Streptocarpus 'Dark Secret'. 1998, IR98545, C. Rose, UK . [(S. rexii-like seedling x 'Falling Stars') x S. porphyrostachys]). Fertile but reproducible only vegetatively. Rosette, horizontal stock with growing point lifted off the ground. Leaves swept back away from direction of growth. Leaves smooth, very dark green, dark red-purple underside, not fading with age, 430 mm long x 103 mm wide, linear with crenate edges, rounded tip and cuneate base. Calyx green, split. Peduncle to 307 mm long with 1-27 (often 6-16) flowers per peduncle. Corolla salverform, tube 25 mm long, pale violet inside, limb 37 mm wide, palish violet-blue (RHS 91B), center of lobes paler whitish violet with a fairly strong yellow band between the central five veins lines, slightly darker network of violet veins on lower lobes. Dark glossy, red-purple back to leaves and spire-like arrangement of flowers in 180 degree offset pairs up quite vertical peduncles are features inherited from S. porphyrostachys. Blooms well, 8-9 peduncles per leaf under windowsill conditions.