Aristolochia clematitis L.
Aristolochia clematitis is a perennial.
Aristolochia clematitis was described by Carl Linnaeus in 1753. The name is considered as validly published.
Aristolochia clematitis is a species in the genus Aristolochia which contains approximately 489 to 545 species and belongs to the family of the Aristolochiaceae (Birthwort Family). The type species of the genus is Aristolochia rotunda.
The perennials reach heights of 80 to 100 centimetres.
Aristolochia clematitis is deciduous. The green, simple leaves are alternate. They are reniform and petiolate.
Flowers and Fruits
Aristolochia clematitis produces solitary yellow flowers from June to July.
Aristolochia clematitis is native to the whole of Europe with the exception of the British Isles and North Europe, Turkey and the Caucasus and is naturalized in Great Britain and Norway.
The perennials prefer a sunny to half-shady situation on dry to moderately moist soil. The substrate should be sandy-loamy or gritty-loamy soil. They tolerate temperatures down to -23Â°C (USDA zone 6).
Classification after Prof. Dr. Sieber
- open areas
- woodland borders (soil usually rich in humus)
The ornamental value of Aristolochia clematitis lies especially in the ornamental leaves. The recommended planting distance is 50 centimetres, the perennials are best planted in groups of 3 to 5.
Maintenance and Propagation
Aristolochia clematitis is toxic.
Please read the health issues note!
Pests and Diseases
- Walter Erhardt, Erich GÃ¶tz, Nils BÃ¶deker, Siegmund Seybold: Der groÃe Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
- Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.