Sayonara is a type of Bittergourd or Bitter melon, or Momordica charantia. This type of bittergourd is common in East Asia, and is less bitter than the South Asian varieties. A very high yielding high quality hybrid. The plants are vigorous and early. Fruits are shiny light green with continuous attractive ribs and few bubbles. Fruits are 15 inches in length with blunt end and weighing up to 1.5 lbs.