4.1. Key to the genera of South African Genisteae

1a Glands usually present on flowers and leaves, stipules completely free and auriculate..................................................... Melolobium

1b Glands mostly absent from flowers and leaves, stipules free or fused, but not auriculate......................................................................................2

2a Stipules absent or if highly reduced then rapidly caducous, standard and wing petals strongly reflexed .................................... Dichilus

2b Stipules present and clearly visible, standard and wing petals not strongly reflexed.............................................................................................3

3a Stipules free, broad-based to amplexicaul, not sheathing stem, bracteoles present ............................................................. Argyrolobium

3b Stipules fused, collar-like and sheathing stem, bracteoles absent .................................................................................................... 4 ( Polhillia)

4a Flowers yellow, fruit indehiscent ............. subgen. Polhillia

4b Flowers pink or rarely white, fruit dehiscent ....... subgen. Roseopolhillia