Answer:

irises

Answer	Crossword Clue
IRISES	Van Gogh masterwork
IRISES	Purple things in several van Gogh paintings
IRISES	Van Gogh masterpiece

IRISES	Eye parts
IRISES	Purple spring bloomers
IRISES	Van Gogh painting dominated by green and blue
IRISES	Often-purple flowers
IRISES	Those in front of lenses
IRISES	Camera components
IRISES	Spring bloomers
IRISES	Bearded perennials

IRISES	Garden bouquet
IRISES	Contacts go over them
IRISES	Van Gogh subjects
IRISES	Showy blooms
IRISES	Van Gogh work
IRISES	Pigmented eye parts
IRISES	Official blooms of Tennessee
IRISES	Pupils' surroundings

IRISES	Van Gogh painting that set an auction record in 1987
IRISES	Popular van Gogh painting
IRISES	Pupils' spots
IRISES	Record-setting van Gogh canvas
IRISES	Record price-setting van Gogh work
IRISES	Garden flowers
IRISES	Ogata Korin painting
IRISES	Spring blooms