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Didymodon nicholsonii Culm. (Pottiaceae) with gemmae and rhizoidal tubers recorded for Belgium.
Bulletin du Société Royal de Botanique, Belgique 120: 3-6
Blockeel, T. & J. Kučera (2019) Notes from the BBS Workshop on
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Field Bryology 121: 23-30
Crundwell, A.C. & H.L.K. Whitehouse (1978)
Trichostomopsis umbrosa (C. Müll.) Robinson in England.
Journal of Bryology 10: 5-8
De Zuttere, P., A. Sotiaux, C. Ulrich & R.B. Pierrot (1987)
Trichostomopsis australasiae (Hook. & grev.) H. Robins. (Pottiaceae, musci), nouveau pour l'Europe continentale occidentale.
Dumortiera 38: 20-24
Ellis, L.T. & A.C. Smith (1983)
Barbula cylindrica (tayl.) Schimp. with rhizoidal tubers.
Journal of Bryology 10: 5-8
Greven, H.C. (1990)
Didymodon nicholsonii Culm. (Pottiaceae) een nieuwe soort voor de Nederlandse mosflora.
Lindbergia 16: 69-71
Guerra, J. & R.M. Ros (1987) Revisión de la sección
Astericum (C. Müll.) Zander del género
Didymodon Hedw. (Pottiaceae, Musci) (=
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Didymodon nicholsonii Culm. (Pottiaceae, Musci): new taxonomical, chorological and ecological data.
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Didymodon australasiae var.
umbrosus in the Czech Republic, with a review of recent records from Central Europe.
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Trichostomopsis umbrosa in semi-natural chalk habitats.
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Didymodon glaucus Ryan (Musci) dans la Petite Suisse Luxembourgeoise.
Bulletin de la Société des naturalistes luxembourgeois 87: 61-68
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Didymodon (Musci) and a key to the taxa in North America North of Mexico.
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