Drosera binata

Drosera binata

Drosera binata is a carnivorous plant in the genus Sundew ( Drosera ). She is the only representative of the section Phycopsis.

Description

Drosera binata is a perennial, herbaceous plant with rosettenförmigem growth. It has fleshy roots, which are used in the dry season as a storage organ, and from which the plant then sends out new shoots.

The 5 to 15 centimeters long and 1.5 to 2 mm wide, forked leaf blades sitting on thin, up to 30 centimeters long, erect stems. The leaf blades are usually simply forked, but can also be forked two to twenty times. Tentacles are found only on the leaf blades, the long petioles are smooth.

The one to two traubigen and branched, completely glabrous inflorescences can carry up to 50 flowers, the peduncle is 10 to 100 inches long, the pedicels up to 6 mm long. The approximately 2 mm long bracts are linear.

The egg-shaped sepals are up to 3.5 mm long and 2 mm wide, up to 6 mm long and 5 mm wide petals are white, inverted ovoid, flattened and serrated at the furthest point.

The seed capsules are egg-shaped round, the numerous fine seeds are elongated.

Home

Drosera binata is originally from the eastern Australia, Tasmania and New Zealand. It thrives there on peaty sandy soils in heathland vegetation.

Botanical history

Drosera binata was discovered in 1792, first described in 1805 by Labillardiere and arrived in 1823 at a delivery of substrates to the Botanical Gardens of Kew.

Numerous synonyms, varieties and forms exist, 1836, the kind of Constantine Samuel Rafinesque was even found to be Dismophyla binata in a separate genus. None of the taxa is currently recognized.

Two of these taxa, however, find lovers in circles use, so is var of bifurcate forms as " multifida " and six -pronged forms as" var multifida extrema f " written. These designations are not valid taxa, but noun nudi.

Swell

• Allen Lowrie: Carnivorous Plants of Australia. Volume 3 University of Western Australia, Nedlands 1998, ISBN 1875560599, pp. 152-155.
• Ludwig Diels: Droseraceae. In: A. Engler (ed.): plant kingdom. 4, 112, 1906, pp. 105-106.
• Wilhelm Barthlott, Stefan Porembski, Rüdiger Seine, Inge Theise: carnivores. Ulmer, Stuttgart 2004, ISBN 3-8001-4144-2.