| Thuidium abietinum (Hedw.) Schimp. | Accepted |  | TRO |  | 
	
		| Thuidium abietinum subsp. abietinum | Synonym |  | TRO |  | 
	
		| Thuidium abietinum var. hystricosum (Mitt.) Loeske & Lande | Synonym |  | TRO |  | 
	
		| Thuidium aciculum Broth. | Accepted |  | TRO |  | 
	
		| Thuidium aculeoserratum Renauld & Cardot | Accepted |  | TRO |  | 
	
		| Thuidium acuminatum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium aestivum Austin | Synonym |  | TRO |  | 
	
		| Thuidium afrocapillatum Broth. | Synonym |  | TRO |  | 
	
		| Thuidium algarvicum (Schimp.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium allenii Austin | Accepted |  | TRO |  | 
	
		| Thuidium alvarezianum Cardot | Accepted |  | TRO |  | 
	
		| Thuidium amblyostomum (Müll. Hal.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium amblystegioides Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium amplexicaule Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium angolense Welw. & Duby | Synonym |  | TRO |  | 
	
		| Thuidium angustifolium (Hampe & Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium antillarum Besch. | Synonym |  | TRO |  | 
	
		| Thuidium antiquum Schimp. | Unresolved |  | TRO |  | 
	
		| Thuidium arachnoideum Sakurai | Unresolved |  | TRO |  | 
	
		| Thuidium arzobispoae (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium asperulisetum Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium assimile (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium assurgens (Sull. & Lesq.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium atlanticum Hedenäs | Accepted |  | TRO |  | 
	
		| Thuidium attenuatum Broth. & Paris | Accepted |  | TRO |  | 
	
		| Thuidium austro-serpens (Müll. Hal.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium bandaicum Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium bandaiense Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium batakense M. Fleisch. | Synonym |  | TRO |  | 
	
		| Thuidium benguetense Broth. ex E.B. Bartram | Synonym |  | TRO |  | 
	
		| Thuidium bifarium Bosch & Sande Lac. | Accepted |  | TRO |  | 
	
		| Thuidium bifarium var. pertenue Bosch & Sande Lac. | Synonym |  | TRO |  | 
	
		| Thuidium bipinnatulum Mitt. | Unresolved |  | TRO |  | 
	
		| Thuidium blandowii (F. Weber & D. Mohr) Schimp. | Accepted |  | TRO |  | 
	
		| Thuidium blepharophyllum (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium bolanderi (Best) Paris | Accepted |  | TRO |  | 
	
		| Thuidium bonianum Besch. | Accepted |  | TRO |  | 
	
		| Thuidium borbonicum Besch. | Synonym |  | TRO |  | 
	
		| Thuidium borbonicum f. brevisetum Thér. | Synonym |  | TRO |  | 
	
		| Thuidium brachymenium Herzog | Accepted |  | TRO |  | 
	
		| Thuidium brachypyxis Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium brachythecium (Hampe & Lorentz) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium brandisii (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium brasiliense Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium breviacuminatum Herzog | Accepted |  | TRO |  | 
	
		| Thuidium brevirameum Dixon | Accepted |  | TRO |  | 
	
		| Thuidium brevisetum E.B. Bartram | Synonym |  | TRO |  | 
	
		| Thuidium brotheri E.S. Salmon | Synonym |  | TRO |  | 
	
		| Thuidium burmense E.B. Bartram | Synonym |  | TRO |  | 
	
		| Thuidium byssoideum Besch. | Synonym |  | TRO |  | 
	
		| Thuidium caldense Broth. | Synonym |  | TRO |  | 
	
		| Thuidium calyptratum (Sull.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium campanulatum Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium campbellianum (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium capillatum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium carantae (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium cardotii Paris | Accepted |  | TRO |  | 
	
		| Thuidium casuarinum (Müll. Hal.) A. Jaeger | Synonym |  | TRO |  | 
	
		| Thuidium cataractarum Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium catenulatum (Brid. ex Schrad.) De Not. | Accepted |  | TRO |  | 
	
