Henckelia pumila (D. Don) A. Dietr
Henckelia Spreng. Annuals, not rhizomatous. Stems erect, 6–46 cm,pubescent to sparsely pilose. Stem leaves 4–8, opposite,± widely spaced; petiole 4–12(–28) × 1–2 mm; leafblade oblique, lanceolate to ovate or elliptic, 2–17 ×1.2–5.5(–8) cm, herbaceous, puberulent to abaxially purple spotted, base oblique,cuneate...