Sebaea rara Wolley-dod

Erect, usually unbranched annual herbs up to 6 cm tall. Leaves 5-8 mm long, 1-1.5 mm broad, linear-lanceolate to oblong-lanceolate, acute, the lower ones sometimes reduced, ovate-lanceolate, subobtuse. Inflorescence of 1-3 few-flowered cymes; bracts linear or subulate, small. Calyx of 5 segments, each 4. 5-5 mm long, 0.75-1 mm broad, lanceolate, acuminate, keeled or very narrowly winged, the sides membranous, joined for 0.75-1.25 mm. Corolla yellow; tube 5.5-6 mm long; lobes 1.5 mm long, 0.6-0.75 mm broad, elliptic, oblong-elliptic or narrowly ovate, obtuse or subacute. Filaments extremely short, inserted 0.25-0.5 mm below the corolla-sinuses; anthers 0.5-0.6 mm long, each with a minute apical gland. Style and stigma 2.75-3 mm long with a small stigmatic swelling well above the middle or below the stigma; stigma capitate or clavate-capitate, 2-lobed or somewhat penicellate.