With Lubuntu-LXDE the variables DESKTOP_SESSION, XDG_SESSION_DESKTOP, and GDMSESSION are set to Lubuntu. A more appropriate and useful value would be LXDE. This is not a problem with Lubuntu-Openbox.
Kernel: 4.10.0-28-generic x86_64 (64 bit gcc: 5.4.0) Desktop: LXDE (Openbox 3.6.1) dm: lightdm Distro: Ubuntu 16.04 xenial
With Lubuntu-LXDE the variables DESKTOP_SESSION, XDG_SESSION_ DESKTOP, and GDMSESSION are set to Lubuntu. A more appropriate and useful value would be LXDE. This is not a problem with Lubuntu-Openbox.
Kernel: 4.10.0-28-generic x86_64 (64 bit gcc: 5.4.0) Desktop: LXDE (Openbox 3.6.1) dm: lightdm Distro: Ubuntu 16.04 xenial