Scientific Name - Aponogeton L. distachya
Synonyms - Aponogeton distachyum
Popular names - waterblommetjie, Cape-pondweed.
Distribution and Habitat - originally from South Africa.
Description - aquatic species, perennial. Natante Leaves, 6-25 x 1.5-7 cm, ovate or lanceolate, attenuated to the round, top obtuse to acute, margin entire, petiole up to 100 cm in length. The flowering spike with two branches 'Y'. Flowers white, shoulder about 3 cm, purple to black anthers, pollen yellow. Blooms in March-April and October-November.
Tolerance - the deeper waters can get through the weak winter frosts.
Requirements - 15-60 cm deep water, sunny or partially shaded exhibitions.
Management - to ensure that the plant will pass well over the winter it is best to remove it from the baseand a youth in a bowl inside.
Propagation - by seed, is sown soon after ripening inntr a pot with water about 3 inches deep.
Properties and Uses - are grown for ornamental purposes, in swimming pools.
Curious - was introduced in Europe in the seventeenth century, was naturalized locally in France and England.
Nigella sativa L.
Nigella sativa - annual species, native to the Mediterranean, the Balkans, Asia Minor, Caucasus, western Asia, India and North Africa.
It was used by Greeks to treat congestion agipteni and nose, toothaches, headaches, abdominal pains, rheumatism, and as a diuretic.
Commelina communis - grows naturally in East Asia, prefer shade and moist forests in 0-6000 altit.
Commelina genus species is often confused with species of the genus Tradescantia, both belonging to the same family, Commelinaceae. Commelina flowers genre has two large petals and a small petal, flowers from three species of Tradescantia petals are equal in size.
Coronilla vary - herbaceous perennial, native to SE Europe, grows on limestone rocks and ravines, arid plains, along the streets, from 0 to 1200 m altitude.
Solidago caesia - blue-stemmed goldenrod
Solidago box to - perennial species, native to North America, grows naturally in dry soils on roadsides.