Sorosporium Holstii 49; maranguensis 49. 
Sparmannia abyssinica 262, A 105, 114, 123, 129, 
134, B 376, 530; africana B 376; palmata 262, 
B 37, 46. 
Spathionema kilimandscharicum 224, A 45. 
Spathodea nilotica 363, A 60, 95, B 355. 
Spatoglossum Schroederi 26. 
Spermacoce dibrachiata A 115. 
Sphacelaria tribuloides 25, A 2. 
Sphacophyllum africanum 412, A 99; Holstii 412; 
Kirkii 412; Lastii 412; Stuhlmanni 412. 
Sphaeranthus cyathuloides 409; Fischeri 409; 
gomphrenoides 409; hirtus 409; Kirkii 409; 
microcephalus 409, A 20; mossambiquensis 
409; polycephalus 409; Stuhlmannii 409; sua- 
veolens 409, A 111; ukambensis 409. 
Sphaerocodon acutifolius K. Sch. A 125 — longi- 
pedunculatus (Schwf.) K. Sch.; longipeduncu- 
lata 326; obtusifolia 326. 
Sphaerophoron compressum 36, A 133. 
Sphaerosicyos sphaericus 398, A 74. 
Sphaerozosma excavatum 2I. 
Sphagnum albicans 66, A95; Pappeanum 66, 
A 133; Stuhlmannii 66, A 95; violascens 66. 
Sphenoclea zeylanica 400, A 20. 
Sphinctrina tubiformis 36, A r12. 
Spilanthes Acmella 414, A 100; 
Spinacia oleracea B 151. 
Spirodela polyrrhiza 422. 
Spirogyra Holstii 21; pallida 21. 
Spirulina major 10. 
Spondias dulcis B 204; lutea B 204. 
Spondiopsis trifoliolata 243, A 93. 
Sporobolus capensis A 117; diander 107; elongatus 
107, A 23, 51, 74; festivus 107; indicus 107, 
A 32, 51, 79, 92, 108; leptostachyus 108; 
spicatus 107, A 79, 109; stachydianthus 108, 
A 109; virginicus 107, A II, I3, 39. 
Spyridia filamentosa 28; insignis 28, A 4. 
Stachys aethiopica L. A 115. 
Stachytarpheta Hildebrandtii 338; indica 338. 
Stathmostelma gigantiflorum 322; globuliflorum 
322, A 54; pedunculatum 322, A 23, 54, 79; 
pauciflorum 322; reflexum Britt. et Rdle. A 54, 
IIS — pauciflorum (KL) K. Sch.; rhacodes 
322. 
Staurastrum  dejectum 20; 
pinum 20. 
Stauroneis anceps 13; Phoenicenteron 13. 
Stearodendron Stuhlmannii 275, A 82, 91, B 332, 
482. 
oleracea A 79. 
gracile 20; longis- 
Stellaria Fischeri 177; Mannii 177, A 88; media | 
v. Brauniana 176, A 126, 138. 
Stenoglottis fimbriata 151. 
Stenolobium stans 363. 
Stenophragma Thalianum 184, A 127, 135, 138. 
Stenotaphrum dimidiatum 106. 
Stephania abyssinica 181, A 124. 
Stephanodiscus astraea 18. 
Sterculia appendiculata 271, A75, B 215, 329, 
Taf. XIX; cinerea 271, A 95, B 215, 394; 
foetida 271, B215; quinqueloba 271 ; tomentosa 
271; Triphaca 271, A60, 73, B 215, 329, 
394; subviolacea 271. 
Stereocaulon confluens 36, A 135; ramulosum 36, 
A 135. l 
Stereodon cupressiformis 74; Höhnelii 74,.A 112. 
Stereophyllum laetevirens 76, A 85, 86; nigrescens 
A 76, 112; nitens 76; rigescens 76; rivulare 
76; rufescens 76, A 95. 
Stereospermum dentatum 364, A 78, B 354; integri- 
folium 364; Kunthianum 364, A 45, 74. 
Stereum. bellum 54, A84; bicolor 54, A 84; 
hirsutum 54, À 95; lobatum 54, A 88; rugosum 
54; cf. vellereum 54. 
Sticta aurata 39, A r13; Holstiana 39; patini- 
formis 39; pulmonacea 39, A 112, 126; variabilis 
39; Volkensii 39. 
Stictina Ambavillaria 38, A 126; argyracea 38; 
fuliginosa 38; Mougeotiana 38; quercizans 38; 
retigera 38; tomentosa 38; umbilicariiformis 38. 
Stictocardia beraviensis 334; multiflora 334. 
Stigeoclonium uniforme 23. 
Stigonema minutum 11; panniforme TI. 
Stilbum lateritium 35. 
Stoebe kilimandscharica 411, A 127, 138. 
Strepsilejeunea acuta 65; brevifissa 65, A III. 
Streptocarpus caulescens 363, A 88, B 533; Cooperi 
362; glandulosissimus 363, A 90, 92, B 533; 
Holstii 363, A 87, B 533; montanus 363, 
A125; rivularıs 303, A 90; saxorum 303, 
A 89, Taf. XLIII; Volkensii 363. 
Streptopetalum graminifolium 280; Hildebrandtii 
280, A 42; serratum 280. 
Striga canescens 361, A 55; elegans 361, A 22; 
Forbesii 361, A 20, 22; gesnerioides 361, 
A 31; hermonthica 361; hirsuta 361, A 3r; 
pubiflora 361, v. sansibarensis 361; sansi- 
barensis A 13, 74 = pubiflora Kl. v. sansi- 
barensis (Vatke) Engl. 
Strophanthus Eminii 319, A 50; Kombe 319, 
B 515, 520; Petersianus 319; sarmentosus 319. 
Stropharia coronilla 59; Stuhlmannii 59. 
Struthiola amabilis 284, A 131, 136; ericina 283, 
A 103; kilimandscharica 284, A 127, 138; 
Stuhlmannii 283, A 131, 136; Thomsoni 284, 
A 114; usambarensis 284, A 103. 
Strychnos cerasifera 311, B 225; distichophylla 
310; Engleri 310, 424, A 28, 44, 73, B 349. 
Taf. XXXVIII; Fischeri 310; Guerkeana 311; 
Holstii 310, A 44, 75; panganensis 311; 
pungens 310, A 44; Quaqua 310, 424, B 225; 
Stuhlmanni 310; Tonga. 311, B 225, 
Taf. XXXVIII; Unguacha 310, 424, B 225; 
Unguacha v. micrantha 310, v. Steudneri 310; 
usambarensis 311, A 44, B 349; Volkensii 311, 
A 28, B 349; Arten B 518. 
Stuhlmannia Moavi 2or. 
Stylarthropus Stuhlmannii 367, A 32. 
Stylidium chinense 301, A 91, 93, B 531. 
Stylochiton maximus 132, A 16. 
Stylosanthes Bojeri 216, A 22, 53; mucronata 216, 
A 99, 110, 127. 
Stypopodium lobatum 260. 
Suaeda monoica 171, A 39. 
Subularia montana A 135, 138 liess monticola; 
monticola 183. 
Suriana maritima 227, AŞ. 
Suriraya biseriata 17; inducta 17. 
Sweertia Eminii 314; kilimandscharica 314, A 127; 
Lastii 314; pumila 314, A 127; usambarensis 
314, A 100; Welwitschii 314. 
Symblepharis usambarica 67. 
Symphyogyna tenuicostata 63, A 111. 
