Perennials, 25-30 cm tall. Stems erect, apically with sterile or rarely fertile branches, glabrous. Leaves linear-filiform, 2-6 cm X 1-2 mm, glabrous. Inflorescences 3-10-flowered; bracts nearly as long as or longer than pedicels. Pedicel 2-3 mm. Calyx capitate glandular hairy; lobes elliptic-lanceolate, 3-4 X 1.5-2 mm, apex acute to obtuse. Corolla yellow, 1.2-1.4 cm (excluding spur); spur ca. 1.4 cm, slightly curved; upper lip ca. 9 mm. Capsule oblong-globose, ca. 8 mm. Seeds disclike, smooth, margin broad. Fl. Jun.