Pape Herb or shrub, to 3 m tall; trichomes of stems, petioles, and inflorescence branches both long and short, mostly simple, sometimes gland-tipped. Stipules lanceolate, 1-1.5 cm long, persistent, paired; petioles 3-10 cm long; blades ovate to shallowly trilobate, acute to acuminate at apex, truncate to shallowly cordate at base, 5-12 cm long, 4-10 cm wide, crenate-serrate, sparsely pubescent above, moderately stellate-pubescent below; palmate veins 7-9. Flowers solitary in axils, becoming paniculiform or subcorymbose at ends of branches by reduction of leaves; pedicels very short or to 3 cm long; epicalyx hirsute, with 6-12 linear bracteoles 1-2 cm long; calyx copular, ca 5 mm long, 5-lobed to near middle, long-ciliate; petals 5, yellow, obovate,1-1.5 cm long, spreading at anthesis, glabrous except inside at base; staminal tube ca half as long as petals, antheriferous throughout; filaments ca 5 mm long; style exceeding staminal tube, the branches 10. Mericarps 5, obovoid, +/- 3-sided, 3-4 mm long, minutely tuberculate and appressed-puberulent; seeds trigonous-reniform, ca 2.5 mm long. Shattuck 731. Apparently rare or absent, collected twice in earlier years but not seen recently. The species generally grows in weedy areas along roadsides in the Canal Zone. Flowers from November to March, especially in December and January. Most fruits are mature in February and March.