Hieracium Genus hawkweed Asteraceae

  

Hieracium caespitosum.Glen Mittelhauser.www.kingcounty.gov

Hieracium caespitosum.rosette.Glen Mittelhauser.www.kingcounty.gov (Accessed 4/2014)

Hieracium is a genus of perennial herbs with milky sap (latex), usually hairy to some extent, roots fibrous, from a rhizome or crown. 

Leaves mostly in a basal rosette, sometimes a few alternate leaves on flowering stem. 

Flowers mostly yellow, all rays (like dandelions), heads with basal bracts overlapping. 

Fruit dry, 1-seeded achene, deeply ribbed, with a plume of usually brownish bristles. Presumably wind dispersed. 

Hieracium caespitosum. By Glen Mittelhauser. Copyright © 2016 Glen Mittelhauser.New England wild Flower Society.gobotany.newenglandwild.org

Hieracium caespitosum. By Glen Mittelhauser. Copyright © 2016 Glen Mittelhauser.New England wild Flower Society.gobotany.newenglandwild.org

Wetland status: ours all UPL. 

Origin: Ours mostly non-natives. 

Hieracium caespitosum.fruit.Elizabeth Farnsworth.New England Wild Flower Society.gobotany.newenglandwild.org. (Accessed 4/2014).

Hieracium caespitosum.fruit.Elizabeth Farnsworth.New England Wild Flower Society.gobotany.newenglandwild.org. (Accessed 4/2014).

Habitat: Ours mostly weeds of open areas, lawns, roadsides, fields. Native species sometimes woodland plants.