24 
A 133, 136; milanjiensis 302, A 132; Stuhl- | 
mannii 302, A 103, B 343, Taf. XXXIV; tri- | 
mera 302, A 136, Taf. XXXIII. 
Philonotis androgyna 72, A 90; angustiretis 72; 
curvula 72; gemmascens 72, A I24; maran- 
guensis 72; mauritiana 72, A 90; tricolor 72, 
A 136. 
Phleum africanum 107. 
Phormidium Corium 9. 
Phoenix dactylifera 130, B 12, 525; reclinata 130, 
A 14, 90, 93, B 13; spinosa A 33. 
Phormium tenax B 363. 
Phragmites communis 113, A 67, B 87. 
Phragmidium longissimum 51. 
Phyllanthus anomalus 236; Boehmii 236; capillaris 
236, A 21, 33; capillariformis 236; capilliformis 
A 18; Engleri 236, A 66; Fischeri 236; 
floribundus 236, A II, 15, 27, 30; glauco- 
phyllus 236; Kirkianus 236; leucanthus 236; 
macranthus 236; maderaspatensis 236, A 23; 
meruensis 236; Niruri 236; niruroides 236, 
Azı; nummulariifolius 236; pentandrus 236, 
Azı; Pseudo-Niruri 236; reticulatus 236; 
rotundifolius 236, A 71, 87; senensis 236; 
sepialis 236; Stuhlmannii 236, A 95; suffru- 
tescens 236; Volkensii 236. 
Phyllachora Cynodontis 34, v. Chloridis 34; cf. 
Dalbergiae; Desmodii 34; Ficuum 34; gra- 
minis 34; Hieronymi 34. 
Phylica spicata 256. 
Phyllodes baccatum 150, A 95. 
Phyllospora brachyspora 41; corallina 41; pannosa 
41; parvifolia 41. 
Phyllosticta Aloes 35; Strychni 35. 
Physalis divaricata A 110; minima 351; sp. B 157. 
Physcia abbreviata 40; adglutinata 40; aegialita 40; 
crispa 40, A 18; dilatata 40; integrata 40; 
obscura 40; ochroleuca 40; picta 40, A 18; 
setosa 40; stellaris 40. 
Physma byrsinum 36, A 18, 76. 
Physostigma mesoponticum 222, A 64. 
Physotrichia Buchananii 299. 
Phytelephas macrocarpa B 17. 
Phytolacca abyssinica 175, A 92, 107, B 402, 500, 
511. 
Pilea ceratomera 163, A 123; Holstii 163, A 87; 
Johnstonii 163, A 123; longipes 163, A 123; 
usambarensis 163, A 90; tetraphylla 163, A 83, 
108, 123, 133; veronicifolia 164, A 108. 
Pilotrichella ampullacea 73; biformis 73, A 112; 
capillicaulis 73; chlorothrix 73, A 123; curvi- 
frons 73; densiramea 73, A 112; Grimaldii 
73, A85; Holstü 73, A 112; imbricata 73; 
imbricatula 73; Pinnatella 73, A 112; pro- 
fusicaulis 73; pseudoimbricata 73; sericea 73; 
Stuhlmannii 73, A 94; tenellula 73, A 123. 
Pilotrichum dentatum 72. 
Pimpinella kilimandscharica 299, A 127; Volkensii 
299, A 127. 
Piper Betle B 267; Clusii 159, A 94; capense 159, 
A 82, 91, 123, 133, 134; guineense B 266; 
nigrum B 268; subpeltatum 159, A 71, 86, 87, 
94; Volkensii 159, B 267; spec. B 268. 
Piptadenia Buchanani 196, B 304; Hildebrandtii 
196, A 75, B 304; Schweinfurthii Taub. msc. 
A 82 — Buchanani Benth. 
Pisonia aculeata 174, A 69. 
Pisum sativum 219, B 124. 
Pistia Stratiotes. 132, A 19, 66, 68. 
| Pithecolobium dulce 193, B 190; Stuhlmannii 193, 
A 95, B 298. 
Pittosporum abyssinicum 190, A 122; Mannii 190. 
Placodium lanuginosum 41, A 99; perexiguum 41, 
A 99. 
Placothelium staurothelioides 47. 
Plagiochila Barteri 64; calva 64, A 111; como- 
rensis 64, A 111; crispulo-caudata 64, A 111; 
dichotoma 64, A III; divergens 64, A r11; 
dschaggana 64, A ılı; effusa 64, A TIT; 
Engleriana 64, Alır; javanica 64, A III; 
Lastii 64; maranguana 64, A III; multiflora 
64; nudicaulis 64, A 84; pectinata 64, A 111; 
rubricaulis 64; runssorensis 64; Rutenbergii 
64; sarmentosa 64, A III; sinuosa 64; squa- 
mulosa 64, A 111; Stuhlmannii 64; subalpina 
64; Telekiana 64, A 111; terebrans 64; 
Volkensii 64, A rrr. 
Plagiothecium nitidifohum 75. 
Plantago Fischeri 374, A 126; major 374; palmata 
374; A 125, 136: 
Platanthera hispidula 151; Petitiana 151, A 100; 
Volkensiana 151, A 123, 134. 
Platycerium alcicorne 87, B 524; 
A133: 
Platygrapha albella 44; usambarensis 44. 
Platymitium  loranthifolium 279, A 69, 
Taf. XXXI. 
Platystoma africanum 350, A 89, 95, 109. 
Plectranthus albus 346, A 123; betonicifolius 346; 
crenatus 346; cyaneus 346, A76, 107; cylindra- 
ceus 346, A 40; densus 346; elegans 346; 
Eminii 346, A 95; Fischeri 346; flaccidus 346, 
A16; floribundus 346; Holstii 346, A 108; 
melanocarpus 346; Melleri 346, A 131; mo- 
destus 347; monticola Gürke A 130; orbicularis 
347, A 20; ovatifolius 347; parvus 347; pra- 
tensis 347, A IIO; prostratus 347, A 46; 
ramosissimus 347; sanguineus 347, A 131; 
stachyoides 347; subacaulis 347; sylvestris 
347, A 123, 125; tetragonus 347, A 76; usam- 
barensis 347, A 110; violaceus 347, A 89. 
Plectronia bibracteata 386;  Diplodiscus 385; 
foetida 386; glabriflora 386; glauca 386; 
hispida 386, A 89, 106; lanciflora 386; livida 
386; nitens 385, A 75, B 356; sansibarica 386, 
A 29; setiflora 385; sordida 386; subcordata 
386, A 106; syringodora 386; Vatkeana (Hiern) 
K. Sch. A 106; venosa 386; vulgaris 386, A 94. 
Pleiotaxis pulcherrima 420; racemosa 420. 
Pleurococcus vulgaris 22. 
Pleuroschisma convexa A 134. 
Pleurosigma delicatulum 14; salinarum 14. 
Pleurostylia Wightii 247. 
Pleurotaeniopsis heterodoxa 20; Stuhlmanni 20; 
Volkensii 20. 
Pleurotaenium elephantinum 19. 
Pleurotrema oblongulum 48, A 113. 
Pleurotus obfuscescens 60. 
Pluchea Dioscoridis 408, A 22, 33, 69, 74. 79: 
B 282; nitens 408, A 55; ovalis 408, A 55; 
sordida 408, A 33. 
Plukenetia hastata 240. 
Plumbago amplexicaulis 304; zeylanica 304, A 46, 
57, 74- 
Elephantotis 
B 334, 
