Miconia poeppigii Triana 1871

Trees ca. 12 m tall. Light gray rhytidome. Branches erect, quadrangular, not winged, brown; branches, petioles, leaves abaxial surface, inflorescences, bracts, bracteoles, hypanthium and fruits with stellate-sessile caducous trichomes. Leaves opposite, isophyllous; petioles slightly channelled 08.– 1.3 mm long; leaf blades 12.8–13.6 × 4.2–4.8 cm, chartaceous, concolorous, asymmetrical, oblong-elliptic, base attenuate, apex acute, margins entire, not ciliate, adaxial side glabrous, leaf veins 5, suprabasal; ant domatia absent. paniculate ca. 17.1 × 10.3 cm, terminal; bracts elliptical, caducous. Flowers 5-merous; pedicel ca. 0.3 mm long; hypanthium 1.4 mm long, campanulate, wrinkled; calyx double, persistent; petals ca. 2.1 × 1.2 mm, white, oblong, symmetrical, apex rounded, base truncate, margins not ciliate, glabrous; stamens 10, heteromorphic, anthers 1.8–2 mm long, white, oblong, straight, apex attenuate,1 apical pore, connective not prolonged, filament 1.5–2.2 mm long, glabrous; ovary ca. 1.3 mm long, half-inferior, placentation axillary, 3-locular, glabrous; style ca. 3.9 mm long, straight, glabrous. Berry ca. 3.4 × 3.1 mm, unripe fruit green, ripe fruit blackish; seeds numerous, triangular.

Specimen examined:— BRAZIL. Amazonas, Manaus, RDS-Tupé, 21 September 2013, fr., A.L. Corrêa 280 (EAFM!, HUAM!, INPA!).

Additional specimen examined:— Amazonas, Manaus. 24 July 1984, fl., S. Renner 978 (INPA!).

Distribution and habitat:— Belize, Guatemala, Honduras, Nicaragua, Costa Rica, Panama, Colombia, Venezuela, Guyana, Suriname, French Guiana, Ecuador, Peru, Bolivia (Goldenberg et al. 2013). In Brazil it occurs in Amazonian forests (Goldenberg & Caddah 2015). In the reserve, it occurs on terra-firme slopes on clay soil with low organic matter.

Comments:— This species is rare in the reserve. It can be recognized by the light gray rhytidome, and shiny, concolorous leaves with suprabasal venation and stellate-sessile trichomes.