Ammannia multiflora is
a 10-40cm-in-height annual herb that occurs in paddies or wetlands
and branches with stems with four ridges. Leaves are opposite;
1.8-5cm long, 0.2-1.2cm wide, broad linear to lanceolate-like long
oblong, with bases embracing the stems. Flowers set themselves at
axils, tiny - 1.5mm in diameter. Petals, four in number, are
red-purple. Fruit (capsules), about 2mm in diameter, and calyxes
cover the lower half. Bloom time: September-November. |