of a fruit, when it dehisces along the partitions between loculi; cf loculicidal.
• (a.) Dividing the partitions; -- said of a method of dehiscence in which a pod splits through the partitions and is divided into its component carpels.
said of a capsule, longitudinally dehiscent through the ovary wall at or near the center of each septa, preserving each locule as an intact entity (compare loculicidal, poricidal)
<plant biology> Of the dehiscence of a fruit, along lines coinciding with the partitions between loculi. ... Compare: loculicidal. ... (09 Oct 1997) ... 
said of a capsule, longitudinally dehiscent through the ovary wall at or near the center of each septa, preserving each locule as an intact entity (compare loculicidal, poricidal)
Describing a capsule which splits open along longitudinal sutures that correspond with where septae attach to the ovary wall.
Sep'ti·ci`dal adjective [ Septum + Latin caedere to cut: confer French septicide .] (Botany) Dividing the partitions; -- said of a method of dehiscence in which a pod splits through the partitions and is divided into its component carpels. 
Dehiscence along or in the partitions, not directly into the locule.
When a fruit capsule dehisces along lines coinciding with the partitions between loculi (the enclosed compartments within the ovary). Compare loculicidal.