Epilobium parviflorum
Encyclopedia
Epilobium parviflorum, commonly known as Smallflower Hairy Willowherb, is a herbaceous
Herbaceous
A herbaceous plant is a plant that has leaves and stems that die down at the end of the growing season to the soil level. They have no persistent woody stem above ground...

 perennial plant belonging to the Onagraceae
Onagraceae
Onagraceae, also known as the Willowherb family or Evening Primrose family, are a family of flowering plants. The family includes about 640-650 species of herbs, shrubs, and trees in 20-24 genera...

 family.

Etymology

The genus name derives from the Greek words "epi" meaning “upon” and "lobos" meaning “lobe”, with reference to position of the petals above the ovary. The specific Latin name of "parviflorum" means “small flowers”.

Description

The biological form of Epilobium parviflorum is hemicryptophyte scapose
Glossary of botanical terms
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, as its overwintering buds are situated just below the soil surface and the floral axis is more or less erect with a few leaves.

Epilobium parviflorum reaches on average 30–80 cm (11.8–31.5 ) in height. The stem is erect and densely covered with hairs, especially in the lower part. The leaves are opposite, unstalked but not amplexicaul
Glossary of botanical terms
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, lanceolate and toothed, rounded at the base, 4–10 cm (1.6–3.9 ) long. The tiny flowers are pale pink or pale purple, 6–7 mm (0.236220472440945–0.275590551181102 ) in diameter, with four petals, eight stamens and a 4-lobed stigma
Glossary of botanical terms
Many of the terms used in Wikipedia glossaries are already defined and explained within Wikipedia itself. However, lists like the following indicate where new articles need to be written and are also useful for looking up and comparing large numbers of terms together.This glossary is incomplete;...

. Flowering occurs from June to August. The hermaphroditic
Hermaphrodite
In biology, a hermaphrodite is an organism that has reproductive organs normally associated with both male and female sexes.Many taxonomic groups of animals do not have separate sexes. In these groups, hermaphroditism is a normal condition, enabling a form of sexual reproduction in which both...

 flowers are either self-fertilized (autogamy) or pollinated by insects (entomogamy). Fruit is a three-to seven-centimeter long capsule containing very small black seeeds (about 1 mm long), with white fibres that allow the dispersal by wind. This species is quite similar to Epilobium hirsutum
Epilobium hirsutum
Epilobium hirsutum is a flowering plant belonging to the willowherb genus Epilobium in the family Onagraceae. It is commonly known as the great willowherb, great hairy willowherb or hairy willowherb. Local names include codlins-and-cream, apple-pie and cherry-pie.It is a tall, perennial plant,...

, but the flowers are very smaller.

Distribution

This plant occurs in most of Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

, including Britain, from Sweden to Northern Africa and Western Asia up to India, in USA and Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

.

Habitat

It prefers marshes and swamps, moist mountain meadows and slopes, at an average altitude of 0–1400 m (0–4,593.2 ) above sea level, with a maximum of 2500 metres (8,202.1 ft).

Medicinal uses

Extracts of this plant have been used by traditional medicine in disorders of the prostate gland, bladder and kidney, having an antioxidant and antiinflammatory effect . Extracts of Epilobium have been shown to inhibit proliferation of human prostate cells in-vitro by affecting progression of the cell cycle
Cell cycle
The cell cycle, or cell-division cycle, is the series of events that takes place in a cell leading to its division and duplication . In cells without a nucleus , the cell cycle occurs via a process termed binary fission...

.

External links

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