brassica_nigra
1. [ noun ] (botany) widespread Eurasian annual plant cultivated for its pungent seeds; a principal source of table mustard
Synonyms: black_mustard
Related terms: mustard Brassica mustard_seed
Similar spelling:   Brassica_rapa
  Brassica_napus
  Brassica_oleracea
  Brassica_kaber
  Brassica_hirta
  Brassica_juncea
  Brassicaceae