Drosera menziesii
Drosera menziesii
Drosera menziesii is a plant of the genus Sonnentaue (Drosera ). This carnivorous plant is native with four subspecies in the western and south-western Australia.
Description
Drosera menziesii grows terrestrially as a perennial herbaceous plant. Outlasting as to form nodules of diameter up to 1.5 cm to achieve and in general is dark red, but also other shades are known. The up to 25 cm tall stalks grow " zig-zag " in height. Each prong is extended by an approximately 1 cm long petiole, sitting at the alternate one sheet. The sheets are circular with a diameter of up to 4 mm. On the upper leaf surface are densely glandular tentacles.
In lateral, two - to three -branched, schirmrispigen inflorescences are the usually dark pink flowers.
Occurrence
Drosera menziesii is native in South Australia.
It grows in swampy areas on clay, sand and / or peat soils. In the subtropical area of the sites can completely dry out in summer. The summer dry season, survived in the underground tubers.
System
Drosera menziesii belongs to the section Ergaleium in the genus Drosera. The first description of Drosera menziesii in 1824 by Robert Brown in Augustin Pyramus de Candolle: Prodromus systematis Naturalis Regni Vegetabilis, 1, pp. 319 synonyms for Drosera menziesii R.Br. ex DC. are Drosera filicaulis Endl. and Sondera menziesii ( R.Br. ex DC. ) Chrtek & Slavíková.
From the way Drosera menziesii four subspecies are known and described since NG Marchant & A. Lowrie 1992:
- Drosera menziesii subsp. basifolia N.G.Marchant & Lowrie
- Drosera menziesii R.Br. ex DC. subsp. menziesii
- Drosera menziesii subsp. penicillaris ( Benth. ) N.G.Marchant & Lowrie
- Drosera menziesii subsp. thysanosepala ( Diels ) N.G.Marchant & Lowrie
Swell
- Barthlott, Porembski, Seine, Theisen: carnivores, biology and culture of carnivorous plants, Eugen Ulmer GmbH & Co. Stuttgart 2004 ISBN 3-8001-4144-2
- Jean -Jacques Labat: Carnivorous plants, Eugen Ulmer GmbH & Co. Stuttgart 2003 ISBN 3-8001-3582-5