Agarista uleana (Sleumer) Judd, J. Arnold Arbor. 65: 332. 1984.  Leucothoe uleana Sleumer, Notizbl. Bot. Gart. Berlin-Dahlem 12: 481. 1935.  Type.  Brazil.  Guanabara: Rio de Janeiro, Pico da Tijuca, 1000 m, Nov 1897, Ule 4576 (holotype, B, destroyed; lectotype, designated by Judd (1984), HBG; isolectotype, R, n.v.).
     
      Leucothoe ambigua Meissner var. parvifolia Meissner in Martius, Fl. brasil. 7: 156. 1863.  Type.  Brazil.  Guanabara: Rio de Janeiro, Riedel s.n. (holotype, Herb. Sonder, n.v.; frag. of holotype, NY).
       
        Shrub to small tree to 3 m tall; twigs very sparsely to moderately pubescent, with nonchambered to clearly chambered pith; buds to ca.1.3 mm long, leaves revolute.  Leaves coriaceous, ovate to elliptic (oblong), 2-6 x 0.6-2.1 cm, base cuneate to rounded, apex acuminate, to acute with small mucro, margin entire, very slightly revolute (± plane), adaxial surface glabrous, but sparsely pubescent on basal portion of midvein, abaxial surface glabrous, but sparsely pubescent along midvein, usually with few inconspicuous glandular dots along midvein; petiole 4-10 mm long.  Inflorescences axillary racemes to 1-2.5(-4) cm long; rachis moderately to densely pubescent; pedicels 3-8 mm long, sparsely to densely pubescent; bracteoles 2, alternate to ± opposite, nearly basal, triangular to narrowly so, to ca. 1 mm long; floral bracts to ca. 1.5 mm long.  Flowers with triangular calyx lobes, with acuminate apices, 1-2 x 0.6-1.2 mm, abaxial surface glabrous to moderately pubescent; corolla cylindrical, white, 6.5-10 x 2-4.5 mm, glabrous; filaments 4.5-5.2 mm long; anthers 1-1.6 mm long; ovary glabrous to sparsely pubescent, especially near apex and base.  Capsules short-ovoid to subglobose, (3-)4-6 x (5-)5.5-8 mm, very thick walled, placentae subapical; seeds 1.5-2.8 mm long.

        Distribution.  Endemic to SE Brazil (Guanabara, chiefly limited to Pico da Tijuca region), in low forest and scrub, sunny open areas, at ca. 700-1020 m alt.  Flowering September through November.