Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide

Datasheet

Heracleum
(cowparsnip)

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Datasheet

Heracleum (cowparsnip)

Summary

  • Last modified
  • 14 July 2018
  • Datasheet Type(s)
  • Host Plant
  • Preferred Scientific Name
  • Heracleum
  • Preferred Common Name
  • cowparsnip
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Plantae
  •     Phylum: Spermatophyta
  •       Subphylum: Angiospermae
  •         Class: Dicotyledonae
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    Compendia
    CAB International
    Wallingford
    Oxfordshire
    OX10 8DE
    UK
    compend@cabi.org

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Pictures

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PictureTitleCaptionCopyright
Heracleum persicum (Persian hogweed); mature plant growing on a roadside. Nr Tromsø, Norway. July, 2014.
TitleHabit
CaptionHeracleum persicum (Persian hogweed); mature plant growing on a roadside. Nr Tromsø, Norway. July, 2014.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); mature plant growing on a roadside. Nr Tromsø, Norway. July, 2014.
HabitHeracleum persicum (Persian hogweed); mature plant growing on a roadside. Nr Tromsø, Norway. July, 2014.©Dilli P. Rijal
Heracleum sosnowskyi (Sosnowskyi's hogweed); habit. Shkmeri, Georgia. July 2009.
TitleHabit
CaptionHeracleum sosnowskyi (Sosnowskyi's hogweed); habit. Shkmeri, Georgia. July 2009.
CopyrightPublic Domain/via wikipedia - Released by its author, Popadius. This applies worldwide.
Heracleum sosnowskyi (Sosnowskyi's hogweed); habit. Shkmeri, Georgia. July 2009.
HabitHeracleum sosnowskyi (Sosnowskyi's hogweed); habit. Shkmeri, Georgia. July 2009.Public Domain/via wikipedia - Released by its author, Popadius. This applies worldwide.
Heracleum persicum (Persian hogweed); a single umbel at anthesis. Nr Tromsø, Norway. July, 2014.
TitleUmbel at anthesis
CaptionHeracleum persicum (Persian hogweed); a single umbel at anthesis. Nr Tromsø, Norway. July, 2014.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); a single umbel at anthesis. Nr Tromsø, Norway. July, 2014.
Umbel at anthesisHeracleum persicum (Persian hogweed); a single umbel at anthesis. Nr Tromsø, Norway. July, 2014.©Dilli P. Rijal
Heracleum persicum (Persian hogweed); temporal variation in the flowering phenology between primary and secondary umbels. Note that the primary umbels cosists of mature fruits (mericarps) whereas secondary umbels are at anthesis. Norway. August, 2013.
TitleFlowering phenology
CaptionHeracleum persicum (Persian hogweed); temporal variation in the flowering phenology between primary and secondary umbels. Note that the primary umbels cosists of mature fruits (mericarps) whereas secondary umbels are at anthesis. Norway. August, 2013.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); temporal variation in the flowering phenology between primary and secondary umbels. Note that the primary umbels cosists of mature fruits (mericarps) whereas secondary umbels are at anthesis. Norway. August, 2013.
Flowering phenologyHeracleum persicum (Persian hogweed); temporal variation in the flowering phenology between primary and secondary umbels. Note that the primary umbels cosists of mature fruits (mericarps) whereas secondary umbels are at anthesis. Norway. August, 2013.©Dilli P. Rijal
Heracleum persicum (Persian hogweed); development of fruits in primary umbels. Secondary umbels withered without any seed production. Nr Nordkjosbotn, Norway. August, 2013.
TitleFruits in primary umbels
CaptionHeracleum persicum (Persian hogweed); development of fruits in primary umbels. Secondary umbels withered without any seed production. Nr Nordkjosbotn, Norway. August, 2013.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); development of fruits in primary umbels. Secondary umbels withered without any seed production. Nr Nordkjosbotn, Norway. August, 2013.
Fruits in primary umbelsHeracleum persicum (Persian hogweed); development of fruits in primary umbels. Secondary umbels withered without any seed production. Nr Nordkjosbotn, Norway. August, 2013.©Dilli P. Rijal
