Osteospermum ecklonis (DC.) Norl.
Dimorphotheca ecklonis or Osteospermum, (Cape marguerite, Van Staden's river daisy, Sundays river daisy, white daisy bush, blue-and-white daisy bush, star of the veldt) is an ornamental plant. A native plant of South Africa, this plant is now regarded as a weed in parts of Australia, particularly Victoria and Western Australia.
It is an evergreen, perennial dwarf shrub with the stature heights of 25 to 50 centimeters. The leaves measure 5 to 10 × 1 to 4 inches and are glandular fluffy, sessile, elliptical, slightly succulent, narrow obovate and entire or serrated. The heads are on 15 to 20 centimeters long stems and have a diameter of 5 to 8 centimeters. The bracts are 13 to 16 millimeters long and glandular. The rays are white above and reddish blue below. The disc is dark blue or purple. The fruit surface is net-wrinkled.
The flowering period is from April to September in the northern hemisphere.
It is widely used as an ornamental plant in pots, summer borders and balcony boxes. It is cultivated one-year old. There are numerous hybrids and varieties, including upright, up to 1.5 meters high and half-low. This species has been in culture since about 1920.
- Eckehart J. Jäger, Friedrich Ebel, Peter Hanelt, Gerd K. Müller (ed.): Rothmaler. Excursion flora of Germany. Volume 5: Herbaceous ornamental and useful plants . Spektrum Akademischer Verlag, Berlin Heidelberg 2008, ISBN 978-3-8274-0918-8 .
- Munz, PA 1968. Suppl. Calif. Fl. 1-224. University of California Press , Berkeley.