Plants prostrate or ascending to erect, branched, 2-4 dm; young branches glandular, older branches glabrous. Leaves spreading, ± imbricate; blade linear, 4-12 × 1-2 mm, margins densely glandular-serrulate, surfaces glabrous or glandular. Inflorescences corymbiform, 1-16-flowered. Pedicels 10-35 mm, densely stipitate-glandular; bracteoles 2. Flowers often nodding; sepals ovate to lanceolate, 3-4 mm, margins not ciliate, densely glandular abaxially; corolla yellow or greenish yellow, urceolate, constricted at mouth, 5-8 mm, glandular, lobes reflexed, 1-2 mm; stamens 9-10, included; filaments 2.5-3 mm, hairy; anthers 1-1.5 mm; ovary ovoid, 2-2.5 mm (3.5 mm wide), glandular; style included, 3-4.5 mm. Capsules 5-valved, globose, 2.5-4 mm, densely glandular. 2n = 24.
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