Home Rare Pagoda Flower in Himalayas, Blooms Once in 400 Years2 Rare Pagoda Flower in Himalayas, Blooms Once in 400 Years2 by Prashanth Damarla 3 years ago3 years ago Rheum nobile, a giant herbaceous plant native to the Himalayas Rheum nobile, a giant herbaceous plant native to the Himalayas