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Corolla 17–23 mm. long, deep blue, with two whitish longitudinal crests in the mouth of the tube, split to the base on the back, sparsely pubescent outside on the tube and along the midveins of the lobes, papillose inside near mouth of the tube; lower lobes obovate–oblong, 9–13 mm. long; upper lobes lanceolate, recurved, ± 4 mm. long.
Flowers in lax, 2–5–flowered, pedunculate racemes; pedicels 4–8 mm. long, pilose; bracts linear–lanceolate, up to 5 mm. long, entire, pilose; bracteoles near the base of the pedicel, linear, 1–2·5 mm. long, pilose.
Stems few to several, up to 60 cm. tall, rather robust, ribbed, usually densely pilose with spreading hairs much varying in size, the largest 1·5 mm. long.
Anther–tube ±2·5 mm. long, all anthers densely hairy at the apex, otherwise glabrous or sparsely pubescent on the connectives outside.
Seeds broadly elliptic in outline, trigonous, ± 0–8 mm. long, very finely reticulate, pale to dark brown.
Calyx–lobes very slender, up to 7 mm. long, entire, pilose, somewhat gibbous at the base.
Filaments linear, glabrous, connate above, attached to corolla–tube at the base.
Hypanthium broadly obconical, ± oblique, ± 8–nerved, pilose.
Capsule ± 8–nerved, pilose, with 2 valves 1·5–3 mm. long.
Annual (?) decumbent herb from a taproot.
Ovary semi–inferior.
