Erect or climbing subshrub to 2m in zigzag, glabrous woody stems with peeling white epidermis, spines to 1mm long or absent. Leaves spurred at base, cladodes to 30mm long in fascicles of 3-15. Whitish flowers to 3mm long, 2-4 in fascicles, yellow or white tepals to 4mm long. Small solitary red or orange berry at leaf axil to 6mm diameter.