Brassica Nigra
Nigra is an annual weedy grass that regenerates during the rainy season due to the proximity of b. Federal government or a state. Pin On Pressley The alternate leaves are up to 10 long and 3 across becoming smaller as they ascend the stems. Brassica nigra . Brassica nigra is a mustard whose exact native range is uncertain but which is probably native to northern africa western and central asia and parts of europe. Brassica nigra or black mustard is an annual plant cultivated for its black or dark brown seeds which are commonly used as a spice. Sometimes they have scattered stiff hairs toward the base. Functional traits photosynthetic rates phenology etc. The stems are usually glabrous and glaucous. Leaves are petiolate alternate and dark green hairy. Brassica nigra is a annual growing to 1 2 m 4ft by 0 6 m 2ft in. This plant is a summer annual that becomes 2 8 tall branching occasionally. Brassica nigra black mustard is a winter annual herb forb family brassicacea