13, 21, 32. 
Persea gratissima 182, B 186, 469. 
Pertusaria amara 42; aspera 42; candida 42; 
flavens 42; globulifera 42; lactea 42; leioplaca 
42; macrostoma 42; mamillana 42; Mimosarum 
42; platypoda 42; pustulata 42; stalactiza 42; 
subareolata 42; subvaginata 42; syngenetica 
. 42; velata 42; xanthothelia 42. 
Petalidium hamatum 367. 
Petroselinum sativum B 145. 
Peucedanum aculeolatum 300, A 127; araliaceum 
v. fraxinifolium 300; Emini 300, A 134; 
Granti 299; Kerstenii 299, A 127, B 531; 
Petitianum 299, A 127; runssoricum 300, A 134; 
Volkensii 299. 
Peyssonellia involvens 29. 
Phacus pleuronectes II. 
Phaeographina caesio-pruinosa 45; chrysentera 
45; lecanographa 45;  paucilocularis 45; 
quassiicola 45; scalpturata 45; Thelographis 
45. 
Phaecgraplis dendritica 45; duplicans 45; lobata 
45; Palmarum 45; paratypa 45; platycarpa 45. 
Phaseolus adenanthus B 141; lunatus 223, B 110, 
Taf. XXIV; massaiensis 223; Mungo 223, 
B 107, Taf. XXIV; Schimperi 223, A 45; vul- 
garis 223, B 108. 
| Phegopteris Totta (Willd.) Mett. A go = Aspidium 
Totta (Willd.) Engl. 
Phialodiscus zambesiacus 251. 
Philippia benguelensis 302, A 132; Holstii 302, 
A 103, v. glanduligera 302; Johnstonii 302, 
