Scutellaria racemosa Pers.

Weak-stemmed perennial herb, freely branched, rhizomatous; stems 0.15-0.3 m long, slender, quadrangular, glabrous to sparingly pilose. Leaves petiolate; blade lanceolate to lanceolate-hastate, 10-30 x 3-6 mm, glabrous or nearly so, gland-dotted beneath, apex acute, base obtuse to rounded, margin entire, often inrolled; petiole 1-3 mm long. Inflorescence slender, lax, 5-12 mm long; pedicels 2-3 mm long. Calyx puberulous to hispidulous, at flowering 1.5-2 mm long, enlarging to 3 mm long in fruit. Corolla small, 4.5-6 mm long, variously coloured, violet to red or white with purple spots, the lower lip often paler than the upper; tube ascending, 3-4 mm long, widening to 2 mm wide at the throat; lips subequal, 1.5-2 mm long. Stamens reaching the apex of the upper lip, the lower pair attached about 2 mm above the base of the tube. Nutlets 1 mm long, pale brown, minutely tuberculate.