dead nettle: any of various plants of the genus Lamium having clusters of small usually purplish flowers with two lips
entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
mountain four o'clock: leafy wildflower with lavender-pink flowers that open in the evening and remain through cool part of the next day; found in open woods or brush in mountains of southern Colorado to Arizona and into Mexico