From the Register:

STA ref: 1973
STWR ref: 1973
Designer: MacDonald, Flora
Tartan date: 01/01/2002
Registration date: This tartan was recorded prior to the launch of The Scottish Register of Tartans.
Category: Portrait/Artefact

Restrictions:

Registration notes: Not known if this is a Fashion tartan or a Clan/Family. Scottish Tartans Society records say that it was designed by a (not THE) Flora MacDonald and the proportions are 'to sample' which suggests that they had a woven sample in their possession.