Greeniopsis euphlebia Merr., PJS

Ordas, Jorge Anton D., Pinarok, Neil Alejandro A., Romeroso, Roanne B., Alejandro, Grecebio Jonathan D. & Banag-Moran, Cecilia I., 2019, A checklist of Rubiaceae species from Eastern Samar, Visayas, Philippines, Check List 15 (2), pp. 295-312 : 300

Greeniopsis euphlebia Merr., PJS 17 (1921) 319.

Materials examined. Table 2.

Shrub about 3 m high, pubescent. Leaves broadly elliptic, 20–22 × 6–10 cm, subcoriaceous, densely hairy abaxi- ally. Inflorescences terminal, pubescent, many-flowered. Calyx 5 mm, obtuse, pubescent. Corolla white, rarely yel- low, campanulate, pubescent outside, lobes 2 mm, tube 4–5 mm. Fruits ellipsoid, 8 mm, brown, pubescent, with calyx remnants.

This species is distinguished from other Greeniopsis by its sunken secondary veins adaxially on its leaves and its leaf indumentums ( Alejandro et al. 2010).