1. Acroporium condensatum C. Müll. ex Bartr. 密叶顶胞藓 mi ye ding bao xian
Philipp. J. Sci. 68: 335. f. 25. 1939. Type: the Philippines.
Plants glossy, in dense mats. Branches erect, up to 4 cm high. Leaves appressed to erect-spreading, oblong-ovate, acute to shortly acuminate at apex, concave; margins plane or incurved, entire; leaf cells linear, 45–68 mm long; alar region consisting of one row of strongly inflated cells. Synoicous (with antheridia and archegonia mixed in the same gametoecium). Inner perichaetial leaves broadly ovate, abruptly shortly acute at apex. Setae short, 10–15 mm long, smooth below, distally papillose; capsules small, ovoid, less than 1 mm long.