Vascular Plants of North Carolina
Account for Carolina Draba - Tomostema reptans   (Lam.) Al-Shehbaz, M. Koch, and Jordon-Thaden
Members of Brassicaceae:
Only member of Tomostema in NC.
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Section 6 » Family Brassicaceae
Author(Lam.) Al-Shehbaz, M. Koch, and Jordon-Thaden
DistributionSpecimens are known from Cabarrus County (1975, specimen at UNCC), Lincoln County (1974 and 1977, specimens at UNCC), and no county given (1800s, Curtis specimen at GH). In addition, RAB (1968) cite it from Lincoln County. Weakley et al (2024) state that the erratic occurrences in the East, including NC, may be adventive from the West.

Native to North America from MA, ONT and WA, south to GA, TX, and CA.
AbundanceRare, 4 historical specimens, no recent reports. This is a Significantly Rare species, even though there is some question whether it was ever a native species in NC.
HabitatRoadsides in Cabarrus and Lincoln counties.
PhenologyFlowers in February and March, and fruits in March and April. A species of open, sunny soils.
IdentificationThis is a very small herbaceous species with a basal rosette or leaves at the base of a short scape that is barely a few inches tall. The leaves are somewhat elliptic, only averaging 1/4-1/2-inch long and barely 1/8-inch wide. The tiny flowers are white. The siliques are not twisted, averaging 1/3-1/2-inch long and essentially linear.
Taxonomic CommentsFormerly known as Draba reptans (Lam.) Fernald.and Draba caroliniana Walter.

Other Common Name(s)Carolina Whitlow-grass
State RankSH
Global RankG5
State StatusSR-P
US Status
USACE-agcp
USACE-emp
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