		| Thuidium caudicaule Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium chacoanum Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium chenagonii Müll. Hal. ex Renauld & Cardot | Accepted |  | TRO |  | 
	
		| Thuidium chenagonii var. campyloneuron Renauld & Paris | Synonym |  | TRO |  | 
	
		| Thuidium chenagonii f. laxifolia Cardot | Synonym |  | TRO |  | 
	
		| Thuidium chilense Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium chloropsis (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium ciliarifolium R. Watan. | Synonym |  | TRO |  | 
	
		| Thuidium ciliatum Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium cochlearifolium Reimers & Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium complanum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium contortulum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium contortulum var. contortulum | Synonym |  | TRO |  | 
	
		| Thuidium cooperi Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium corralense Broth. | Synonym |  | TRO |  | 
	
		| Thuidium costaricense Broth. & Thér. | Accepted |  | TRO |  | 
	
		| Thuidium crenulatum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium crispatulum Cardot | Synonym |  | TRO |  | 
	
		| Thuidium crispifolium (Hook.) Lindb. | Accepted |  | TRO |  | 
	
		| Thuidium curvatum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium cylindraceum Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium cylindrella Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium cymbifoliolum (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium cymbifolium (Dozy & Molk.) Dozy & Molk. | Accepted |  | TRO |  | 
	
		| Thuidium cymbifolium var. prostratum M. Fleisch. | Synonym |  | TRO |  | 
	
		| Thuidium cymbifolium var. robustum Dixon | Synonym |  | TRO |  | 
	
		| Thuidium decipiens De Not. | Synonym |  | TRO |  | 
	
		| Thuidium decurvatum (Mitt.) Broth. | Accepted |  | TRO |  | 
	
		| Thuidium delicatulum (Hedw.) Schimp. | Accepted |  | TRO |  | 
	
		| Thuidium delicatulum var. delicatulum | Synonym |  | TRO |  | 
	
		| Thuidium delicatulum var. peruvianum (Mitt.) H.A. Crum | Accepted |  | TRO |  | 
	
		| Thuidium delicatulum var. radicans (Kindb.) H.A. Crum, Steere & L.E. Anderson | Accepted |  | TRO |  | 
	
		| Thuidium denticulosum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium diaphanum (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium dimorphum (Brid.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium discolor Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium djuriense (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium dodabettense M. Fleisch. | Synonym |  | TRO |  | 
	
		| Thuidium dubiosum Warnst. | Synonym |  | TRO |  | 
	
		| Thuidium dusenii Broth. | Accepted |  | TRO |  | 
	
		| Thuidium eccremocarpum (Müll. Hal.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium elatinum (Saporta) Schimp. | Synonym |  | TRO |  | 
	
		| Thuidium elodioides Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium erectum Duby | Synonym |  | TRO |  | 
	
		| Thuidium erosifolium S.Y. Zeng | Accepted |  | TRO |  | 
	
		| Thuidium erosulum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium espinosae Herzog | Accepted |  | TRO |  | 
	
		| Thuidium exasperatum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium exilissimum Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium fallax (Brid.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium faulense (Reichardt) Reichardt | Accepted |  | TRO |  | 
	
		| Thuidium ferricola (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium ferriei Broth. ex Paris | Synonym |  | TRO |  | 
	
		| Thuidium filarium Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium filicinum (Hedw.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium filiforme Welw. & Duby | Synonym |  | TRO |  | 
	
		| Thuidium firmulum Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium fissicalyx (Müll. Hal.) Paris | Synonym |  | TRO |  | 
	
		| Thuidium francii Thér. | Synonym |  | TRO |  | 
	
		| Thuidium frontinoae (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium fuciforme (Brid.) Besch. | Accepted |  | TRO |  | 
	
		| Thuidium fujisanum Paris | Accepted |  | TRO |  | 
	
		| Thuidium fulvastrum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium furfurosum (Hook. f. & Wilson) Reichardt | Accepted |  | TRO |  | 
	
