Compilation
Harpagophytum peglerae

Perennial herb with several prostrate annual stems from a succulent taproot, which often forms a thick tuber. Leaves petiolate; lamina usually 20–40 mm. long, rarely up to 60 mm., and 20–35 mm. broad, very broadly ovate to ovate, pinnatilobed to crenate, often polymorphic; petiole 10–15 mm. long (usually less than half the length of the lamina); limb of corolla purple or yellow, 15–25 mm. in diam.; tube purple, violet, pink or yellow outside, usually more or less yellow inside, 40–50 mm. long. Fruit with 4 rows of slightly curved arms bearing recurved spines, the length of longest arm not exceeding the width of the capsule proper, or fruit with 4 rigid wings bearing recurved spines, the wings in the upper portion of the fruit sometimes dissected into short arms; capsule proper 40–50 mm. long and 18–23 mm. broad, the total length of fruit up to 105 mm. and the total width up to 70 mm. Seeds 10–15 in each loculus, in two rows.