Cerastium morrisonense Hayata

Herbs perennial or biennial, glandular pubescent when young. Leaves linear-lanceolate, 5--10 × 1--2 mm, base attenuate, semiamplexicaul, apex acute, aristate. Cyme ca. 3-flowered or flower solitary; bracts scalelike. Pedicel 1--1.5 cm, glandular pubescent. Sepals lanceolate, 6--7 mm, abaxially glandular pubescent, adaxially glabrous, margin membranous. Petals white, obovate, 1--1.3 cm, apex 2-lobed. Stamens 10, inserted opposite sepals; filaments 5--6 mm, 2-glandular at base. Ovary ovoid, ca. 2 mm, 1-loculed; ovules numerous. Styles 5, inserted opposite sepals, ca. 3 mm. Capsule erect, cylindric, ca. 7 × 1--2 mm, 10-toothed. Seeds reniform-globose, compressed, ca. 1 mm, tuberculate.

Taiwan.

* Forests, slopes, rocks; 2500--4000 m.

Cerastium formosanum (Ohwi) Ohwi; C. morrisonense var. formosanum Ohwi; C. trigynum Villars var. morrisonense (Hayata) Hayata; C. trigynum var. taiwanianum S. S. Ying.