Chionanthus megistocarpus (Oleaceae), a new species from the Western Cordillera of Colombia Fernández-Alonso, José Luis Cogollo-Pacheco, Álvaro Alfonso Phytotaxa 2016 2016-07-29 269 1 14 20 5Y5M4 Fern. Alonso & Cogollo. Photograph 2016 [351,683,410,437] Magnoliopsida Oleaceae Chionanthus Plantae Lamiales 5 19 Tracheophyta species megistocarpus     1. Deciduous trees, flowers with pink or purple petals, 15–25 mmlong. Plants growing in Inter-Andean dry forest ........................... ............................................................................................................................................................................  C. pubescensKunth  - Evergreen trees, flowers with white petals, rarely pale lilac, less than 15 mmlong. Plants growing in tropical wet, gallery forest, moist forest, Subandean cloud forest..................................................................................................................................................2    2.Leaves coriaceous, elliptical or elliptical-oblanceolate, fruit 30–50 mmlong ................................................................................ 3  - Leaves not coriaceous and elliptical or elliptical-oblanceolate, fruit shorter than 30 mmlong........................................................... ....................................................................................................................................... (Other species of north of South América).    3.Petiole 6–18(–20) mm long, blades with domatia in the veins of the lower surface; axillary inflorescences 5–10 cmlong, corolla 13–17 mmlong; mature fruit subglobose, 30–40 × 25–30 mm, black when mature (moist forest, c. 600 m, western Ecuador) ...... ...........................................................................................................................................  C. colonchensisX.Cornejo & C.Bonifaz  - Petiole (12–)15–30(–35) mm long, blades without domatia on the lower surface; axillary inflorescences 8–16(–20) cm long, corolla less than 10 mmlong; mature fruit ellipsoid 45–50 × 42–47 mm, purple when mature (Subandean forest 1700–2100 m, western Colombia............................................................................................................  C. megistocarpusFern.Alonso & Cogollo