INDEX 



'69 



Baptisia VENT 310 



Baptisia alba HOOK 310 



Bcptixia leucantfia T. and G. . . 310 



leucopkaca N UTT 310 



tinctfiria (LiNN. ) 311 



Barbarea R. BR 258 



barbarea ( LINN. ) v a r , 



stricta (ANDcz ) 259 



Barbarea praecox RICH 259 



stricta ANDRZ 259 



vulgaris var. stricta RE- 

 GEL 259 



Barkhausenia HOPPE 567 



Barkhausia MOENCH 567 



Barlaea REICH, f 165 



Barlia PAUL AT 164 



Barneoudia GAY 235 



Bartsia acuiuinata PURSH 470 



cocci ne? LINN 471 



Barysoma BUNGE 389 



Batodendron NUTT 409 



Batrach urn SPACH 241 



Batschia GMEL 437 



canescens MICHX 438 



carolinensis GMEL 438 



raroliniana R and S 438 



decumbent N UTT 437 



gmelini MICHX 488 



longiflora PUKSH 438 



Batschia MOENCH 501 



Baumannia SPACH 380 



douglasiana SPACH 381 



nuttalliana SPACH 381 



Baumea GAUDICH 103 



B alia SCIUBN 58 



Beckmannia HOST 72 



erucaeformi* ( LINN.) 72 



Beckmannia erueaeforruis var. 



uni flora SCRIBN 72 



erucoides BEAUV 72 



Berlfordia DC 554 



Belharnosia SARRAC 252 



Belioukandas CELT 384 



Bellidiastrum MICHEL 515 



Belloa REMY 529 



Bellucia ADANS 338 



Itaiinettiaceae ENDL 340 



Benthamia A. RICH Iti5 



Benthatuia LINDL 399 



Beutharuidia SPACH 399 



13e bericlaceae 250 



Berenice SALISH 147 



Btrgenia MOENCH 274 



NECK 374 



Berinea HRIGN 568 



Berlandiera BATLL 531 



Berraudiana ADANS 161 



Berna dina BANDO 412 



Berula KOCH 396 



angustifolia KOCH 396 



Beth^ncourtiaCnois. 553 



Betonica LINN 445 



Betula LINN 188 



Betula angulata Lodd 189 



-49 



Betula canadensis LOUD 189 



grand is SCHRAD 189 



gra yi REGEL 188 



incana LINN 190 



lanulosa MICHX 189 



latit'oliaTAuscH 189 



Betula ttigra LINN 189 



Betula papyracea AIT 189 



Betula papylifem MARSH 1 89 



pumila LINN 188 



Betula rubra MICHX. f 189 



Hetulaceae 196 



Betulaster SPACH 188 



Bicchia PARLAT 165 



Bidens BILL <.. 544 



Bidens LINN 545 



beckii TORR 545 



cernua LINN 546 



Bidens cernua var. elataTand 



G 546 



ch rysanthemoides 



MICHX 545 



Bidens connata MUHL 546 



Bidens c-nnata var. comosa 



GKAY 546 



Bidens frondosa LINN 545 



Bidens helianthoides HBK... 545 



Bidens laevis (LiNN.) 545 



Bidens petiolata NUTT 546 



quadriaristata DC 545 



quadrianstata var. den- 



tata NUTT M6 



tripartita BIGEL 546 



Bifolium GAERTN 152 



Bikukulla ADANS 2^3 



Bilabre-la LINDL IKS 



Bilderdykia DUM 204 



Billardiera MOENCH 442 



Billotia SCH.-BIP 567 



Biopnytum DC 334 



Biotia DC 515 



corymbosa DC 524 



glomerata DC 524 



latifolia DC 524 



macrophylla DC 524 



sen roeber i DC 524 



Bipontinia ALEF 330 



Blackburn ia FORST 337 



Blennoderma SPACH 381 



Blepharochloa ENDL 53 



Blepharolepis NEES 96 



Biitum LINN 211 



capitatum LINN 212 



maritimum NUTT 211 



polyraorphum C. A.MEY 211 



rubrum REICH 211 



virgatum var. capitatum 



Coss 212 



Blondea NECK 275 



Bluffla NEES 49 



Blumenbachia KOEL 47 



Blysmus PANX 97 



Bly ttia FRIES 64 



suaveolens FRIES.. 64 



