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Spikes 8–30 mm. long, to c. 8 mm. wide, flowers crowded or compact, somewhat quadrangular, occasionally base of spike lax with flowers of lowest internode c. 45 mm. distant from next above.
Annual herbs, 12–44 cm. tall, erect; stems simple, rarely branched, slender, white to fawn sparingly patent to antrorse hirsute, denser at base.
Corolla blue; tube 4.5–5.5(8) mm. long, pilose without, densely so at throat; limb 3–3.5(8) mm. in diam.; lobes 1.5–2(4) x 1–2(3) mm., obovate.
Calyx 4.5–5.5 mm. long, pilose, 5-lobed; lobes 0.8–1.5(2.5) mm. long, unequal, subulate.
Bracteoles (2)3.5–4.5 x (0.25)0.6 mm., linear to subulate, pilose.
Bracts 3–5.5 x 1–2 mm., lanceolate, concave, pilose.
Capsule 4–5 x 1.5–2.5 mm., ovoid-cylindric.
