Definition of rose-eyed in US English:

rose-eyed

adjective

Horticulture
rare, historical
  • (Of a flower, especially a primula) having a ring of stamens visible at the top of the corolla; = "thrum-eyed"; opposed to pin-eyed.

Origin

Late 18th century; earliest use found in William Withering (1741–1799), physician and botanist.