rape plant; oilseed rape; Brassica campestris
Refers to the plant species grown for oilseed; the term is neutral and used in botanical and agricultural contexts.
In spring, yellow flowers of the rape plant bloom all over.
Oil obtained from rape is called rapeseed oil.
Katakana spelling is common for this plant name; usually written in kana.
Kanji spelling is rare; the plant name is normally written in kana.
Hiragana spelling is also used, though katakana is more common for plant names.
The name アブラナ literally means 'oil vegetable', from 油 (あぶら, 'oil') and 菜 (な, 'vegetable' or 'greens'), referring to its use as an oilseed crop.