Hieracium traillii

{{Short description|Species of flowering plant}}

{{Speciesbox

|image = Hieracium-greenii03.jpg

|image_caption = 1913 illustration1913 illustration from USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 332, as Hieracium greenii

|genus = Hieracium

|species = traillii

|authority = Greene 1900

|synonyms_ref = [http://www.theplantlist.org/tpl1.1/record/gcc-7776 The Plant List, Hieracium traillii Greene ][https://www.biodiversitylibrary.org/page/15255546#page/236/mode/1up Greene, Edward Lee. 1900. Pittonia 4(23): 226][https://www.biodiversitylibrary.org/page/703189#page/155/mode/1up Porter, Thomas Conrad & Britton, Nathaniel Lord. 1893. Bulletin of the Torrey Botanical Club 20(3): 120] Hieracium greenii

|synonyms = *Hieracium greenii Porter & Britton 1893 not H. greenei

• Pilosella spathulata F.W.Schultz & Sch.Bip. 1862 not Hieracium spathulatum Scheele 1863

}}

Hieracium traillii is a species of hawkweed known by the common name Maryland hawkweed.{{PLANTS|id=HIGR5|taxon=Hieracium greenii|accessdate=22 July 2015}}

Hieracium traillii grows in the eastern United States, primarily in the central Appalachian Mountains of Pennsylvania, Maryland, Virginia, and West Virginia, with some populations farther west in Ohio and Kentucky.[http://bonap.net/MapGallery/County/Hieracium%20greenii.png Biota of North America Program 2014 county distribution map, Hieracium greenii]

Hieracium traillii is a small hawkweed forming a basal rosette of densely hairy gray-green leaves, each up to 8 centimeters (3.2 inches) long and some with toothed edges. It bolts a thin, hairy stem which reaches 60 centimeters (2 feet) tall. The stem bears an inflorescence of several flower heads containing yellow ray flowers but no disc flowers. The fruit is a ribbed achene about half a centimeter (0.2 inches) long with a light brown pappus.[http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066958 Flora of North America, Hieracium traillii Greene, 1900. ]