Ophiorrhiza camiguinensis Elmer, LPB

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 : 305

Ophiorrhiza camiguinensis Elmer, LPB 5 (1913) 1881.

Materials examined. Table 2. Fig. 3C

Shrubs of about 60–80 cm high, very loose branching and leaves usually found at terminal ends. Leaves narrowly elliptic, 12–16 × 2–4.6 cm, glabrous but with sparse trichomes, distinctly red when dry. Inflorescences terminal, branching from a main axis, numerous flowers. Corolla white, red when dry. Fruits capsular, 1.5–2 mm wide, green, red when dry.

This Philippine endemic occurs on lowland primary forests in moist areas or along streams. It was previously observed only on Mindanao.