Vasilis Teodoridis:
Convolvulaceae | Erycibe
5. Erycibe oligantha Merrill & Chun; Sunyatsenia. 5: 175. 1940.
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Shrubs scandent; axial parts subglabrous. Branchlets striate; gray. Petiole 6-10 mm; leaf blade elliptic or narrowly ovate; 8-16 X 4-8 cm; thin leathery; abaxially glabrous; base broadly cuneate; apex rounded or abruptly acuminate; lateral veins 8 or 9 pairs. Inflorescences axillary; racemose; 1.5-2 cm; red-brown sericeous; few flowered; bracteoles ca. 1 mm. Pedicel ca. 3 mm. Sepals circular; concave; 2-3 mm in diam.; appressed pubescent abaxially; ciliate. Corolla white to pale yellow; ca. 7 mm; lobules oblong-ovate; subentire; midpetaline bands appressed rust-colored pubescent. Anthers ovoid or oblong-ovoid; ca. 1.5 mm; apex acuminate. Ovary glabrous. Stigma capitate; 5-sulcate. Fruit ellipsoid; ca. 2.2 cm; glabrous; apex mucronulate. Fl. Apr-Jul; fr. Apr-Feb.
* Dense forests; shaded slopes of ravines; 400-500 m. Hainan.