  Biscutella laevigata varia | 
  Biscutella laevigata varia | 
  Biserrula pelecinus | 
  Bixa orellana | 
  Bixa orellana | 
  Bixa orellana | 
  Blackstonia perfoliata | 
  Blasia pusilla | 
  Blasia pusilla | 
  Blastemanthus gemmiflorus | 
  Blechnum | 
  Blechnum accidentale | 
  Blechnum occidentale | 
  Blechnum occidentale | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blechnum spicant | 
  Blepharostoma trichophyllum | 
  Bletia aphylla | 
  Bletia hyacinthina | 
  Bletia hyacinthina var. gebina | 
  Blindia acuta | 
  Blindia acuta | 
  Blitum capitatum | 
  Blitum capitatum | 
  Blumenbachia hieronymi | 
  Blumenbachia hieronymi | 
  Blumenbachia hieronymi | 
  Blumenbachia hieronymi | 
  Blumenbachia hieronymi | 
  Blysmus compressus | 
  Blysmus rufus | 
  Blyttia longispina | 
  Bnaphalium sylvaticum | 
  Bockshornklee | 
  Boehmeria argentea | 
  Boehmeria macrophylla | 
  Bolbitius hydrophilus | 
  Boletua rufus | 
  Boletus badius | 
  Boletus bovinus | 
  Boletus castaneus | 
  Boletus cyanescens | 
  Boletus edulis | 
  Boletus edulis | 
  Boletus felleus | 
  Boletus felleus | 
  Boletus fusipes | 
  Boletus granulatus | 
  Boletus igniarius | 
  Boletus implitus | 
  Boletus inteus | 
  Boletus lupinus |