Ornithoboea calcicola C.Y. Wu ex H. W. Li
Ornithoboea Parish ex C.B.Clarke Stems to 60 cm, villous. Petiole 1–10.5 cm; leaf bladeovate to broadly ovate, 3.5–10 × 2–6.5 cm, villous, abaxially densely puberulent, villousalong veins, margin apex ca. 2.5 cm, densely pubescent; bracts 4–7 mm.Pedicel to 1.5 cm. Calyx...