Caesalpinioideae
Posterior petal inside lateral ones Caesalpinioideae
Prickles or thorns absent
Petals yellow Senna
Stamens all perfect
Leaflets 1–2 pairs per leaf, narrow-oblong to linear, up to 5 mm wide, with a small gland between the lowest pair. Spreading shrub up to 2 m high. Glen Davis. DSF. Fl. spring Senna artemisioideszygopyhylla
Leaflets more than 2 pairs per leaf, with a gland between all leaflet pairs