Fruit anatomy forms the edible tissue around the seeds. In other fruits such as "Citrus" stone fruits ("Prunus") only some layers of the pericarp are eaten. In accessory fruits, other tissues develop into the edible portion of the fruit instead, for example the receptacle of the flower in strawberries. In fleshy fruits, the pericarp is typically made up of three distinct layers: the epicarp (also known as exocarp), which is the outermost layer; the mesocarp, which is the middle layer; and the endocarp, which is the inner layer surrounding the ovary or the seeds. In a citrus fruit, the epicarp and mesocarp
Mess dress uniform either a white bush jacket (as in number 1 rig) is worn with medal ribbons, or optionally; a white mess jacket similar to that worn by officers is optionally worn, only without shoulderboards. Mess dress and mess undress are today worn with a soft marcella-fronted shirt with a soft collar. Stiff marcella-fronted shirts and stiff wing collars were previously worn with all forms of evening dress, but were abolished first for mess undress, and finally in the mid-1990s for mess dress. Rear admirals and above may continue to wear the stiff shirt and collar with mess dress. Cummerbunds, which may