Henckelia grandifolia A. Dietr
Henckelia Spreng. Perennials. Rhizome internodes inconspicuous. Stemsabsent or erect to prostrate, to 15(–37) cm, puberulent. Basal leaves ca. 2, stem leaves 1–3 pairs, opposite, ± widely spaced, strongly unequal ineach pair, larger ones similar to basal leaves, butsmaller; petiole 1.3–4 cm...