French lavender
| French lavender | ||||||||||||
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French lavender ( Lavandula dentata ) |
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| Lavandula dentata | ||||||||||||
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The French lavender ( Lavandula dentata ), and Green tooth-lavender or serrated lavender called, is a plant from the family of the mint (Lamiaceae).
features
The French lavender is an evergreen shrub that can reach heights of 20 to 100 centimeters. Young twigs are square. The opposite leaves are elongated-linear or lanceolate, notched to toothed or comb-shaped and pinnate, 35 to 40 mm long, 3 to 8 mm wide.
The compound inflorescence is usually purple, rarely pink or white. The hermaphrodite, zygomorphic flower is fivefold. The 6 to 7 mm long sepals are fused. The five petals are fused to form a two-lipped crown. There are two unequal pairs of stamens that are free from one another but are fused with the petals. The upper ovary is four-chambered. There is a simple stylus.
The flowering period extends from June to July. There are Klaus fruits formed which have a length of 1 to 1.5 mm.
The number of chromosomes is 2n = 42 or 44.
Occurrence
The distribution area of French lavender extends over the western Mediterranean area, northeastern tropical Africa, Palestine and the Arabian Peninsula. Here this type of plant occurs in dry bushes on limestone at altitudes of 0 to 400 meters.
Systematics
One can distinguish between two varieties:
- Lavandula dentata var. Candicans Batt. : It occurs in Morocco, Algeria, Ethiopia, Saudi Arabia and Yemen.
- Lavandula dentata var. Dentata : It occurs in Morocco, Algeria, Spain, the Balearic Islands, Ethiopia, Eritrea, Saudi Arabia, Yemen and Palestine.
use
The French lavender is rarely used as an ornamental plant in pots or as a scented plant.
supporting documents
literature
- Eckehart J. Jäger, Friedrich Ebel, Peter Hanelt, Gerd K. Müller (eds.): Rothmaler excursion flora from Germany. Volume 5: Herbaceous ornamental and useful plants . Spectrum Academic Publishing House, Berlin Heidelberg 2008, ISBN 978-3-8274-0918-8 .
Individual evidence
- ↑ Lavandula dentata at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
- ↑ a b c d Rafaël Govaerts (Ed.): Lavandula dentata. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved September 14, 2019.
Web links
- Entry in Plants for a Future. (engl.)