satin-flower

[sat-n-flou-er]

noun

a Californian plant, Clarkia amoena, of the evening primrose family, having cup-shaped pink or purplish flowers blotched with red.

Origin of satin-flower

First recorded in 1590–1600

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

There is one especially, called Sisyrinchium, whose common name of Satin-flower describes a surface almost metallic in its lustre.
Lore of Proserpine
Maurice Hewlett