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Perennial or annual erect herb, 20–90 cm. tall.. Stems few to many, ± hirsute towards the base or glabrous.. Leaves scattered or somewhat crowded towards the base, sessile, lanceolate to linear, up to 10–70 mm. long, 1.5–10 mm. wide, acute to subacute with cuneate to truncate base, ± hirsute or glabrous; margin cartilaginous, ± undulate-crenate; midvein protruding beneath, lateral veins faint.. Inflorescence lax; pedicels up to 10–25 mm. long, glabrous; bracts ± ciliate to dentate or glabrous and entire.. Hypanthium obconical to hemispherical, ± 10-nerved, glabrous.. Calyx-lobes 1.5–6 mm. long, ± ciliate to dentate or glabrous and entire.. Corolla campanulate, (5–)8–16 mm. long, blue, white, yellow or various intermediate colours, deeply 5-lobed, puberulous inside near the base, glabrous outside; tube 1.5–5 mm. long.. Stamens with filament-bases broadly dilated to almost cross-shaped, ciliate; anthers ± 2.5–5 mm. long.. Ovary 3-locular, sub-inferior; style somewhat shorter than the corolla, hairy or glabrous below; lobes 3 with 3 glands present between their bases.. Capsule 3-locular, 3–12 mm. long, ± 10-nerved; valves 3, 1–3 mm. long.. Seeds ± elliptic in outline, ± compressed, 0.35–0.55 mm. long; testa reticulate.. Fig. 2/A, N, U, p. 6.
An annual herb. It is erect and grows up to 60 cm high. It has scattered white hairs. The leaves are on the lower half of the shoot. They do not have leaf stalks. The leaves taper from the base to the tip. They are 6 cm long and 5 mm wide. The edges are wavy. There are a few short teeth. The flowers are at the top. The flowers are 1.3 cm long and have pointed lobes. They are blue.
Perennial or annual herb, erect, 0.15-1.00 m high. Leaves many, sessile, lanceolate to linear, margins cartilaginous, ± undulate-dentate. Flowers: campanulate, in a lax inflorescence, pedicellate; calyx lobes broadly triangular, 3-4 mm long; stigma lobes 3, with glands present between their bases; corolla with a distinct tube, blue; Nov.-Apr.
Leaves 10–70 x 1·5–10 mm., alternate, scattered or somewhat crowded towards the base, sessile, lanceolate to linear, acute to subacute with cuneate to truncate base, ± hirsute or glabrous; margin incrassate, ± undulate–crenate; midvein protruding beneath, lateral veins faint.
Erect perennial or annual herb, up to 0.9 m high. Stems leafy, hirsute or glabrous. Leaves lanceolate to linear, up to 10-70 x 1.5-0.0 mm, margin cartilaginous, ± undulate-crenate. Inflorescence lax with pedicels up to 10-25 mm long. Flowers blue, white, yellow or purple.
Subglabrous perennial to 90 cm. Leaves narrowly elliptic to lanceolate, undulate-toothed, margins slightly revolute. Flowers 1-few on slender pedicels, bowl-shaped, 10-20 mm diam., blue, sometimes white or mauve, filaments broad at base, ovary 2-or 3-locular, glabrous.
Perennial or annual herb, erect, 0.15-1.0 m high. Leaves sessile, lanceolate to linear, margins cartilaginous, ± undulate-crenate. Flowers campanulate, in a lax inflorescence, blue. Stigma: lobes 3, with glands present between their bases. Flowering time Oct.-Dec.
Corolla (5) 8–16 mm. long, campanulate, blue, white, yellow or various intermediate colours, deeply 5–lobed, puberulous inside near the base, glabrous outside; corolla–tube 1·5–5 mm. long.
Ovary 3–locular, subinferior; style somewhat shorter than corolla, hairy or glabrous below; lobes 3 with 3 glands present between their bases.
Inflorescence lax; pedicels up to 10–25 mm. long, glabrous; bracts ± ciliate to dentate or glabrous and entire.
Stamens with filament–bases broadly dilated to almost cross–shaped, ciliate; anthers ± 2·5–5 mm. long.
Seeds 0–35–0–55 mm. long, ± elliptic in outline, ± compressed; testa reticulate.
Calyx–lobes 1–5–6 mm. long, ± ciliate to dentate or glabrous and entire.
Capsule 3–12 mm. long, 3–locular, ± 10–nerved; valves 3, 1–3 mm. long.
Hypanthium obconical to hemispherical, ± 10–nerved, glabrous.
Sterns few to many, ± hirsute towards the base or glabrous.
Perennial or annual erect herb, 20–90 cm. tall.
