Andropogon hallii

{{Short description|Species of flowering plant}}

{{Speciesbox

|image = Andropogon hallii 1.jpg

|genus = Andropogon

|species = hallii

|authority = Hack.

|range_map =

|range_map_caption =

|synonyms_ref = {{PLANTS |taxon=Andropogon halli |id=ANHA | accessdate = 2018-07-13}}

|synonyms = *Andropogon gerardii Vitman var. incanescens (Hack.) B. Boivin

• Andropogon gerardii Vitman var. paucipilus (Nash) Fernald
• Andropogon gerardii Vitman var. chrysocomus (Nash) Fernald
• Andropogon hallii Hack. var. incanescens Hack.
• Andropogon paucipilus Nash

}}

Andropogon hallii (sand bluestem, sand hill bluestem, Hall's bluestem, Hall's beardgrass, prairie bluestem, turkey-foot) is a sod-forming perennial species in the grass family, Poaceae. It is a bunchgrass which grows in tufts and can reach {{convert|7|ft|m|abbr=off|sp=us}} in height under favorable conditions.

Sand bluestem is native to North America. It is found growing from the Mississippi River west to the Rocky Mountains and from Canada to Chihuahua,{{GRIN | accessdate = 2010-04-09 }} Mexico.{{Cite web | last = Broyles | first = Patrick J. | title = Plant Fact Sheet: Andropogon hallii | work = NCRS Plant Materials Program | publisher = USDA NRCS Kansas Plant Materials Center | date = 24 May 2006 | url = http://plants.usda.gov/factsheet/pdf/fs_anha.pdf | accessdate = 2010-04-09| archiveurl= https://web.archive.org/web/20100414030448/http://plants.usda.gov/factsheet/pdf/fs_anha.pdf| archivedate= 14 April 2010 | url-status= live}} It prefers sandy soils and will dominate in areas that average less than 30 inches of rain annually.{{Cite book | last = Van Bruggen | first = Theodore | title = Wildflowers Grasses & Other Plants of the Northern Plains and Black Hills | publisher = Badlands Natural History Association | year = 2003 | location = Interior, South Dakota | pages = 12 | isbn = 0-912410-05-1}}

Sand bluestem is a high quality forage with good palatability for livestock, but it cannot stand up to continuous heavy grazing. It is also valuable as browse for wildlife and as a source of edible seeds and nesting habitat for upland birds.