Description:
Flowers whitish to pale bluish, or flushed with pale pink, lower tepals cream at base with small basal median streak of purple and larger median purple mark, intensely sweetly scented night and day; perianth tube 25–40 mm long, narrow and cylindric below, broadened and curving outward in upper 4–5 mm; tepals subequal, dorsal ± erect, 9–12 × 6–7 mm, upper laterals spreading to reflexed, lower 3 directed downward, with short claw ± 1.5 mm × 2 mm, limbs abruptly expanded, broadly oval, 7.5–8.0 × 6 mm. Stamens unilateral, ± erect; filaments 5–6 mm long, exserted ± 3.5 mm; anthers ± 3 mm long, cream or light purple; pollen yellowish to white. Style usually dividing shortly above anther bases, style branches becoming tangled in anthers. Seeds 1.5–1.9 mm diam. Flowering time: late July to September.
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