Groups
Particles and Fibers are organized into groups. This rollout allows you to add or remove groups and change its properties.
Right click over the Groups rollout area for a menu to add or delete group.
Double click on the group name (Group 1) to change the name of the group.
Color - Particle group color. Used in viewport display and for certain nodes.
Display (C) - Change particle display style. "Common" style refers to the display setting from the NodeWorks rollout in 3ds max command panel.
Mesh (M) - Enable or disable particle shape visibility inside the viewport.
Mesh (M) - Change the rendering mode for particle group. You can render particles geometry or render as point by using the Arnold renderer.
Caching (C) - Enable or disable particle group caching.