Thelymitra is not a valid species
Did you mean one of the species from the following list?
Thelymitra antennifera - 9 collection objects
Thelymitra aristata - 9 collection objects
Thelymitra benthamiana - 2 collection objects
Thelymitra carnea - 3 collection objects
Thelymitra crinita - 1 collection objects
Thelymitra cyanea - 5 collection objects
Thelymitra epipactoides - 1 collection objects
Thelymitra flexuosa - 2 collection objects
Thelymitra ixioides - 7 collection objects
Thelymitra juncifolia - 1 collection objects
Thelymitra media - 5 collection objects