Names
Scientific synonyms (277): Barbarea derchiensis S.S.Ying, Brassica × juncea var. celerifolia Tsen & S.H.Lee, Brassica amplexicaulis Hochst. ex A.Rich., Brassica antiquorum H.Lév., Brassica asperifolia Lam., Brassica asperifolia var. esculenta Godr., Brassica asperifolia var. oleifera (DC.) Godr., Brassica asperifolia var. sylvestris Lam., Brassica briggsii Varenne, Brassica campestris L., Brassica campestris f. auriculata (DC.) O.E.Schulz, Brassica campestris f. briggsii (H.C.Watson ex Syme) O.E.Schulz, Brassica campestris f. glauca (Roxb.) Prain, Brassica campestris f. oblonga (Mill.) Prain, Brassica campestris f. oleifera Viehoever, Brassica campestris f. pinnata Makino, Brassica campestris f. quadrivalvis (Hook.f. & Thomson) Prain, Brassica campestris f. spontanea Makino, Brassica campestris f. tenuis O.E.Schulz, Brassica campestris f. trilocularis (Roxb.) Prain, Brassica campestris proles oleifera DC., Brassica campestris proles rapa (L.) Samp., Brassica campestris subsp. chinensis (L.) Makino, Brassica campestris subsp. dichotoma (Roxb.) G.Olsson, Brassica campestris subsp. narinosa (L.H.Bailey) G.Olsson, Brassica campestris subsp. nipposinica (L.H.Bailey) G.Olsson, Brassica campestris subsp. oleifera (DC.) Schübl. & G.Martens, Brassica campestris subsp. pekinensis (Lour.) G.Olsson, Brassica campestris subsp. rapifera (Metzg.) Sinskaya, Brassica campestris subsp. trilocularis (Roxb.) G.Olsson, Brassica campestris subvar. autumnalis DC., Brassica campestris subvar. depressa (DC.) O.E.Schulz, Brassica campestris subvar. oblonga (Mill.) O.E.Schulz, Brassica campestris subvar. praecox DC., Brassica campestris subvar. pygmaea Alef., Brassica campestris var. afghanica Sinskaya, Brassica campestris var. agrestis Prain, Brassica campestris var. akana Makino, Brassica campestris var. amplexicaulis Makino, Brassica campestris var. annua (Metzg.) Schübl. & G.Martens, and more.
In other languages
- en: field mustard
Where it is recorded
- USDA PLANTS: BRRA
- GRIN: 7685
- POWO: urn:lsid:ipni.org:names:279485-1
- Wikidata: Q3384
Taxonomy record sources: POWO (CC BY 4.0), USDA_PLANTS_CATALOG (Public Domain). Loaded from the botanica open cultivated-plant knowledge base and the GBIF backbone; each row keeps its origin.
What the sources say it wants
Each line shows the band, then the kind of source and the citation. "Published" means the number is printed on the cited page; "derived" means it was computed from published numbers with the formula recorded on the row; "external API" rows are refreshed nightly from a live source; "curated" rows are OAT's own working values from June 2026.
Whole cycle
| Zone | Measure | Band | Source |
|---|---|---|---|
| Root zone | Root-zone EC (dS/m) | up to 0.9 (warning above 2, alert above 3.7) | published: FAO Irrigation and Drainage Paper 29, 1985 |
| Timing | Crop coefficient, end of season (ratio) | 0.95 | published: FAO Irrigation and Drainage Paper 56, 1998 |
| Timing | Crop coefficient, initial stage (ratio) | 0.5 | published: FAO Irrigation and Drainage Paper 56, 1998 |
| Timing | Crop coefficient, mid-season (ratio) | 1.1 | published: FAO Irrigation and Drainage Paper 56, 1998 |
Phenophases observed by the USA National Phenology Network
11 phenophases are tracked for this species and refreshed nightly, as stage triggers: All leaves withered, Flowers or flower buds, Fruits, Initial growth, Leaves, Open flowers, Pollen release, Recent fruit or seed drop, Ripe fruits.
Keystone status
Partial. The KEEP rule asks for a growth stage and a band in each of light, air and root zone before a crop counts as complete; this plant is in the keystone with what its sources give so far.
Generated 2026-09-15 from the OAT plant keystone. Source types and citations are carried on every row; the keystone snapshot that the Library instruments read is plant-targets.json and its quality sheet is plant-targets.quality.json.