Berberis Thunbergii—Blepharis espinosa 261 
Berberis Thunbergii 259 Bidens leptolepis 306 
— Vernae 98 — mirabilis 312 
— vulgaris 259 — paupercula 306 
Berchemia 119, 120 — Sereti 306 
— Winogradowi 592 — spathulata 306 
Berchemiella Nakai N. 6. 119 — tripartita II, 148 
Berkleyopsis 321 Bifora 670 
_ — bechuanensis 321 | — radians 670 
— 'brevisquama 321 ı Bignonia 262, 263 
Berlinia 416 — capreolata 262, 263 
Bernardia 381 | — radicans 262, 263 
Bernardinium bernardinense 621° — unguis cati 262 
Berneuxia 357 Bignoniaceae 96, 97, 102, 103, 119, 
Bernoullia 263 | 20202103 
Bersama Engleriana 443 Bignonieae 262 
— maxima 443 Bignonioides orbieularis 567 
— usambarica 443 Bilbergia 709 
Berteroa 350 — Saundersii 159 
Bertholletia 113 | — speciosa 710 
— excelsa 406 Bilignea 598 
Bertiera 508 Bilimbia N. A. 7 
Besleria 391 — viarum 8 
Beta 677, 695 Billia 396 
— macrocarpa 1I, 161 AFTER Bingeria 676 
— vulgaris 677 Bingshamia multangularis 267 
Betula 567 Biophytum 460 
— alba 90, 597, 653 Biota 140, 649, 680 
— divaricata 260 ' — orientalis 680 
— Ermanii 260 ı Bischoffia 379 
— Inning A — DE Al ı Bischoffiinae 379 
— kirghisorum 260  Biscutella 350 
— Maximovieziana 260 — laevigata 692. — II, 203 
— Middendorffii 260  Bivonaea 350 
= Zı1anar 2615 71297 10718 Bixa orellana 263 
—_ odorata II, 16, 35 Bixaceae 263, 304 
— pubescens II, 126 Bladhia erispa 357 
— verrucosa 261. — II, 35, 126, 166 -—- — var. Taquetii 357 
— — var. obscura II, 128 — japonica 357 
— — f. Sellandi* II, 25 — villosa 357 
Betulaceae 116, 260, 261 ı Blaeria 100 
Biarum tenuifolium 658 Blastania 353 
Biassolletia 68 Blastenia N. A. 8 
— Bornmülleri II, 208 ' Blastophaga psenes 446 
Bicuceulla 48 Blastus 109 
— canadensis 461 Blechnum N. A. 31 
— ceueullaria 461 | — eapense 30 
Bidens 314, 327 — spicant 21, 22, 629. — II, 26, 130, 
— connata 306, 315. — II, 176 7, AT 
— heterophylla II, 185 Bleekeria 116 
— Hoffmanni 306 Blepharis espinosa 240 
