Citrus × aurantium 'Canaliculata'Citrus aurantium 'Canaliculata' at a glance: Citrus aurantium 'Canaliculata' is grown as much for its fruit shape as for the tree itself, producing heavily ribbed bitter oranges that look sculpted rather than smooth. Combined with glossy foliage and large, intensely fragrant white flowers, that makes it one of the most decorative citrus choices for a bright conservatory, terrace, or sunny indoor position. The fruit is bitter rather than dessert sweet,