		| Thuidium fuscatum Besch. | Accepted |  | TRO |  | 
	
		| Thuidium fuscissimum (Müll. Hal.) Paris | Synonym |  | TRO |  | 
	
		| Thuidium giraldii (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium glaucescens Schimp. ex Besch. | Synonym |  | TRO |  | 
	
		| Thuidium glaucinoides Broth. | Synonym |  | TRO |  | 
	
		| Thuidium glaucinoides var. verrucosum M. Fleisch. | Synonym |  | TRO |  | 
	
		| Thuidium glaucinulum Broth. ex Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium glaucinum (Mitt.) Bosch & Sande Lac. | Accepted |  | TRO |  | 
	
		| Thuidium gracile Schimp. | Synonym |  | TRO |  | 
	
		| Thuidium gracile subsp. calyptratum (Sull.) Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium gracile subsp. pallens (Lindb. ex Schimp.) Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium granulatum (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium gratum (P. Beauv.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium gratum subsp. gratum | Synonym |  | TRO |  | 
	
		| Thuidium guatemalense Paris | Accepted |  | TRO |  | 
	
		| Thuidium hakkodatense Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium hastatum (Mitt.) Reichardt | Synonym |  | TRO |  | 
	
		| Thuidium hattorii A. Touw | Synonym |  | TRO |  | 
	
		| Thuidium hawaiense Reichardt | Synonym |  | TRO |  | 
	
		| Thuidium heteropterum (Brid.) Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium himantophyllum Herzog | Synonym |  | TRO |  | 
	
		| Thuidium hookeri (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium hyalopilum Dixon ex E.B. Bartram | Synonym |  | TRO |  | 
	
		| Thuidium hygrophilum Glow. | Accepted |  | TRO |  | 
	
		| Thuidium hystricosum Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium inconspicuum Herzog | Accepted |  | TRO |  | 
	
		| Thuidium indicum R. Watan. | Synonym |  | TRO |  | 
	
		| Thuidium integricalyx Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium intermedium Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium intricatum A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium investe (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium involvens (Hedw.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium involvens subsp. thomeanum (Broth.) A. Touw | Accepted |  | TRO |  | 
	
		| Thuidium ise-sanctum Sakurai | Unresolved |  | TRO |  | 
	
		| Thuidium iyoense Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium jacquemontii (Bruch & Schimp. ex Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium japonicum Dozy & Molk. ex Sande Lac. | Synonym |  | TRO |  | 
	
		| Thuidium kanedae Sakurai | Accepted |  | TRO |  | 
	
		| Thuidium kiasense R.S. Williams | Accepted |  | TRO |  | 
	
		| Thuidium koelzii H. Rob. | Synonym |  | TRO |  | 
	
		| Thuidium komarovii L.I. Savicz | Synonym |  | TRO |  | 
	
		| Thuidium konkourae Paris & Broth. | Synonym |  | TRO |  | 
	
		| Thuidium kuripanum (Dozy & Molk.) R. Watan. | Accepted |  | TRO |  | 
	
		| Thuidium laetifolium Broth. ex Paris | Synonym |  | TRO |  | 
	
		| Thuidium laevipes Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium laeviusculum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium lasiomitrium (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium laterculi (Müll. Hal.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium laticuspis Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium latifolium (Sande Lac.) Broth. | Accepted |  | TRO |  | 
	
		| Thuidium latopulvinatum Herzog | Synonym |  | TRO |  | 
	
		| Thuidium lauterbachii Broth. | Synonym |  | TRO |  | 
	
		| Thuidium laxifolium (Hook.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium lejeuneoides Nog. | Synonym |  | TRO |  | 
	
		| Thuidium lepidoziaceum Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium leptocladum (Taylor) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium leptopteris (Müll. Hal.) Paris | Synonym |  | TRO |  | 
	
		| Thuidium leskeaefolium Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium leskeoides Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium leuconeuron (Sull. & Lesq.) Lesq. | Synonym |  | TRO |  | 
	
		| Thuidium lignicola Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium ligulifolium Herzog | Accepted |  | TRO |  | 
	
