Thesium lobelioides A.Dc.

Robust suffrutex, up to 0.3 m tall, rootstock and lower parts of stems not seen, stems 1 to 2 (11), erect or suberect, branched, sulcate, light mauve or greyish in colour, moderately leafy (6 to 11 leaves per 50 mm at middle of stem). Leaves slightly spreading, linear, or occasionally linear-lanceolate, 5.0-20.0 x 0.5-1.2 mm, apex acute, often recurved and usually not cartilaginous, midrib often raised on both surfaces, margins entire. Flowers solitary in bract axils, arranged in 6 to 14-flowered monotelic racemose inflorescences, often terminating in 2(3)-flowered monochasial cymes; pedicels (0.0)0.5-2.0 mm long. Bracts linear-lanceolate, 7.0-13.0 x 1.2-1.8 mm, apex acute-acuminate, margins often scabrous, fused to entire pedicel; bracteoles 4.5-7.0 x 0.2-0.9 mm. Perianth 4.0-5.5 mm long, elongate receptacle absent, 'glands' often visible on outside; lobes linear to narrowly triangular, occasionally with a prominent midrib, 1.3-2.2 x 0.3-1.2 mm, apex slightly hooded, with dense apical beard. Stamens inserted at base of tepals; filaments 0.4-0.5 mm long; anthers 0.5-0.6 mm long. Style 1.3-1.6 mm long, stigma ± opposite anthers. Placental column straight. Fruit sessile, ± 7.0 mm long including persistent perianth (± 4.5 mm long excluding perianth), ± 3.0 mm wide, with prominent reticulate venation.