Barbacenia aequatorialis 146 ; Spekei 146; splendens 
146; tomentosa 146; sp. B 37o. 
Barbula meruensis A 112; pygmaea 69, A 136. 
Barleria acanthoides 369; angustiloba 369; blepha- 
roides 369; Boehmii 368;  Boivini 369; 
calophylloides 368, A 64, B 534; capitata 369; 
consanguinea 369; Grantii 368; Holstii 368, 
A 76, B 534; kilimandscharica 369, A 42, 124; 
limnogeton 368 ; marginata 368; mucronata 369, 
A 55, 76; Prionitis 369, A 29, 46, 79; v. se- 
tosa 369; querimbensis 368; repens 369; 
rhynchocarpa 368; Sacani 368; Schwein- 
furthiana 369, A 55; senensis 369; spinulosa 369; 
squarrosa 369; stellato-tomentosa 368, v. ukam- 
bensis 368; Stuhlmannii 368; submollis 369, 
A 40, IIO, III; ukamensis 368, B 534; 
usambarica 369, A 16, 32; ventricosa 369; 
Volkensii 369. 
Barringtonia acutangula B 337 ; racemosa 287, A 18, 
33, B 157, 337, 408. 
Barteria nigritiana 278, A 94. 
Bartramia Leikipiae 72; strietula 72, A 136. 
Bartschia abyssinica 362; kilimandscharica 362, 
A 127; longiflora 362, A 125. 
Basella alba 176, B 153. 
Bauhinia fassoglensis 199, A 43, 76, B 373; 
Kirkii B 193; Mombassae 200; Petersiana 200; 
punctata 200; reticulata 200, A 30, 43, 49, 
57, B 307, 372; taitensis 200; Volkensii 200. 
Bazzania convexa 63; deflexa 63; pulvinata 63, 
A III; pumila 63, A TIT. 
Beggiatoa leptomitiformis 1I. 
Begonia ampla 282, A 95; Eminii 282, A94; 
Johnstonii 282, A 88, 90, 108, 123, B 530; 
Meyeri Johannis 282, A 92, 121, 123, D 530. 
Belmontia grandis 313; zambesiaca 313. 
Berberis Holstii 181, A 118. 
Berchemia discolor 255, A 60. 
Bergia decumbens 276. 
Berkheya Johnstoniana 419, A 115; Spekeana 419, 
A 101; subulata 419, A 115; Zeyheri 419. 
Berkheyopsis diffusa 419, A 56. 
Berlinia Eminii 199, A 62, 63, B 307, 372. 
Bersama Engleriana 252; Holstii 252, A 105, 
B 324; paullinioides (Planch.) Bak. A go = 
usambarica Gürke; usambarica 252, B 324; 
Volkensii 252, A 93, 105, B 325. 
Bertia moriformis 32, A 95. 
Bertiera aethiopica 382, A 95. 
Beta vulgaris v. Cicla B 138, 151. 
Biatorinopsis lutea 44, A 113. 
Bidens Hildebrandtii 415; linearilobus 415, A 16, 
80; pilosus 415, A 22, 92, 117; Schimperi 415; 
Volkensii 415. 
Biophytum abyssinicum 226; crassipes 226; sensi- 
tivum 226, A 21, 115, B 509. 
Bixa Orellana B 404. 
Blaeria glutinosa 303, A 135, Taf. XXXV; John- 
stonii 303, Taf. XXXV; Meyeri Johannis 303, 
A 135, Taf. XXXV; setulosa 303, A 132; 
silvatica 303, A 127, Taf. XXXIV ; spicata 303, 
A 135; v. patula 303; Whyteana A 132. 
Blainvillea Gayana 413; latifolia 413. 
Blastania fimbristipula 397. 
Blastenia crocina 43, A 113; ferruginea 43; mau- 
rula 43; poliotera 43; Stuhlmannii 43. 
Klotzsch. 