		| Thuidium liliputanum Broth. | Synonym |  | TRO |  | 
	
		| Thuidium lonchopodum Paris | Unresolved |  | TRO |  | 
	
		| Thuidium longicuspis Broth. | Synonym |  | TRO |  | 
	
		| Thuidium longinerve Lindb. | Accepted |  | TRO |  | 
	
		| Thuidium longissimum Herzog | Synonym |  | TRO |  | 
	
		| Thuidium loricalycinum (Müll. Hal.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium ludoviciae Broth. & Paris | Accepted |  | TRO |  | 
	
		| Thuidium macropilum (Müll. Hal.) Paris | Synonym |  | TRO |  | 
	
		| Thuidium macrostictum Broth. & Paris | Unresolved |  | TRO |  | 
	
		| Thuidium magnisporum R. Watan. | Synonym |  | TRO |  | 
	
		| Thuidium magofukui Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium masafuerae Broth. | Synonym |  | TRO |  | 
	
		| Thuidium mascarenicum (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium matarumense Besch. | Synonym |  | TRO |  | 
	
		| Thuidium mattogrossense Broth. | Accepted |  | TRO |  | 
	
		| Thuidium mentiens Podp. | Unresolved |  | TRO |  | 
	
		| Thuidium mexicanum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium meyenianum (Hampe) Dozy & Molk. | Accepted |  | TRO |  | 
	
		| Thuidium microphyllum (Hedw.) A. Jaeger | Synonym |  | TRO |  | 
	
		| Thuidium micropteris Besch. | Unresolved |  | TRO |  | 
	
		| Thuidium microviride Dixon & Thér. ex Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium minusculum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium minutulum (Hedw.) Schimp. | Synonym |  | TRO |  | 
	
		| Thuidium miradoricum A. Jaeger | Synonym |  | TRO |  | 
	
		| Thuidium miser Paris & Broth. | Synonym |  | TRO |  | 
	
		| Thuidium mittenii Broth. | Accepted |  | TRO |  | 
	
		| Thuidium molkenboeri Sande Lac. | Accepted |  | TRO |  | 
	
		| Thuidium molliculum Broth. | Synonym |  | TRO |  | 
	
		| Thuidium molluscum (Hedw.) Mitt. ex Zodda | Accepted |  | TRO |  | 
	
		| Thuidium molluscum var. condensatum (Schimp.) Zodda | Accepted |  | TRO |  | 
	
		| Thuidium molluscum var. gracile (Boulay) Zodda | Accepted |  | TRO |  | 
	
		| Thuidium muricatulum (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium muricola (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium nabambissense (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium nanodelicatulum (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium nanophyllum Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium naumannii Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium neocaledonicum Thér. | Synonym |  | TRO |  | 
	
		| Thuidium nigerianum (Mitt.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium nipponense Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium niveo-calycinum Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium nutans Besch. | Synonym |  | TRO |  | 
	
		| Thuidium obscuriusculum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium obtusifolium Warnst. | Synonym |  | TRO |  | 
	
		| Thuidium occultirete Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium occultissimum (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium ochraceum Herzog | Accepted |  | TRO |  | 
	
		| Thuidium oeningense (A. Braun) Broth. | Accepted |  | TRO |  | 
	
		| Thuidium orientale Mitt. ex Dixon | Synonym |  | TRO |  | 
	
		| Thuidium orthocarpum Besch. | Synonym |  | TRO |  | 
	
		| Thuidium pacificum Podp. | Unresolved |  | TRO |  | 
	
		| Thuidium pallens Lindb. ex Schimp. | Synonym |  | TRO |  | 
	
		| Thuidium pallidisetum Dixon | Synonym |  | TRO |  | 
	
		| Thuidium paludosum (Austin) Rau & Herv. | Synonym |  | TRO |  | 
	
		| Thuidium papillariaceum (Müll. Hal.) Paris | Synonym |  | TRO |  | 
	
		| Thuidium papillicaule Broth. | Synonym |  | TRO |  | 
	
		| Thuidium papillosum (Lindb.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium paraguense Besch. | Accepted |  | TRO |  | 
	
