Herbs perennial, 10-30 cm tall. Roots woody. Stems caespitose, often erect, pubescent. Petiole short; leaf blade papery or subleathery; lower leaves ovate, small, ca. 6 × 4 mm, apex obtuse; upper leaves lanceolate or elliptic-lanceolate, large, 10-20 × 3-6 mm, green, both surfaces pubescent, midvein raised abaxially, impressed adaxially, lateral veins obscure or raised adaxially, base cuneate, margin entire, slightly recurved, apex obtuse, with acumen. Racemes extra-axillary or pseudoterminal, usually over apex of stem, branches pubescent, few flowered; bracteoles 3, subulate-lanceolate, ca. 2 mm, pubescent. Flowers 6-10 mm. Sepals 5, persistent, outside pubescent, ciliate; outer sepals 3, lanceolate, ca. 3 mm; inner sepals 2, petaloid, subfalcate, ca. 7.5 × 3 mm, greenish, base unguiculate, apex cuspidate. Petals 3, connate in lower 2/5, blue-purple; lateral petals 5-6 mm, longer than keel, inside hairy at base, apex rounded, retuse; keel hairy abaxially, apex with fimbriate appendages. Stamens 8; filaments 5-6 mm, united at least in lower 2/3, forming an open ciliate staminal sheath; anthers ovoid. Ovary obovoid, ca. 2 mm in diam., apex ciliate; style thickened, apex curved, ca. 5 mm; stigmas moderately well separated. Capsule subcordate, ca. 5 mm in diam., narrowly winged, shortly ciliate, apex retuse. Seeds black, compressed-oblong, ca. 1.5 mm, densely white pubescent, with white strophiole. Fl. Apr-Jul, fr. May-Aug. 2n = 34.
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A herb. It keeps growing from year to year. It is erect and grows 10-25 cm high. There are usually many stems from the base. The lower leaves are oval and small and 6 mm long by 4 mm wide. The upper leaves are narrow and 10-20 mm long by 3-6 mm wide.
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