Robert W. Freckmann Herbarium


  Hieracium aurantiacum L. image
Photographer: Merel R. Black           

Botanical Illustration

Botanical Illustration

Kenneth J. Sytsma

Kenneth J. Sytsma

Merel R. Black

Merel R. Black

Christopher Noll

Christopher Noll

Christopher Noll

Scott A. Milburn

Steve C. Garske

Steve C. Garske

Steve C. Garske

Kurt Stüber
Family Asteraceae
Hieracium aurantiacum L.
devil's-paintbrush, grim-the-collier, orange hawkweed, red daisy
Hieracium: classical name hierakion from ancient Greek hierax, "a hawk".  The Roman naturalist Pliny believed that hawks fed on this plant to strengthen their eyesight and thus it became the Greek and Latin name for this and similar plants, called hawkweed.
aurantiacum: orange-colored
  Invasive - Eradicate!  Stop It symbol- click for definition
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Introduced - naturalized; ecologically invasive
Plant: erect, perennial, 4"-24" tall forb with milky juice; stems very hairy; root forming mats
Flower: head 3/4" -1" wide with red to orange rays; inflorescence compact clusters with 5-50 short-stalked heads; blooms June-Oct.
Leaf:mostly basal, 1 or 2 smaller ones on the stem, very hairy
Habitat: disturbed sites
Notes: very similar to H. caespitosum except for flower color
(Glossary)

More Information Natural Communities Herbarium Specimens
All Hieracium list Google- Images or Text

Flora of North America (off site)
Synonyms 
There are no synonyms for this taxon.

         
  Home
Faculty
Botany News/Events
Projects
Book We Recommend
Historical Botanists
Other Links
Botanical Club of Wisconsin (off site)
UW-Stevens Point Biology Dept.
 
Plants of Wisconsin
Vascular Plants
Bryophytes
Ethnobotany
Natural Communities
Botany News/Events
Other Links
Lichens (off site)   
Tom Volk's Fungi (off site)
Taxonomy of Vascular Plants
                          Vascular Plants
Browse by Identification Guides
Family Wildflowers
Genus Trees
Common Names Shrubs
Search by Vines
Names Aquatic-Semi aquatic
Specimens Ferns - Fern Allies
Blooming Times Grasses, Sedges, or Rushes
County & Status Other Resources  
Town Range Taxonomy of Vascular Plants
  WI Checklist & CofC Values
Bryophytes
Browse by:
Common Name
Genus
Search by:
County
 Name
Copyright © 2012 Permissions Contact Us Web Map