Herbs annual, glabrous. Roots fibrous. Stems branched from base, erect, 5-9 cm. Proximal stem leaves very small; leaf blade subulate, linear-lanceolate to triangular-lanceolate, 1-7 mm, veins 3-5, brown spotted, basal spur broadly 3-lobed or truncate, apex acuminate. Cyme corymbiform, 3-9-flowered; bracts linear-lanceolate to triangular-lanceolate. Flowers unequally 5(or 6)-merous; pedicel 3-4 mm. Sepals linear-lanceolate to sublanceolate, 5.8-7.5 mm, veins 3-5, brown spotted, base obtusely long spurred, apex acuminate. Petals purplish red, linear-lanceolate, 9-10.5 mm, base connate for 0.3-0.7 mm, apex long mucronate. Stamens 10(-12); antesepalous ones 6-6.8 mm; antepetalous ones inserted 2.5-3 mm from petal base. Nectar scales broadly spatulate, 0.7-0.8 mm, apex obtuse. Follicles erect, free, lanceolate, 8-10 mm, 7-9-seeded; placenta sublunulate. Seeds obovoid, 1.2-1.4 mm, few mammillate. Fl. Sep-Oct, fr. Nov.
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