		| Thuidium paraviride Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium patrum Sehnem | Accepted |  | TRO |  | 
	
		| Thuidium pauperum (Müll. Hal.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium pelekinoides P.C. Chen | Synonym |  | TRO |  | 
	
		| Thuidium pelekioides Broth. | Synonym |  | TRO |  | 
	
		| Thuidium pellucens Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium pellucinerve (Mitt.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium perbyssaceum Müll. Hal. ex Broth. | Unresolved |  | TRO |  | 
	
		| Thuidium perpapillosum R. Watan. | Unresolved |  | TRO |  | 
	
		| Thuidium perrigidum Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium perscissum (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium persistens (Müll. Hal.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium peruvianum Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium philibertii Limpr. | Synonym |  | TRO |  | 
	
		| Thuidium pinnatulum (Hampe) Lindb. | Accepted |  | TRO |  | 
	
		| Thuidium planopteris Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium plicatum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium plicatum var. brevifolium E.B. Bartram | Synonym |  | TRO |  | 
	
		| Thuidium plumulosiforme (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium plumulosum (Dozy & Molk.) Dozy & Molk. | Accepted |  | TRO |  | 
	
		| Thuidium poeppigii Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium priscum Saporta | Unresolved |  | TRO |  | 
	
		| Thuidium pristocalyx (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium pristocalyx var. orientale (Mitt. ex Dixon) A. Touw | Accepted |  | TRO |  | 
	
		| Thuidium pristocalyx var. samoanum (Mitt.) A. Touw | Accepted |  | TRO |  | 
	
		| Thuidium promontorii (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium protensulum Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium protensum A. Jaeger | Synonym |  | TRO |  | 
	
		| Thuidium pseudoabietinum Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium pseudoaequatoriale (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium pseudodelicatulum A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium pseudoglaucinum A. Touw | Accepted |  | TRO |  | 
	
		| Thuidium pseudogracile Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium pseudoinvolvens (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium pseudoprotensum (Müll. Hal.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium pseudorecognitum (Hampe) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium pseudotamarisci Limpr. | Accepted |  | TRO |  | 
	
		| Thuidium pugionifolium Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium pulchellum De Not. | Synonym |  | TRO |  | 
	
		| Thuidium pulvinatulum Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium punctulatum (Bals.-Criv. & De Not.) De Not. | Accepted |  | TRO |  | 
	
		| Thuidium purpureum (Geh. & Hampe) Paris | Accepted |  | TRO |  | 
	
		| Thuidium pusillum Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium pycnangiellum Müll. Hal. ex Broth. | Synonym |  | TRO |  | 
	
		| Thuidium pycnothallum (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium pycnothallum var. molluscum (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium pygmaeum Schimp. | Synonym |  | TRO |  | 
	
		| Thuidium quadrifarium Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium ramentosum (Mitt.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium ramosissimum Dixon & E.B. Bartram | Accepted |  | TRO |  | 
	
		| Thuidium ramuligerum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium ramulosum (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium ramusculosum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium raphidostegum (Müll. Hal.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium recognitum (Hedw.) Lindb. | Accepted |  | TRO |  | 
	
		| Thuidium recognitum var. delicatulum (Hedw.) Warnst. | Accepted |  | TRO |  | 
	
		| Thuidium recognitum var. dubiosum (Warnst.) Wijk & Margad. | Accepted |  | TRO |  | 
	
		| Thuidium recognitum subsp. philibertii (Limpr.) Dixon | Accepted |  | TRO |  | 
	
		| Thuidium recognitum var. radicans Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium recognitum x delicatulum Papp | Unresolved |  | TRO |  | 
	
		| Thuidium remotifolium (Grev.) Renauld & Cardot | Accepted |  | TRO |  | 
	
		| Thuidium robbinsii E.B. Bartram | Accepted |  | TRO |  | 
	
		| Thuidium robustum Cardot | Synonym |  | TRO |  | 
	
		| Thuidium rotulatum (Hedw.) P. Beauv. | Synonym |  | TRO |  | 
	
		| Thuidium rubicundulum (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium rubiginosum Besch. | Synonym |  | TRO |  | 
	
