|Melampyrum roseum var.
japonicum is a semi-parasitic annual herb inhabiting forest
edges, growing up to 20-50cm in height, with long oval leaf with
0.3-1.5cm long petioles, measuring 2-8cm in length, 1-3cm in width.
Branch tops emerge inflorescences, in which many1.4-1.3cm long
red-purple flowers come. Bracts are leaf-like and have hairy, long,
pointed serrations. Bloom time: July-September.