Desmodium species?? Trefoil Leaf arrangement, leaflet ovate ~5-6cm, Trailing habit on ground, Hairy stem & petiole, stipules present ?, Pea flower structure, purple/lavender colour, raceme indistinct or incomplete? Growing in open grassland close to base of Gum tree. Hackett / Mt Majura ?
I have added 2 more (not so good) photos on 18/11 of a similar looking Pea flower species, nearby location. Not sure if they are same species ? These 2 additional photos may help ID ? T.Q. Max.