27b. Bryum neodamense var. ovatum Lindb. & Arn. 卷尖真藓圆叶变种 juan jian zhen xian yuan ye bian zhong
Kongl. Svenska Vetenskapsakad. Handl. 23(10): 34. 1890. Bryum neodamense subsp. ovatum Kindb., Eur. N. Amer. Bryin. 2: 362. 1897. Type: Canada.
Plants slender, large, 5–10 cm high, brownish green, in dense tufts. Stems erect, with rhizoids at base. Leaves oblong-ovate to ovate-elliptical, bluntly acute; margins recurved, decurrent at base, entire or serrulate near apex, lower margins bordered by 2–5 rows of differentiated cells; costae percurrent. Dioicous. Sporophytes not seen.