Annual or short-lived perennial with a well developed tap root, tufted with ascending and decumbent branches, up to 13 cm high; indumentum of curved and stiff straight hairs. Leaves narrowly oblong, oblanceolate or obovate, 5–22 mm long, 2–10 mm wide; apex usually rounded or obtuse, occasionally truncate or emarginate, rarely acute, mucro 0.3–0.4 mm long; petiole to 1 mm long. Inflorescence axillary, a solitary flower or ± fasciculate, rarely a short raceme to 4 mm long, not exceeding the leaves. Pedicel to 3 mm long. Alae antrorse to perpendicular in fruit (position), herbaceous, elliptic to spathulate, 3.5–5.0 mm long, 1.5–2.7 mm wide, with curved and straight hairs. Corolla purple; floral appendages fimbriate; upper petal c. 0.6 mm wide. Stamens terminate at stigma, monadelphous; staminal flap
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