A shrub or occasionally small tree to 3-4 m tall with shoots and lower surface of leaflets covered with matted hairs. Leaves 5-8 cm long, with 6-8 pairs of softly hairy leaflets about 1 cm apart, each 2-3 cm long, 1-1.5 cm wide and with a gland at the base. Flowers rich yellow, in clusters of 10-20, with 7 fertile stamens grouped 3 and 4; year round. Fruit pods flattened, soft-hairy, 6-10 cm long. Syn. C. tomentosa L. f.
Mexico, S America. Naturalised in SA, Vic and NSW. S. × floribunda (Cav.) H.S. Irwin & Barneby is a hybrid, S. multiglandulosa × S. septemptrionalis, that has become naturalised in Qld and NSW.
Source: (2002). Caesalpiniaceae. In: . Horticultural Flora of South-eastern Australia. Volume 3. Flowering plants. Dicotyledons. Part 2. The identification of garden and cultivated plants. University of New South Wales Press.