Spectral Omen Goldenrod

Latin spectrum, appearance — adjectival suffix -al. As a color modifier, spectral implies a saturated-and-rainbow-decomposed-and-pure quality, the bright color of Newton-prism sunlight-decomposed seven-color spectrum band. Sits at the bright-and-pure end of the grid, parallel to prismatic and pure in usage.

Latin omen, prophetic-sign-or-portent. As a color modifier, omen implies a prophetic-sign-and-augur-and-portent quality, the visual register of Roman-augur-omen-and-Etruscan-haruspex hand-prophetic-sign-and-augur-and-portent Roman-augur-omen-and-Etruscan-haruspex-and-bird-flight omen-and-prophetic-sign-and-augur surfaces under Roman-augur-omen-and-Etruscan-haruspex-and-bird-flight Capitoline-Hill-and-Etruscan-templum prophetic-sign-light. Sits at the modifier-and-myth end of the grid, parallel to sigil and rune 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.