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Moss China | Family List | Moss China V. 2 | Fissidentaceae | Fissidens

24. Fissidens hollianus Dozy & Molk., Bryol. Jav. 1:4. 1855.

Fissidens japonicopunctaus Shin, Sci. Rep. Kagoshima Univ. 13: 86, f. 21. 1964.

Plants small, green to yellowish green. Leafy stems usually simple, 2.4–4.3 mm long, 0.8–1.7 mm wide; axillary hyaline nodules not developed; central strand not differentiated. Leaves in 6–12 pairs, densely arranged, the lowest leaves much smaller, middle and upper leaves almost equal in size, lanceolate to oblong-lanceolate, 0.8–1.0 mm × 0.2–0.3 mm, acute at apex; base of dorsal laminae rounded; vaginant laminae 1/2 –3/5 the leaf length; costa light yellowish brown, percurrent to excurrent margins nearly entire; cells of apical and dorsal laminae quadrate to irregularly hexagonal, 5–6 µm long, thin-walled, dark and obscure, pluripapillose; cells of vaginant laminae similar to those of apical and dorsal laminae, but longer, with thicker walls and fewer papillae toward the base near costa; limbidia usually found only on lower one-half of perichaetial leaves, composed of 2–5 rows of cells. Autoicous. Archegonia terminal, 210–235 µm long. Perichaetial leaves larger than stem leaves, ca. 1.3 mm long; base of dorsal laminae wedge-shaped, ending above the base. Sporophytes not seen.

Type. Indonesia: Java, Holle 13 (holotype L).

Chinese specimens examined: GUANGDONG: Ding-hu Shan (Mt.), G.-L. Shi 11168 (MO); Guang-zhou City, P.-J. Lin 3421 (IBSC, SYS). HAINAN: Ba-wang-ling (Mt.), 1974 Team 3134 (IBSC, SYS); Jian-feng-ling (Mt.), P.-C. Chen et al. 821 (PE, SYS). TAIWAN: Ping-tung Co., S.-H. Lin 10784 (NICH, TUNG); Tai-bei Co., Iwatsuki 3647b (NICH).

Habitat: on rocks or tree trunks in shade; Distribution: China, Japan, Thailand, Myanmar, Vietnam, Malay Peninsula, Indonesia, the Philippines, and New Guinea.

Illustrations: Z.-H. Li 1985 (Fig. 13, a–j).


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