2n = 36

n = 18

Plants in flower 90–235 mm high. Root 1.0–3.3 mm diam. at stem base. Flowering stems terminal 1–3(–15) per plant, largest flowering stem 2.1–2.3 mm diam. at base, 0.9–3.4 mm diam. when dry, flowering stem leaves 1–3 pairs per stem. Rosette leaves ovate, 21–31 mm long, 7.0–11.5(–22) mm wide; petiole distinct, c. 9.5 mm long, 0.6– 3.0 mm wide. Pedicels 1 per axil, 5–20 mm long, 0.5–0.8 mm diam., 0.37–0.46 mm diam. when dry. Flowers 5–50 per plant, 6–12 mm long. Calyx 4.6– 7.5 mm long, hairs at calyx–corolla fusion line present; lobes 4.7–5.7 mm long, 1.5–2.2(–2.5) mm wide at base, apices acute or obtuse, margins smooth, sinus hairs absent or sparse. Corolla (5.1– )7.5–11.8 mm long, white, with crimson tinting, and/or with veins coloured crimson; tube 2.5– 3.2 mm long; lobes 5.0–8.6 mm long, 2.7–5.2 mm wide, hairs below sinus present; nectary 0.9–1.2 mm from corolla base. Filaments (2.3–)3.9–6.6 mm long from corolla base, 0.4–0.7 mm wide. Anthers 0.5– 1.4 mm long, anther wall purple-red, mouth yellow or orange-red, introrse or extrorse at anthesis, pollen pale orange. Stigma colourless. Ovules 22–60 per ovary. Capsule 6.7–12.5 mm long. FL (Aug–)Sep– Feb.