| Eruca sativa | 
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| Scientific classification | 
| Kingdom: | Plantae | 
 
| Clade: | Tracheophytes | 
 
| Clade: | Angiosperms | 
 
| Clade: | Eudicots | 
 
| Clade: | Rosids | 
 
| Order: | Brassicales | 
 
| Family: | Brassicaceae | 
 
| Genus: | Eruca | 
| Species: | E. sativa | 
| Binomial name | 
| Eruca sativa 
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| Synonyms | 
| Brassica eruca L.Brassica erucoides Hornem.Brassica hispida Ten.Brassica lativalvis Boiss.Brassica sativa (Mill.) Y.Z.ZhaoBrassica turgida Pers.Brassica uechtritziana JankaCrucifera eruca E.H.L.KrauseEruca cappadocica Reut. ex Boiss.Eruca cappadocica Reut.Eruca cappadocica var. eriocarpa Boiss.Eruca eruca (L.) Asch. & Graebn.Eruca foetida MoenchEruca glabrescens Jord.Eruca glabrescens var. valverdensis Pit.Eruca grandiflora Cav.Eruca hispida (Ten.) DC.Eruca lativalvis Boiss.Eruca longirostris var. leptocarpa PauEruca longistyla PomelEruca oleracea J.St.-Hil.Eruca orthosepala (Lange) LangeEruca permixta Jord.Eruca ruchetta SpachEruca sativa var. dasycarpa Rouy & FoucaudEruca sativa var. eriocarpa (Boiss.) PostEruca sativa proles glabrescens (Jord.) Rouy & FoucaudEruca sativa var. hispida Rouy & FoucaudEruca sativa var. hispida (Ten.) J.GrovesEruca sativa subsp. lativalvis (Boiss.) Greuter & BurdetEruca sativa proles permixta (Jord.) Rouy & FoucaudEruca sativa var. polysperma RouyEruca stenocarpa var. major RouyEruca subbipinnata Chiov.Eruca sylvestris BubaniEruca vesicaria var. cappadocica (Reut. ex Boiss.) P.Fourn.Eruca vesicaria subvar. hispida (Ten.) Thell.Eruca vesicaria subsp. lativalvis (Boiss.) Thell.Eruca vesicaria subvar. oleracea (J.St.-Hil.) Emb. & MaireEruca vesicaria var. orthosepala LangeEruca vesicaria var. sativa (Mill.) Thell.Eruca vesicaria subsp. sativa (Mill.) Thell.Euzomum hispidum LinkEuzomum sativum LinkRaphanus eruca (L.) CrantzSinapis eruca (L.) VestSinapis exotica DC.
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Rocket, eruca, or arugula (Eruca sativa) is an edible annual plant in the family Brassicaceae used as a leaf vegetable for its fresh, tart, bitter, and peppery flavor. Its other common names include salad rocket and garden rocket (in the UK, Australia, South Africa, Ireland, and New Zealand), as well as colewort, roquette, ruchetta, rucola, rucoli, and rugula. Native to the Mediterranean region, it is widely popular as a salad vegetable.
Some botanists consider it a subspecies of Eruca vesicaria. However, they are different in many morphological aspects such as sepal persistence, silique shape, and habit. Most importantly, they do not hybrid freely with each other as there is partial reproductive isolation between them. Plants of the World Online has accepted Eruca sativa as a distinct species.