 The species was first formally described by botanist Charles Lemaire in 1844 and published in "Horticulteur Francais" as "Brachysema lanceolatum".In 2002 botanists Gregory Chandler and Michael Crisp reassigned the species to the genus "Gastrolobium" along with other "Brachysema" species and gave it the current name.The variety "B. l." var.