Lilium nepalense
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| D. Don |
Lilium nepalense is a species from the genus of the lilies ( Lilium ) in the Asian section .
description
Lilium nepalense reaches a height of 40 cm to 120 cm. The bulbs are wide, round and reach a diameter of about 2 cm, they are covered with white, lanceolate scales and form stolons . The stem is papilose , the leaves lanceolate, between 5 cm and 10 cm long and two to three cm wide. They are sticky, five-nerved , papillary at the edge and distributed around the stem.
The plant blooms from June to July with 1 to 15 in a single or up to five in a panicle , nodding, trumpet-shaped flowers, which smell strongly of indole . The hermaphrodite flowers are threefold. The six identical bloom cladding sheets ( tepals ) are rolled backwards and 6 cm to 13 cm long and between 1.6 and 2 cm wide. The basic color of the flowers is pale greenish or lime yellow, rarely orange-yellow, and almost always purple towards the throat. The anthers are 8mm to 25mm long and brown with brown pollen and the filaments are 5cm to 5.5cm long and sticky. The nectaries are smooth. The ovary (ovary) is cylindrical, the stylus four to five cm tall, the stigma is swollen with a diameter of about four mm. The seed ripens in seed pods and germinates instantly - epigeously .
The number of chromosomes is 2n = 24.
distribution
Lilium nepalense needs moist, loamy soil, preferably with a shaded base and a sunny position for the flowers. The species is often found in hedges, mixed forests or slopes at altitudes between 2600 m and 2900 m above sea level, rarely even from 2100 m above sea level.
As the name suggests, the species is native to all of Nepal , but it is also found in Bhutan , northern India , Myanmar and Sikkim , in the People's Republic of China it is found in the south of Xizang and in the southeast and west of Yunnan .
Systematics
There are three varieties :
- Lilium nepalense var. Nepalense
- Lilium nepalense var. Concolor : The flowers are lime yellow in color, without a purple throat. The variety is particularly common in Assam .
- Lilium nepalense var. Robustum : The flowers are emerald-green with a purple throat and have a pleasant smell. The variety is larger than the nominate form in every detail .
swell
literature
- Liang Songyun, Minoru N. Tamura: Lilium nepalense . In: Wu Zhengyi, Peter H. Raven, Hong Deyuan (eds.): Flora of China . tape 24 . Missouri Botanical Garden Press / Science Press, St. Louis / Beijing 2000, ISBN 978-0-915279-83-8 , pp. 143 ( online [accessed February 3, 2009]).
Individual evidence
Web links
- Markus Hohenegger: Lilium nepalense. In: The Genus Lilium. Retrieved February 3, 2010 .