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Hieracium atratum Fries
polar hawkweed
Symbol: HIAT2
Group: Dicot
Family: Asteraceae
Growth Habit: Forb/herb
Duration: Perennial
U.S. Nativity: Cultivated, or not in the U.S.

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About polar hawkweed

Link to plant Classification report for Hieracium atratum

Plant source and reference for Hieracium atratum
Related Taxa:
Hieracium atratum Fries

View 440 genera in Asteraceae, 49 species in Hieracium

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Classification:
Hieracium atratum Fries

Click on a scientific name below to expand it in the PLANTS Classification Report.
   
    Kingdom Plantae – Plants
       Subkingdom Tracheobionta – Vascular plants
          Superdivision Spermatophyta – Seed plants
             Division Magnoliophyta – Flowering plants
                Class Magnoliopsida – Dicotyledons
                   Subclass Asteridae –
                      Order Asterales –
                         Family Asteraceae – Aster family
                            Genus Hieracium L. – hawkweed
                               Species Hieracium atratum Fries – polar hawkweed

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Noxious Weed Information:
Hieracium atratum Fries
This plant and the related entity italicized and indented below are listed by the U. S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location.
Washington:
        polar hawkweed     Class B noxious weed
    Hieracium L.
        hawkweed     Class C noxious weed

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Invasive Information:
Hieracium atratum Fries
        polar hawkweed
    Hieracium L.
        hawkweed
This plant and the related entity italicized and indented above are considered invasive by the authoritative sources noted below. This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each invasive plant list, or click here for a composite list of Invasive Plants of the U.S.
STATE   Assorted authors. 200_. State Noxious Weed Lists for 43 States. State agriculture or natural resource departments.
 

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