Just to get you started:

http://www.marciawoodgallery.com/artists.html

http://www.antonygormley.com/

http://www.sophieryder.co.uk/pages/set_works.html

http://www.flowerseast.com/FE/Originals.asp?Artist=HICKS&OC=1

http://www.flowerseast.com/FE/Originals.asp?Artist=FAULKNER&OC=1

http://www.flowerseast.com/FE/Prints.asp?Artist=PAYNEF&GC=4

http://www.flowerseast.com/FE/Originals.asp?Artist=BARTON&OC=5