Hindi name कनेर English name Oleander, संस्कृत: करवीर पुष्पं scientific name is Nerium oleander or Nerium indicum, is a very famous flower.Nerium oleander commonly known as oleander or rosebay is a shrub or small tree cultivated worldwide in temperate and subtropical areas as an ornamental and landscaping plant. It is the only species currently classified in the genus Nerium, belonging to family Apocynaceae. It is so widely cultivated that no precise region of origin has been identified.Nerium grows to 2–6 metres (7–20 feet) tall. It is most commonly grown in its natural shrub form,Oleander flowers offered in temples have now