Thanks to Eddypeck for his time and effort.
Throughout the production of the Golf/Jetta there were various special (and limited) editions released.
This is a common marketing exerciser to boost sales and keep the range current.
So on top of the standard models range:
C
CL
GL
GLX
GT Special (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=2000)
Driver (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=54.0)
GTD
GTI
The following factory editions are known:
Carat 1984-1986
Match 1985 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=73.0)
Fun 1986
Flair 1986
Hit 1986 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=67.0)
Memphis 1986-1990 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=74.0)
Pikes Peak 1986-1987
Syncro 1986
Berlin Golf 1987
Bistro 1987
Special 1987-1991
Sky 1987
Tour 1987-1990 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=34.0)
Flash 1988
G60 16V Limited 1988
Manhattan 1988-1992 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=75.0)
Champion 1988
Swiss Champion (Syncro) 1988
One in 10 Million 1988 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=44.0)
Öko Golf 1989-1992
Atlanta 1989
Boston 1986-1992
City Stromer 1989
Edition One 1989-1992
Edition Blue 1989-1992
Limited 1989
Rallye 1989
Black Line - Red Line 1989-1990
Country 1990
Country Allround 1990
Country Chrompaket 1990
Function 1990-1992
Fire and Ice 1990 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=510.0)
Madison 1990-1991
Moda 1989-1990
Plus Ultra (CL) 1990 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=847.0)
Quadriga 1990
G60 1990-1991
G60 Syncro 1991
Pasadena 1991
Function 1991
Barcelona 1991
Travelling ?
Metropolitan ?
Jetta specific editions:
Court 1987 (https://www.vwgolfmk2.co.uk/clubforum/index.php?topic=237)
Flair & Flair 2
Flight 1988
Pacific 1989
Beach 1990
Slalom
Style 1987
It's not out of the question for an individual dealership to create their own specification model from the accessories list and create localised 'editions' there's no real way of knowing much about these.