provided by eFloras
Herbs erect, with yellowish indumentum. Stems densely retrorse pilose, leafless toward base, unbranched. Petiole 3-6 mm; leaf blade oblong to ovate-oblong, 5-8 × 2.4-3.4 cm, ± leathery, densely puberulent, abaxially golden glandular, base obtuse to rounded, margin undulate-crenate, apex acute. Verticillasters 2-flowered; bracteoles minute, deciduous. Pedicel ca. 1 mm. Fruiting calyx obconical, ca. 6 mm, densely fine pilose, conspicuously 5-veined apically; teeth triangular, ca. 1.8 mm, puberulent inside, conspicuously extended into wings from veins, reflexed. Corolla unknown. Immature nutlets brown, triquetrous, oblong, ca. 2.5 × 1.5 mm, densely fine pilose, base attenuate, apex truncate.
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA