Dianthus barbatus

Inflorescence with double flowers of sweet williams variety ( Dianthus barbatus)

The Sweet William (Dianthus barbatus ) belongs to the genus of carnations (Dianthus ) in the carnation family ( Caryophyllaceae ). The home of Sweet William are the Pyrenees, the Eastern Carpathians, the Balkans, Manchuria, Russia and China. Varieties that have been bred out of this type are used as ornamentals and sometimes run wild.

Description

The Sweet William is a bald, biannual to perennial herbaceous plant that reaches the plant height usually 30 to 50 (20 to 70) cm. In the first year only a rosette of leaves is formed. In the second year, the inflorescences are formed. Are opposite constant, maximum short -stalked, simple, dark green, lance-shaped leaves, which are about 5 to 18 mm wide at the most simple, sometimes branched stems above.

The flowering period extends from June to September. In terminal, zymösen inflorescences are 5-30 flowers close together. The hermaphrodite flowers are fünfzählig. The five sepals are fused Roehrig and about 1.5 to 1.8 cm long. The five petals are nailed and fringed. There are two circles, each with five stamens and two pen available.

The approximately 1 cm long capsule fruit contains many seeds.

Varieties

• Dianthus barbatus var asiaticus Nakai: The home is in China only the eastern and southern Jilin, northern Korea, Russia ( Siberia).
• Dianthus barbatus barbatus L. var: The home is Europe.

Swell

• Characteristics of missouriplants.com from the Missouri Botanical Garden.
• Lu Dequan & Nicholas J. Turland: Dianthus in the Flora of China; Volume 6, page 103: Dianthus barbatus var asiaticus Nakai - Online.