''Lithospermum molle'', the softhair marbleseed, is a species of flowering plant in the

forget-me-not family ''Myosotis'' ( ) is a genus of flowering plants in the family Boraginaceae. The name comes from the Ancient Greek "mouse's ear", which the foliage is thought to resemble. In the Northern Hemisphere, they are colloquially known as forget-me-no ...

. This species is a narrow endemic, native primarily to the

Nashville Basin The Nashville Basin, also known as the Central Basin, is a term often used to describe the area surrounding Murfreesboro, Tennessee, in which Nashville is located. The Central Basin was caused by an uplifting which produced a dome known as the ...

Tennessee Tennessee (, ), officially the State of Tennessee, is a landlocked U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders Kentucky to the north, Virginia to the northeast, North Carolina t ...

, where it is found in limestone prairies near

cedar glades A calcareous glade is a type of ecological community (ecology), community that is found in the central Eastern United States. Calcareous glade (geography), glades occur where bedrock such as limestone occurs near or at the surface, and have very ...

. There are disjunct populations in similar habitats in the

Ozark Mountains The Ozarks, also known as the Ozark Mountains, Ozark Highlands or Ozark Plateau, is a physiographic region in the U.S. states of Missouri, Arkansas, and Oklahoma, as well as a small area in the southeastern corner of Kansas. The Ozarks cover ...

Missouri Missouri (''see #Etymology and pronunciation, pronunciation'') is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. Ranking List of U.S. states and territories by area, 21st in land area, it border ...

, in northwest

Alabama Alabama ( ) is a U.S. state, state in the Southeastern United States, Southeastern and Deep South, Deep Southern regions of the United States. It borders Tennessee to the north, Georgia (U.S. state), Georgia to the east, Florida and the Gu ...

, in

Logan Logan may refer to: Places * Mount Logan (disambiguation) Australia * Logan (Queensland electoral district), an electoral district in the Queensland Legislative Assembly * Logan, Victoria, small locality near St. Arnaud * Logan City, local gove ...

and

Warren County, Kentucky Warren County is a county located in the south central portion of the U.S. state of Kentucky. As of the 2020 census, the population was 134,554, making it the fifth-most populous county in Kentucky. The county seat is Bowling Green. Warren ...

as well as other small areas of Tennessee. Outside of

, it is very rare and perhaps no longer exists in

and

Kentucky Kentucky (, ), officially the Commonwealth of Kentucky, is a landlocked U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders Illinois, Indiana, and Ohio to the north, West Virginia to the ...

due to

habitat destruction Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...

. Because of its highly restricted geographic range, this species is considered vulnerable. This species has been long confused with ''

Lithospermum bejariense ''Lithospermum bejariense'', known by the common name western marbleseed, is a species of flowering plant in the borage family. It is native to the Southeastern United States, where it is in found rocky barrens and glades in calcareous Calcar ...

'', '' Lithospermum parviflorum'', and '' Lithospermum virginianum'', and its true geographic range and morphological distinctiveness are only recently being clarified.''New Combinations, Rank Changes, and Nomenclatural and Taxonomic Comments in the Vascular Flora of the Southeastern United States'' J. Bot. Res. Inst. Texas 5(2): 437 – 455. 2011

References

molle Modular lightweight load-carrying equipment, or MOLLE (pronounced ), is the current generation of load-bearing equipment used by the United States Army. MOLLE equipment uses Pouch Attachment Ladder System (PALS)-type webbing – rows of hea ...

Endemic flora of the United States {{Boraginoideae-stub