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Published In: Revue Bryologique, nouvelle série 4(3): 142. 1931[1932]. (Rev. Bryol., n.s.) Name publication detail

Project Name Data (Last Modified On 12/16/2011)
Acceptance : Accepted
Notes     (Last Modified On 12/15/2011)
general taxon notes:
Homaliadelphusis currently known from East Asia and North America, with two species. One species and one variety are recognized in China.


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3. Homaliadelphus Dixon & P. de la Varde   拟扁枝藓属   ni bian zhi xian shu
Rev. Bryol. Lichénol., ser. 2, 4: 142. 1932.
Homaliopsis Dixon & P. de la Varde, Ann. Bryol. 1: 48. 1928, hom. illeg.
Plants medium-sized, yellow to brownish green when old, distinctly glossy, in small, flattened mats. Primary stems slender, creeping; secondary stems erect-patent, not branched below, or irregularly branched above. Leaves densely appressed when dry, slightly spreading when moist, rounded or rounded-ovate, often with a narrow lobe along the proximal margins; margins entire or serrulate at the apex; costae absent; leaf cells nearly uniform, quadrate or rounded-rhombic; basal juxtacostal cells elongate, narrowly rhombic, thick-walled, porose. Dioicous. Inner perichaetial leaves oblong at the base, becoming narrowly lingulate above, serrulate at the apex. Setae short, brown, smooth; capsules oblong-cylindrical; opercula conic, with an oblique beak; peristome double; exostome teeth light yellow, hyaline, smooth; endostome segments linear-lanceolate; basal membrane low. Calyptrae cucullate, sparsely hairy. Spores spherical, finely papillose.

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1. Leaves nearly rounded, 0.8–1.0 mm × 0.6–0.8 mm............................................... 1. H. sharpii var. rotundatus
1. Leaves ovate to oblong-ovate, 1.5–2.0 mm × 1.0–1.2 mm.................................................... 2. H. targionianus
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