Lobelia trigonocaulis—Forest Lobelia—CAMPANULACEAE.
Habitat—Grows in shady areas of sclerophyll forest, in rainforest and near creeks.
Distribution—North from Ourimbah district in New South Wales and Queensland.
Description—Creeping or trailing herb, sparsely hairy; branches usually 30 to 50 cm long, flattened.
Barrington/Gloucester Tops and Wingham Brush.
Leaves.—Ovate or lower ones ± circular, usually 1 to 4 cm long, 10 to 35 mm wide, base cordate or truncate, margins coarsely or bluntly toothed to crenate; petiole 1 to 3.5 cm long.
Inflorescence— Raceme–like, 3–6-flowered; pedicels 2 to 6 mm long. Calyx lobes 2 to 4 mm long. Corolla usually 10 to 12 mm long, mauve–blue, throat ± pilose; 3 lower lobes oblong, 2 upper ones shorter, incurved and pilose. All anthers with apical tuft of short bristles. Ovary 1.5 to 2.5 mm long.
Flowering.—December to May
Fruit—Capsule ± globose, 3.5 to 5 mm long and diam., scarcely oblique; seeds c. 1 mm long.
Ripe.—Late Summer to Winter.