paper-white
/ˌpeɪpəˈwʌɪt/adjective
1Of the white or off-white colour of paper.
2Denoting a kind of narcissus with pure white flowers; specifically (a) Narcissus papyraceus; (b) a cultivar of N. tazetta.
noun
A plant (specifically a narcissus) of a paper-white variety.
Origin
Late Middle English; earliest use found in Geoffrey Chaucer (c1340–1400), poet and administrator. From paper + white n.1.