Blechnum Atherstonii 81; Holstii Hieron. A 83 — 
polypodioides v. Holstii Hieron.; polypo- 
dioides 81, A 9o, 130; v. Holstii 81; tabu- 
lare A 131. 
Blechum hamatum A 57 = Petalidium hamatum. 
Blepharis acanthoides 369; affinis 369; boerhavii- 
folia 369, A15; capensis A 55; chrysotricha 370; 
edulis 369; Hildebrandtii 369; longifolia 370; 
panduriformis 369; pratensis 369, A 23; 
pungens 369; satureifolia 369; Stuhlmannii 370; 
A 64; Togodelia 369, A 77, 108. 
Blepharispermum zanguebaricum 409, A 73, 76. 
Blumea aurita 408; lacera 408, A 79. 
Boehmeria -platyphylla 164, A 83, 94. 
Boerhavia diffusa 174, A II, 21, 53; paniculata 174, 
A 21, B 506; pedunculosa 174; plumbaginea 174, 
A 34; 69; 70, B 511; repens 174, A tI. 
Bolbophyllum coriscense 157, A 86. 
Bombax rhodognaphalon 269, A 73, B 327, 393. 
Bonamia Althoffiana 329, A 124, 125; mossambi- 
censis 328; Volkensii 329, A 107. 
Boothia exserta 95; Fischeri 95, A 66, scabra 95, 
A 66. 
Borassus flabellifer v. aethiopum 130, A 70, B 20. 
Borreria dibrachiata 394; hebecarpa 394, A 65; 
Kotschyana 394 ; scabra 394; senensis 394, A 22; 
stricta 394; verticillata 394. 
Boscia angustifolia »Rich.« Oliv. Fl. trop. Afr. 
A 49, 50; coriacea 186; corymbosa 186; 
Fischeri 186; grandiflora 186; Hildebrandtii 186; 
Holstii 186, A 78, B 297; mossambicensis 185; 
pungens 186; rotundifolia 186, A 50; salici- 
folia 186, A 42, B 140; teitensis 186. 
Bostrychia tenella 28. 
Boswellia campestris A 41 = 
Hildebrandtii 230, A 49, B 513. 
Bothriocline alternifolia 403, A 55; cordifolia 
A 110; diversifolia 403; marginata 403; 
Moramballae 403 ; Meyeri A 111; Schimperi 402, 
A IIO, 124, 131; Schimperi v. longipes 402; 
v. tomentosa 402. 
Botryococcus Braunii 22. 
Hildebrandtii; 
. Botryodiplodia Sorghi 34. 
Bouchea pterygocarpa 338, A 57; pterygosperma 
A 44 lies pterygocarpa. 
Brachycome hispida 406. 
Brachycorythis pleistophylla 153, A 108. 
Brachymenium Borgenianum 71, A 112; capi- 
flatum 71, A 112; Holstii 71, A 112, me- 
ruense 71; Philonotula 71, A 112; pulchrum 71; 
speirocladum 71, A 112; Volkensii 71, A 112. 
Brachypodium flexum 116, A 126, 130, 132; 
multiflorum K. Sch. msc. A 100 == Bromus 
runssorensis K. Sch.; pubescens K. Sch. msc. 
A 128 — Bromus runssorensis K. Sch. 
Brachystegia appendiculata 197, A 16, B 373; 
Boehmii 197, A 63; Fischeri 197; flagristi- 
pulata 198, A 16; itoliensis 197; longifolia 197; 
Oliveri 197; spicaeformis 197, B 373. 
Brachystelma keniense 327; plocamoides 327, B 145. 
Brachystephanus africanus 372, A132; Holstii 372, 
A 118, 123. 
Brassica juncea 183, B 155, 469; Napus v. rapi- 
fera esculenta B 140; nigra B 272; oleracea 
B 153; oleracea v. gongylodes B 139; Rapa 
v. esculenta praecox B 139; Rapa v.teltowiensis 
B 139. 
