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| Life form: |
| Annual |
| Stems: |
| Glabrous, herbaceous, erect, branching above near inflorescence, ribbed, somewhat purplish near base; central stem and upper side stems terminate in erect racemes of small white flowers |
| Leaves: |
| Basal leaves in rosette, spatulate, oblong, or narrowly obovate, glabrous, very shallowly toothed or lobed |
| Flowers: |
| 4 white petals and 4 green sepals |
| Flowering Period: |
| May, June, July, August, September, October |
| Fruits: |
| Round flat pods, broad wing edges all around |
| Habitat: |
| Throughout the country except in the mountain regions; Waste ground, disturbed sites, roadsides, railroads, pastures |
Derivation of the botanical name:
Thlaspi, Greek thlaein, to crush, from the flattened silicle; the Greek name for a cress.
arvensis, arvum, field, cultivated land, plowed land; ensis, country or place of origin or habitat; of cultivated fields.
- The standard author abbreviation L. is used to indicate Carl Linnaeus (1707 – 1778), a Swedish botanist, physician, and zoologist, the father of modern taxonomy.
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