Lovely weigela
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Lovely Weigela ( Weigela florida ) |
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| Weigela florida | ||||||||||||
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The Lovely weigela ( Weigela florida ) is a shrub with pink to dark pink flowers from the family of Honeysuckle (Caprifoliaceae). The natural range is in China, Korea and Japan. The kind is very often used as an ornamental shrub.
description
The lovely weigela is an upright shrub with gray bark that is 2 to 3 meters high and rarely 4 meters high . Young twigs have two stripes of short, fine hair along the internodes . The winter buds are pointed with three to four scales and are often smooth. The leaves are sessile (sessile) or have a stalk up to 3 millimeters long. The leaf blade is simple, 5 to 10 centimeters long, oblong, elliptical or obovate-elliptical, long pointed, with a serrated edge and a broadly wedge-shaped to rounded base. The upper side of the leaf is sparse and more densely hairy along the leaf veins. The underside is densely downy to tomentose hairy.
The flowers grow axillary, singly or in groups of three to four in zymous inflorescences . The inflorescence axis and the flower stalks are glabrous to wire-haired. The calyx is about 2 centimeters wide. The calyx tube is narrow cylindrical, about 1 centimeter long and sparsely hairy downy. The calyx lobes are about 1 centimeter long and lanceolate. The corolla is funnel-shaped, bell-shaped, 3 to 4 inches long, 2 inches wide, pink to dark pink and sparsely hairy on the outside. The corolla lobes are spread out and are unevenly distributed and have a reddish inside. The stamens are shorter than the corolla, the anthers are yellow. The ovary is hairy and has a yellow-green gland at the top. The scar is bilobed. The fruit is 1.5 to 2.5 centimeters long, sparsely hairy capsules with a short beak. The seeds do not have wings. The lovely weigela flowers from April to August, the fruits ripen in October.
The number of chromosomes is 2n = 36.
distribution
The natural range is in the Chinese provinces Heilongjiang and Henan , in the north of Jiangsu , in Jilin , Liaoning , Shaanxi , in the north of Shandong , in Shanxi and in Inner Mongolia ; in Japan on Kyushu and in Korea . The lovely weigela grows in mixed forests and thickets at heights of 100 to 1500 meters on fresh to moist, weakly acidic to alkaline, nutrient-rich soils in sunny to light-shady locations. The species is frost hardy . It is assigned to winter hardiness zone 5b with mean annual minimum temperatures of −26.0 to −23.4 ° C (−15 to −10 ° F).
Systematics
The Liebliche Weigelie ( Weigela florida ) is a kind of the genus of Weigela ( Weigela ) in the family of Honeysuckle (Caprifoliaceae). There the genus is assigned to the subfamily Diervilloideae . The species was first scientifically described by Alexander von Bunge in 1835 as Calysphyrum floridum ( Basionym ) . Alphonse Pyrame de Candolle placed the species in the genus Weigela in 1839 . Calysphyrum is now used synonymously for Weigela . Further synonyms of the species are Weigela rosea Lindl. and Diervilla florida (Bunge) Siebold & Zucc. The generic name Weigela is reminiscent of Christian Ehrenfried Weigel (1746–1831), a German doctor, chemist and pharmacist who came from Stralsund , which was still in Sweden at the time , and who was also the Royal Swedish Personal Physician for a time. The specific epithet florida comes from Latin and means "richly blooming".
use
The lovely weigela is very often used as an ornamental shrub because of its decorative flowers .
A distinction is made between several cultivars - including:
- 'Alba' with white flowers
- 'Foliis Purpureis' or 'Purpurea' with purple-pink flowers and deep brown-red leaves
- 'Ruby Queen' with pink-red flowers with light stamens and deep dark red to brown-red leaves
- 'Suzanne' with light pink flowers and fresh green leaves lined with narrow and creamy white
- 'Variegata' with deep pink flowers and green, yellowish white leaves
- 'Victoria' with purple-red, inside purple-pink and small yellow spotted flowers and bronze-colored to purple-brown, long-lasting leaves
proof
literature
- Wu Zheng-yi, Peter H. Raven, Deyuan Hong (Eds.): Flora of China . Volume 19: Cucurbitaceae through Valerianaceae, with Annonaceae and Berberidaceae . Science Press / Missouri Botanical Garden Press, Beijing / St. Louis 2011, ISBN 978-1-935641-04-9 , pp. 282 (English).
- Andreas Roloff , Andreas Bärtels: Flora of the woods. Purpose, properties and use. With a winter key from Bernd Schulz. 3rd, corrected edition. Eugen Ulmer, Stuttgart (Hohenheim) 2008, ISBN 978-3-8001-5614-6 , p. 683.
- Jost Fitschen: Woody flora . 12th, revised and expanded edition. Quelle & Meyer, Wiebelsheim 2007, ISBN 3-494-01422-1 , p. 872 .
- Helmut Genaust: Etymological dictionary of botanical plant names. 3rd, completely revised and expanded edition. Nikol, Hamburg 2005, ISBN 3-937872-16-7 (reprint from 1996).
Individual evidence
- ↑ German name after Roloff et al .: Flora der Gehölze , p. 683 and after Fitschen: Gehölzflora , p. 872
- ↑ a b c d e f Roloff et al .: Flora der Gehölze , p. 683
- ↑ a b c d Qiner Yang, Fred R. Barrie, Charles D. Bell: Weigela florida , in the Flora of China , Volume 19, p. 615
- ↑ a b c d Weigela florida. In: Germplasm Resources Information Network (GRIN). United States Department of Agriculture, accessed July 17, 2012 .
- ↑ Calysphyrum floridum. In: Germplasm Resources Information Network (GRIN). United States Department of Agriculture, accessed July 17, 2012 .
- ↑ Calysphyrum. In: Germplasm Resources Information Network (GRIN). United States Department of Agriculture, accessed July 17, 2012 .
- ↑ Exactly: Etymological Dictionary of Botanical Plant Names , p. 692
- ↑ Exactly: Etymological Dictionary of Botanical Plant Names , p. 252
- ↑ Fitschen: Gehölzflora , p. 872
Web links
- Thomas Meyer: Weigelie data sheet with identification key and photos at Flora-de: Flora von Deutschland (old name of the website: Flowers in Swabia )
- Weigela florida. In: The Plant List. Retrieved July 17, 2012 .
- Weigela florida. In: Gardening Help. Missouri Botanical Garden, accessed July 18, 2012 .