01
Jun
2011
Impatiens glandulifera
Flowers | Magnoliopsida
6
0

Scientific Name - Impatiens glandulifera Royle

Synonyms - Impatiens Walpers Royle

Popular names - balsamina ghiandolosa, impatient glanduleuse, Indian Balsam, drusiges Springkraut, Himalayan balsam.

Distribution and Habitat - native to Asia.

Description - herbaceous species, annual. Stems fleshy, 100-200 m tall, vigorous, glabra, erecta, translucent, reddish and thickened at nodes. Leaves opposite or in whorl of 3, petiolate, lanceolate, margins evenings (18-50 teeth on each side), top acuminata, glandule towards the base, 5-18 x 2.5-7 cm long, inflorescence axillary raceme, 5-12 flowers . Flowers hermaphrodite, zigomorfe, clocks, 2.5-4 cm long, pink, rarely white. Sepals 3, 12-20 x 9-17 mm, spur 2-5 mm. Blooms in June and September. Fruit 1.5-3 cm dish, glabru.

Requirements - prefers light soils, sandy, moist, egsemi-shaded position.

Propagation - by seeds, sown in spring.

Curiosity - invasive species. Impatiens gladulifera was introduced from Asia, and naturalized in many parts of Europe, growing on the canals, rivers and very wet soils, from 200 to 600 m altitude.

The genus name derives from the Latin 'impatient' = impatient, referring to the characteristic fruit to mature quickly open, releasing the seeds to great distances, and the specific name 'glandulifera' refers to small glands at the base of the petiole and foliar language .

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