Id%Version%Family%Full name without family and authors%Authors 295152-1%1.1.2.2.1.1%Betulaceae%Betula nigra%Du Roi 295153-1%1.1.2.2.1.4%Betulaceae%Betula nigra%Poir. 295154-1%1.1.2.2.1.1.2.1.1.1%Betulaceae%Betula nigra%Murith 295155-1%1.2.2.1.1.2%Betulaceae%Betula nigra%L. 77265770-1%1.2%Betulaceae%Betula nigra var. parvifolia%Regel