Heracleum persicum (Persian hogweed); dry fruits at the end of August. Nearly half of the fruits are already dispersed. Nr Nordkjosbotn, Norway. August, 2013.
TitleDry fruits
CaptionHeracleum persicum (Persian hogweed); dry fruits at the end of August. Nearly half of the fruits are already dispersed. Nr Nordkjosbotn, Norway. August, 2013.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); dry fruits at the end of August. Nearly half of the fruits are already dispersed. Nr Nordkjosbotn, Norway. August, 2013.
Dry fruitsHeracleum persicum (Persian hogweed); dry fruits at the end of August. Nearly half of the fruits are already dispersed. Nr Nordkjosbotn, Norway. August, 2013.©Dilli P. Rijal
Heracleum persicum (Persian hogweed); seed morphology, herbarium specimen. Norway. June, 2012.
TitleSeed morphology
CaptionHeracleum persicum (Persian hogweed); seed morphology, herbarium specimen. Norway. June, 2012.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); seed morphology, herbarium specimen. Norway. June, 2012.
Seed morphologyHeracleum persicum (Persian hogweed); seed morphology, herbarium specimen. Norway. June, 2012.©Dilli P. Rijal
Heracleum mantegazzianum (giant hogweed); habit, showing developing leaves. In leeward coastal dune vegetation, showing its vegetative habit before inflorescences emerge. Nr Den Hague, Netherlands. May 2016.
TitleHabit
CaptionHeracleum mantegazzianum (giant hogweed); habit, showing developing leaves. In leeward coastal dune vegetation, showing its vegetative habit before inflorescences emerge. Nr Den Hague, Netherlands. May 2016.
Copyright©Andrew Praciak-2016
Heracleum mantegazzianum (giant hogweed); habit, showing developing leaves. In leeward coastal dune vegetation, showing its vegetative habit before inflorescences emerge. Nr Den Hague, Netherlands. May 2016.
HabitHeracleum mantegazzianum (giant hogweed); habit, showing developing leaves. In leeward coastal dune vegetation, showing its vegetative habit before inflorescences emerge. Nr Den Hague, Netherlands. May 2016.©Andrew Praciak-2016
Heracleum persicum (Persian hogweed); close-view of seed morphology, herbarium specimen. Norway. June, 2012.
TitleSeed morphology
CaptionHeracleum persicum (Persian hogweed); close-view of seed morphology, herbarium specimen. Norway. June, 2012.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); close-view of seed morphology, herbarium specimen. Norway. June, 2012.
Seed morphologyHeracleum persicum (Persian hogweed); close-view of seed morphology, herbarium specimen. Norway. June, 2012.©Dilli P. Rijal
Heracleum persicum (Persian hogweed); seedlings growing along roadsides. Tromsø, Norway. May, 2014.
TitleSeedlings
CaptionHeracleum persicum (Persian hogweed); seedlings growing along roadsides. Tromsø, Norway. May, 2014.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); seedlings growing along roadsides. Tromsø, Norway. May, 2014.
SeedlingsHeracleum persicum (Persian hogweed); seedlings growing along roadsides. Tromsø, Norway. May, 2014.©Dilli P. Rijal
Heracleum persicum (Persian hogweed); dense stand. Tromsø, Norway. June, 2012.
TitleDense stand
CaptionHeracleum persicum (Persian hogweed); dense stand. Tromsø, Norway. June, 2012.
Copyright©Dilli P. Rijal
Heracleum persicum (Persian hogweed); dense stand. Tromsø, Norway. June, 2012.
Dense standHeracleum persicum (Persian hogweed); dense stand. Tromsø, Norway. June, 2012.©Dilli P. Rijal

Identity

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Preferred Scientific Name

  • Heracleum

Preferred Common Name

  • cowparsnip

International Common Names

  • French: berce

Local Common Names

  • Germany: Bärenklau; Herkuleskraut

EPPO code

  • HERSS (Heracleum sp.)

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Plantae
  •         Phylum: Spermatophyta
  •             Subphylum: Angiospermae
  •                 Class: Dicotyledonae
  •                     Order: Apiales
  •                         Family: Apiaceae
  •                             Genus: Heracleum

List of Pests

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Host of (source - data mining):

Melanagromyza heracleana; Melanagromyza limata