The fruit has loculicidal dehiscence.
"Journals of Travels in Assam, Burma, Bhootan, Afghanistan and TheNeighbouring Countries" by William Griffith
The capsules of Rue, Spurge, and some others, are both loculicidal and septicidal, and so split into half-carpellary valves or pieces.
"The Elements of Botany" by Asa Gray
Fruit a 5-celled loculicidal pod.
"The Manual of the Botany of the Northern United States" by Asa Gray