Fluorescent Scot Goldenrod

Latin fluēre, to flow — adjectival suffix -escent. As a color modifier, fluorescent implies a saturated-and-UV-stimulated-glow quality, the bright color of fluorite-and-ZnS mineral-pigment fluorescent-lamp emission. Sits at the bright-and-cool end of the grid, parallel to phosphorescent and neon in usage.

Old English Scotti, of-Scotland. As a color modifier, scot implies a Highland-and-tartan quality, the visual register of Scottish-Highland-and-Lowland hand-woven tartan-and-wool-and-tweed peat-and-heather-and-stone surfaces under Scottish-Highland-and-Lowland tartan-and-tweed Highland-pasture light. Sits at the modifier-and-cultural end of the grid, parallel to welsh and irish in usage.

Solidago, the late-summer wildflower of North American meadows whose tall sprays of small yellow flowers signal the end of the growing season. The color refers to the flower head at full bloom: a warm, slightly muted yellow-orange with the matte finish of small clustered florets. Cooler than mustard, deeper than dandelion. The state flower of Kentucky and Nebraska, a pollinator magnet, and the original native dye for early American homespun.