''Spermolepis inermis'', the Red River scaleseed or spreading scaleseed, is a species of flowering plant in the family
Apiaceae
Apiaceae or Umbelliferae is a family of mostly aromatic flowering plants named after the type genus '' Apium'' and commonly known as the celery, carrot or parsley family, or simply as umbellifers. It is the 16th-largest family of flowering plant ...
.
It is native to the central and southeastern United States, and eastern Mexico.
An annual reaching , it is found in grasslands.
References
Apioideae
Flora of Nebraska
Flora of Kansas
Flora of Oklahoma
Flora of Minnesota
Flora of Iowa
Flora of Missouri
Flora of Indiana
Flora of the South-Central United States
Flora of the Southeastern United States
Flora of Northeastern Mexico
Flora of Veracruz
Plants described in 1941
{{Apiaceae-stub