 Distinctive black and yellow pea flowers are produced 
between July and November in its native range.The species was first formally described as "Kennedya nigricans" by John Lindley in 1835 in "Edward's Botanical Register", where it was also labelled as Dingy Flowered Kennedya.A cultivar known as "Kennedia nigricans" 'Minstrel' was registered with the Australian Cultivar Registration Authority by Goldup Nursery of Mount Evelyn, Victoria in September 1985.