		| Thuidium sachalinense Lindb. | Accepted |  | TRO |  | 
	
		| Thuidium samoanum Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium samoanum var. laevius Dixon | Synonym |  | TRO |  | 
	
		| Thuidium scabribracteatum Dixon | Synonym |  | TRO |  | 
	
		| Thuidium scabrosulum Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium schiedeanum (Müll. Hal.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium schistocalyx (Müll. Hal.) Mitt. | Accepted |  | TRO |  | 
	
		| Thuidium schlumbergeri Schimp. ex Besch. | Synonym |  | TRO |  | 
	
		| Thuidium scitum (P. Beauv.) Austin | Accepted |  | TRO |  | 
	
		| Thuidium scopulum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium semi-lunare Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium semitortulum (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium serricola (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium serridorsum Dixon | Synonym |  | TRO |  | 
	
		| Thuidium sharpii H.A. Crum | Accepted |  | TRO |  | 
	
		| Thuidium sigmatella (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium siphotheca (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium sparsifolium (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium sparsum (Hook. f. & Wilson) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium sparsum var. hastatum (Mitt.) A. Touw & Falter-van den Haak | Accepted |  | TRO |  | 
	
		| Thuidium sparsum var. sparsum | Synonym |  | TRO |  | 
	
		| Thuidium splendens (Hedw.) Brockm. | Synonym |  | TRO |  | 
	
		| Thuidium spurio-involvens Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium squarrosulum Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium squarrosulum var. scabrisetum Vohra | Synonym |  | TRO |  | 
	
		| Thuidium stellatifolium (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium stevensii Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium strangulatum P. de la Varde | Unresolved |  | TRO |  | 
	
		| Thuidium strictulum Cardot | Synonym |  | TRO |  | 
	
		| Thuidium stuartii (Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium subbifarium Broth. | Synonym |  | TRO |  | 
	
		| Thuidium subcapillatum Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium subdelicatulum (Hampe) Broth. | Accepted |  | TRO |  | 
	
		| Thuidium suberectum (Hampe) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium subfalcatum (Mitt.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium subglaucinum Cardot | Accepted |  | TRO |  | 
	
		| Thuidium subgracile (Hampe) Ångström | Accepted |  | TRO |  | 
	
		| Thuidium subgranulatum (Geh. & Hampe) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium subinvolvens Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium sublaevipes Dixon | Synonym |  | TRO |  | 
	
		| Thuidium submicropteris Cardot | Accepted |  | TRO |  | 
	
		| Thuidium subpellucens Dixon | Unresolved |  | TRO |  | 
	
		| Thuidium subpilifer (Lindb. & Arnell) Broth. | Synonym |  | TRO |  | 
	
		| Thuidium subpinnatum Broth. | Accepted |  | TRO |  | 
	
		| Thuidium subpycnothallum Cardot | Synonym |  | TRO |  | 
	
		| Thuidium subrobustum Cardot | Synonym |  | TRO |  | 
	
		| Thuidium subscissum Müll. Hal. ex Besch. | Synonym |  | TRO |  | 
	
		| Thuidium subserratum Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium substrictulum Dixon | Unresolved |  | TRO |  | 
	
		| Thuidium subtamariscinum (Hampe) Broth. | Accepted |  | TRO |  | 
	
		| Thuidium subtilissimum Podp. | Synonym |  | TRO |  | 
	
		| Thuidium subtrachypodum Broth. & Paris | Synonym |  | TRO |  | 
	
		| Thuidium subulaceum (Mitt.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium subviride Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium synoicum A. Touw | Accepted |  | TRO |  | 
	
		| Thuidium tahitense Broth. | Synonym |  | TRO |  | 
	
		| Thuidium talongense Besch. | Synonym |  | TRO |  | 
	
		| Thuidium tamariscellum (Müll. Hal.) Bosch & Sande Lac. | Accepted |  | TRO |  | 
	
