| Author | (L.) I.M. Johnston | |
| Distribution | Mostly in the Mountains and Piedmont; sparse in the Coastal Plain. First collected in 1897 as a weed at the Biltmore Estate in Buncombe County; then in 1925 in Greensboro, Guilford County; then in 1935 at the archery range at Flora MacDonald Academy, Scotland County.
Native of Eurasia; in N.A. most of the U.S. and southern Canada. | |
| Abundance | Infrequent to fairly common in the Mountains and Piedmont; rare to uncommon in the Coastal Plain, mainly in the northern third of the province. There are only a handful of collections post-2000, but this is likely "collection apathy". | |
| Habitat | Dry to mesic soil of roadsides, fields, barnyards, cropfields, campus weed, archery range, waste areas. | |
| Phenology | Flowering and fruiting March-June. | |
| Identification | Corn Gromwell is a pubescent plant 1-2 feet tall with alternate, narrow leaves, and mainly an unbranched stem. The leaves are rough-hairy. The small white flowers are solitary in the axils of upper leaves. The fruits are 3 mm long, brown, deeply wrinkled and pitted. | |
| Taxonomic Comments | A synonym is Lithospermum arvense.
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| Other Common Name(s) | | |
| State Rank | SE | |
| Global Rank | GNR | |
| State Status | | |
| US Status | | |
| USACE-agcp | | |
| USACE-emp | | |
