Lythrum anceps is
a perennial occurring in wetlands in fields and mountains, growing
to 0.5-1m in height. Leaves are cross-wisely opposite, 2-6cm long,
0.6-1.5cm wide, in the shape of a broad lanceolate, with bases not
embracing stems. Flowers, red-purple, measure approximately 1.5cm in
diameter, with 4-6 petals, six triangular sepals, and needle-shaped
satellites in between sepals. Stamens are 12 in number; 6 of them
are long, and the other six are short. Bloom time: July-August.