Species

Heracleum mantegazzianum Sommier & Levier

Giant Hogweed

Apiaceae

Taxonomy

Classification

Group: Spermatophytina (Spermatophytes)
Family: Apiaceae (Carrot family)
Genus: Heracleum (Cowparsnip)

Synonyms

Heracleum mantegazzianum
Heracleum giganteum

Related species

Heracleum sphondylium L. - Hogweed
Heracleum austriacum L. - Austrian Hogweed
Heracleum mantegazzianum Sommier & Levier - Giant Hogweed

Traits


    <span class="r">May cause serious skin irritations</span>, <b>200&#8211;400&#8239;cm tall</b>. <span class="v1">involucre:</span> <b>absent <i>or</i> maximal 2&#8209;leaved</b>. <span class="v1">involucel:</span> at least 3&#8209;leaved. <span class="v1">umbels:</spa...

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Distribution

Distribution in Europe


Heracleum mantegazzianum

Legend

The colours represent the floristic status of the species in the respective region. Green indicates native occurrences, light green naturalized occurrences. Adventive occurrences are represented by light yellow shades and plants that are cultivated (but rarely occur in the wild) are dark yellow. Grey colours are used, if the floristic status of species is unknown or uncertain.


Distribution in Germany

Heracleum mantegazzianum

Legend

Natural, established occurences
Artificial occurences

The color intensity reflects the species' abundance

Data: Floristische Kartierung Deutschlands (Stand 2013), Bundesamt für Naturschutz (www.floraweb.de)

Ecology

Heracleum mantegazzianum

Heracleum mantegazzianum

Status

  • naturalized neophyte

Habitat

  • riparian vegetation, mudflat vegetation, reedbeds, perennial herbaceous vegetation, forests, shrubbery, ruderal vegetation, parks, gardens

  • in nutritious habitats

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