THE BULGARIAN FLORA ONLINE

Epilobium hirsutum

Great Willowherb

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Common name

Great Willowherb.

Scientific name

Epilobium hirsutum L.

Conservation status and threats

NOT protected species in Bulgaria.

Description and identification

Perennial herbaceous plant.

Stolons hypogeal, fleshy.

Stems up to 200 cm, robust, usually villous or tomentose.

Leaves 2-12x0.5-3.5 cm, oblong to lanceolate, sessile, semiamplexicaul, sharply serrulate.

Petals (6-)10-16 mm, bright purplish-pink.

Seeds 1-1-5 mm, obovoid¹.

Flowering June-September².

Distribution in Bulgaria

In the whole country; to 1400 meters altitude³.

General distribution

Map of general distribution (green - native, purple - introduced)⁴:

References

1 P. H. Raven. 1968. Epilobium L. – In: Tutin, T. G. & al. (eds), Flora Europaea. Vol. 2. Cambridge Univ. Press, Cambridge.

2 Ганчев, Ив. 1979. В: Флора на Народна Република България. Том VII. Издателство на БАН, София.

3 Ганчев, Ив. 1979. В: Флора на Народна Република България. Том VII. Издателство на БАН, София.

4 Epilobium hirsutum L. | Plants of the World Online | Kew Science.

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