Annual herb, erect often with spreading or decumbent branches, or prostrate, up to 30 cm high; indumentum of curved and straight hairs. Leaves very widely ovate, obovate to depressed obovate or orbicular, 3–38 mm long, 4–25 mm wide; apex rounded, mucro 0.3–0.4 mm long; petiole 0–3 mm long. Inflorescence axillary or supra-axillary, a solitary flower or usually a short raceme to 10 mm long, not exceeding the leaves. Pedicel to 0.5 mm long. Alae antrorse to perpendicular, sometimes deflexed in fruit (position), herbaceous, ovate, usually somewhat dimidiate, 3.8–5.0 mm long, 1.5–2.5 mm wide, with mostly straight and some curved hairs. Corolla purple; floral appendages fimbriate; upper petal claw c. 0.5 mm wide. Stamens terminate at stigma, monadelphous; staminal flap
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