Nothoscordum bivalve is a species of flowering plant in the Amaryllidaceae known by the common names crowpoison and false garlic. It is native to the southern United States from Arizona to Virginia, as well as Mexico, Peru, Uruguay, northeastern Argentina and central Chile.<ref name=fna>Nothoscordum bivalve. Flora of North America.</ref><ref>Kew World Checklist of Selected Plant Families</ref>
Nothoscordum bivalve is a perennial herb growing from a bulb about a centimeter wide. It produces one erect stem, or occasionally two. They grow up to Template:Convert tall. There are one to four narrow leaves up to Template:Convert long. The inflorescence is an umbel of 3 to 6 flowers, or sometimes up to 10. There are two bracts at the base of the umbel. The flower has six whitish tepals, each of which usually has a dark reddish midvein.<ref name=fna/> The flower has no scent.<ref name=usda>Nothoscordum bivalve. USDA NRCS Plant Fact Sheet.</ref> The fruit is a capsule.<ref name=fna/>
This is a common plant which grows in parks and on roadsides, and soils which are not too dry or too wet;<ref name=usda/> it grows well in lawns. It is a favorite nectar source for small butterflies such as the falcate orangetip.