Brassica napus, Rapeseed, Oilseed rape, Colza, Canola,
Hebrew: כרוב הנפוס, Arabic: السلجم

Scientific name:  Brassica napus L.
Common name:  Rapeseed, Oilseed rape, Colza, Canola
Hebrew name:  כרוב הנפוס
Arabic name:  السلجم
Family:  Cruciferae / Brassicaceae, מצליביפ
Life form:  annual
Stems:  Erect, much-branched, up to 1.5 m tall, often purple toward base
Leaves:  Alternate, glaucous, the lower ones lyrate-pinnatifid or lobed, with petioles 10–30 cm long, glabrous or with a few bristly hairs, upper stem leaves lanceolate, sessile, clasping, more or less entire
Flowers:  Hermaphrodite; sepals erecto-patent; four yellow petals yellow, cross-shaped flowers; open flowers usually not overtopping buds of inflorescence
Fruits / pods:  Siliqua; sickle shaped pods containing tiny round seeds
Flowering Period:  March, April, May, June
Habitat:  Disturbed habitats
Distribution:  Mediterranean Woodlands and Shrublands
Chorotype:  Mediterranean
Summer shedding:  Ephemeral


Derivation of the botanical name:
Brassica, the classical Latin name for cabbage.
napus, Latin napus, turnip; with a little turnip-like root.
Canola is a specific variety of the rapeseed low in erucic acid which was developed in Canada: his name is made from "Canadian oil low acid".
  • The standard author abbreviation L. is used to indicate Carl Linnaeus (1707 – 1778), a Swedish botanist, physician, and zoologist, the father of modern taxonomy.

See the list of Medicinal herbs in Israel, the parts used and their medical uses to treat various diseases.