Perennial; stems 6–70 cm. long, few to many, decumbent or ± erect, ribbed, hirsute.. Leaves sessile, elliptic to oblanceolate, up to 10–50 mm. long, 3–16 mm. wide, acute to rounded at the apex, with attenuate to subauriculate base; margin entire to ± distantly and obscurely dentate, sometimes somewhat undulate, hirsute especially on the veins.. Inflorescence lax, ± leafy, sometimes reduced to a single terminal flower.. Flowers ± erect on hirsute, up to 4 cm. long pedicels.. Hypanthium broadly obconical, ± 10-nerved, hirsute.. Calyx-lobes lanceolate to narrowly triangular, 3.5–12 mm. long, acute, ciliate-pubescent with triangular reflexed appendages.. Corolla blue or purple with whitish base, rarely all white, campanulate to almost cylindrical, 7–25(–30) mm. long, with corolla-lobes 1.5–11 mm. long, often pilose on the veins outside, otherwise glabrous.. Stamens with broadly triangular ciliate filament-bases; anthers 1.5–3 mm. long.. Ovary 3(–5)-locular; style shorter than the corolla, narrowly 3–5-lobed, glabrous or hairy at the base.. Capsule nodding, 3(–5)-locular, dehiscing by small basal valves.. Seeds numerous, elliptic-oblong in outline, compressed, 0.7–0.8 mm. long, almost smooth, yellowish brown.. Fig. 7, p. 36.
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A herb. It keeps growing from year to year. The stems can be 70 cm long. The leaves do not have leaf stalks. They are oval to sword shaped and 1-5 cm long by 1 cm wide. The flowering clumps are loose and leafy. The fruit is a nodding capsule.
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