Primulina cerina F.Wen, Yi Huang & W.C.Chou
Primulina Hance Perennial herbs. Rhizome small and short, indistinctive but nearly cylindrical, 3–8 mm long, 2–3 mm in diam. Leaves numerous, 8–20 or more, all basal, petiolate; petiole pale brownish purple to dark brownish purple, cylindrical, 7.5–12 cm long, 3–3.2 mm in...