''Borodinia missouriensis'', commonly called Missouri rockcress, is a species of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the mustard family ( Brassicaceae). It is native to the eastern United States, where it has a highly fragmented range localized in the

Northeast The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each se ...

, the

Upper Midwest The Upper Midwest is a region in the northern portion of the U.S. Census Bureau's Midwestern United States. It is largely a sub-region of the Midwest. Although the exact boundaries are not uniformly agreed-upon, the region is defined as referring ...

, the Interior Highlands, and the Southeast. Its natural habitat is typically on rocky or sandy woodlands and bluffs, in areas of acidic soil. It is generally uncommon throughout most of its range, with exception for the Interior Highlands region. ''Borodinia missouriensis'' is an erect biennial. It produces racemes of small creamy-white flowers in the spring. It bears a resemblance to more widespread ''

Borodinia laevigata ''Borodinia laevigata'' is a species of flowering plant in the mustard family known by the common name smooth rockcress. It is native to many areas of the eastern United States and Canada, where it grows in calcareous rocky woods and bluffs. It i ...

'', from which it can be distinguished by the following characters: Stem leaves dense, erect, and overlapping, basal leaves persistent and pinnately lobed, petals about twice as long as sepals, and stems often red-tinged.

References

{{Taxonbar, from1=Q50840877, from2=Q15536877 Brassicaceae