| 词条 | Dimorphotheca ecklonis |
| 释义 |
|image = Osteospermum ecklonis1.JPG |image_caption = Dimorphotheca ecklonis |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Asterales |familia = Asteraceae |genus = Dimorphotheca |species = D. ecklonis |binomial = Dimorphotheca ecklonis |binomial_authority = DC. |synonyms = Osteospermum ecklonis (DC.) Norl. |synonyms_ref = {{Citation needed|date=August 2011}} }}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.[1] FeaturesIt 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.[2] The flowering period is from April to September in the northern hemisphere. DistributionIt is native to the Eastern Cape in Uitenhage and Humansdorp, in South Africa, and is found on wet grass and in river beds at altitudes up to 300 meters. UsageIt 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. References1. ^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}} . 2. ^Munz, PA 1968. Suppl. Calif. Fl. 1-224. University of California Press , Berkeley. Bibliography
External links
2 : Calenduleae|Flora of South Africa |
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