		| Thuidium tamariscinum (Hedw.) Schimp. | Accepted |  | TRO |  | 
	
		| Thuidium tamariscinum var. mexicanum Schimp. | Synonym |  | TRO |  | 
	
		| Thuidium tenuisetum Renauld & Cardot | Synonym |  | TRO |  | 
	
		| Thuidium tenuissimum Welw. & Duby | Synonym |  | TRO |  | 
	
		| Thuidium tetracladioides Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium thamniopsis Rehmann ex Sim | Accepted |  | TRO |  | 
	
		| Thuidium thermophilum Czernjadieva | Accepted |  | TRO |  | 
	
		| Thuidium tibetanum E.S. Salmon | Synonym |  | TRO |  | 
	
		| Thuidium tomentosum Schimp. | Accepted |  | TRO |  | 
	
		| Thuidium torrentium Müll. Hal. | Accepted |  | TRO |  | 
	
		| Thuidium torskii Kiaer ex Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium toyamae Nog. | Synonym |  | TRO |  | 
	
		| Thuidium trachelocarpum Dixon & P. de la Varde | Synonym |  | TRO |  | 
	
		| Thuidium trachynotum Renauld & Paris | Synonym |  | TRO |  | 
	
		| Thuidium trachypodioides Broth. & Watts | Synonym |  | TRO |  | 
	
		| Thuidium trachypodum Bosch & Sande Lac. | Accepted |  | TRO |  | 
	
		| Thuidium transvaaliense (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium tripinnatum (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium tripolitovae Podp. | Unresolved |  | TRO |  | 
	
		| Thuidium tsu-shimae Broth. & Paris | Unresolved |  | TRO |  | 
	
		| Thuidium tsunodae Broth. ex Iisiba | Synonym |  | TRO |  | 
	
		| Thuidium tuerckheimii Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium tuerckheimii var. angustatum Cardot | Synonym |  | TRO |  | 
	
		| Thuidium uliginosum Cardot | Synonym |  | TRO |  | 
	
		| Thuidium undulatifolium Sakurai | Unresolved |  | TRO |  | 
	
		| Thuidium unguiculatum (Hook. & Wilson) M. Fleisch. | Accepted |  | TRO |  | 
	
		| Thuidium unipinnatum Y. M. Fang & T.J. Kop. | Accepted |  | TRO |  | 
	
		| Thuidium unoi Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium urceolatum Lorentz | Accepted |  | TRO |  | 
	
		| Thuidium valdiviae Broth. | Synonym |  | TRO |  | 
	
		| Thuidium vancouveriense Kindb. | Synonym |  | TRO |  | 
	
		| Thuidium varians Welw. & Duby | Accepted |  | TRO |  | 
	
		| Thuidium velatum (Mitt.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium ventrifolium (Müll. Hal.) Paris | Accepted |  | TRO |  | 
	
		| Thuidium venustulum Besch. | Synonym |  | TRO |  | 
	
		| Thuidium verrucipes Müll. Hal. | Synonym |  | TRO |  | 
	
		| Thuidium versicolor (Hornsch. ex Müll. Hal.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium vestitissimum Besch. | Synonym |  | TRO |  | 
	
		| Thuidium virginianum (Brid.) Schimp. | Accepted |  | TRO |  | 
	
		| Thuidium virginianum subsp. gracile (Schimp.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium virginianum subsp. pallens (Lindb. ex Schimp.) Kindb. | Accepted |  | TRO |  | 
	
		| Thuidium viride Mitt. | Synonym |  | TRO |  | 
	
		| Thuidium viridiforme Cardot | Synonym |  | TRO |  | 
	
		| Thuidium watanabei A. Touw | Accepted |  | TRO |  | 
	
		| Thuidium whippleanum (Sull.) A. Jaeger | Accepted |  | TRO |  | 
	
		| Thuidium wrightii A. Jaeger | Synonym |  | TRO |  | 
	
		| Thuidium xanthobasis Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium yezoanum Sakurai | Synonym |  | TRO |  | 
	
		| Thuidium yungarum Herzog | Accepted |  | TRO |  |