Stems 15–30 cm. long, often forming carpets and rooting at the nodes, the flowering shoots ± erect or ascending for 5–10 cm., rather sparsely to densely adpressed pubescent.. Leaf-blades ovate or elliptic-ovate, 0.6–4.5 cm. long, 0.3–2.4 cm. wide, rather bluntly acute, cuneate to rounded or rounded and then attenuately cuneate at the base, with scattered curly hairs above and on margins but mostly confined to the venation beneath; petiole 0.3–2 cm. long, pubescent; stipule-sheath 1–1.5 mm. long, divided into 3–5 filiform fimbriae 1–2(–3.8) mm. long, with scarcely evident colleters.. Pedicels very short, attaining 2 mm. in fruit, pubescent.. Calyx-tube subglobose, ± 1 mm. long and wide, hairy; lobes ± foliaceous, unequal or subequal, oblong to narrowly spathulate, (2–)3–6 mm. long, (0.4–)1–2.2 mm. wide, with scattered hairs as on the leaves.. Corolla white, pale blue or lilac, sometimes with a darker median stripe on the lobes; tube 1.4–2.3 cm. long, 1–2.2 mm. wide, very sparsely hairy outside, densely hairy within the throat; lobes oblong-elliptic, 5–8 mm. long, 1.6–4.5 mm. wide, glabrous inside.. Style exserted 2–5 mm. in long-styled flowers, 1.4 cm. long in short-styled flowers, glabrous; stigma-lobes filiform 1–2.5 mm. long.. Capsule brown, oblong-ovoid, 3–4 mm. long, 2.5–3 mm. wide, only slightly beaked.
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