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Subshrubs hermaphroditic. Stems ± climbing, branched, to 1 m; branches distinctly striate-ridged. Cladodes in fascicles of 1--5, linear, 1--3 cm × 1.5--2.5 mm, flat. Leaf spur spinescent; spine slightly hooked, 3--5 mm and sharp on main stems, very short and not sharp on branches, woody. Inflorescences developing after cladodes, solitary or paired, axillary, each a many-flowered raceme or panicle 2--2.5 cm; bracts linear, 2--5 mm. Pedicel ca. 2 mm, articulate at middle. Perianth white; segments oblong-ovate, ca. 2 mm. Stamens shorter than perianth; anthers minute. Berry red, 8--10 mm in diam., 1-or 2-seeded. Fl. throughout year. 2 n = 40, 60.
Erect, spreading or scrambling, spiny shrub, up to 1 m high. Stems striate with short branches, ± equally long, close together. Spines thin, straight, sharp. Cladodes 1-few per fascicle, flattened, with distinct midrib, 5-12 x 1-2 mm. Flowers in simple, short racemes; stamens with yellow or orange anthers; pedicels short, articulated near middle. Flowering time Nov.-Apr. Fruit a red berry.
Thorny shrublet, up to 1 m high, erect with short to very short branches (fox-tail form). Spines short, recurved. Cladodes evergreen, 5-15 x 1-2 mm. Flowers white with a pink tinge.
A small climbing shrub. The vines can be 3 m long. The branches are 1 m long. They have lines along them. The fruit are red and 8-10 mm across. There are 1 or 2 seeds.
Erect or spreading, spiny shrub to 60 cm, stems striate with hooked spines. Cladodes 1-few in fascicles, linear. Flowers in racemes, tepals and filaments spreading.
