For other uses, see Gregory.
See Tree for other articles with titles that contain, either by relationship or by coincidence, this character's surname.

Gregory Tree was a Starfleet flag officer, a commodore stationed at Starbase 20 in the early 23rd century.

Commodore Tree was responsible for logging the report of the USS Wells, a Federation starship that departed the base on a three-year mission, inexplicably time travelled and returned in only 33 solar days. (TOS reference: Spaceflight Chronology)


Starbase 20 personnel
UFP seal C'RaalE. BannerL. BywallG. GenqonaE. MangioneT. PellSlavitX.W. SumersG. TreeS. TharenP. Yudrin Starfleet Command logo