台湾白珠 tai wan bai zhu

Shrubs 10–30 cm, branched above, glabrous. Twigs ?terete. Petiole 1–2 mm; leaf blade oblong, obovate-oblong, or oblong-lanceolate, 1–1.5 cm × 4–7 mm, leathery, secondary veins 2 or 3 pairs, base cuneate, margin crenulate above middle, apex obtuse or acuminate. Flowers solitary, from upper leaf axil. Pedicel 3–4 mm, slender; bracts ovate; bracteoles 2, ovate, 1–2 × 0.5–0.8 mm, concave, apex acute. Calyx green, obconical, minute; lobes triangular, 1–1.5 mm, apex acute. Corolla white, urceolate, 3.5–4.5 mm; lobes ovate-triangular, 0.2–0.3 mm. Filaments ca. 1.5 mm, papillate at base. Ovary globose, pubescent. Fruit unknown.

Open fields. C Taiwan.

This is a rare species.