Members are allowed one weekly fellowship, the spatiamentum, but must otherwise practice strict solitude.  
This society's practices were first described by Guibert of Nogent. John of Spain first extended its membership to females by recognizing the Abbey of Pr?ayon.  Their laymen servants are known as the donn? and dwell in the Correrie, which restricts access to their communities.  Johann Amorbach first printed their namesake rule, which includes the "Tertia Compilatio" and the "Consuetudines."  Their centers of worship are organized around a central cloister which is connected to its members' individual cells, creating their distinct laurel shape.  Members are allowed one weekly fellowship, the spatiamentum, but must otherwise practice strict solitude.  FTP, name this monastic order noted for its austerity, which was founded in 1084 by Saint Bruno at La Grande Chartreuse.
This society's practices were first described by Guibert of Nogent.
Carthusian Order or Carthusians