| Common Name | Scientific Name | Code |
| Amphidium lapponicum | Amphidium lapponicum (Hedw.) Schimp. var. crispatum (Kindb.) Grout | AMLAC |
| amphidium moss | Amphidium Schimp. | AMPHI10 |
| Bartram's orthotrichum moss | Orthotrichum bartramii Williams | ORBA7 |
| Bolander's orthotrichum moss | Orthotrichum bolanderi Sull. | ORBO |
| California amphidium moss | Amphidium californicum (Hampe ex C. M?ll.) Broth. | AMCA13 |
| crenulate orthotrichum moss | Orthotrichum pallens Bruch ex Brid. var. crenulatum Vitt | ORPAC |
| curvedleaf ulota moss | Ulota curvifolia (Wahlenb.) Lilj. | ULCU70 |
| drummond moss | Drummondia Hook. ex Drumm. | DRUMM |
| drummond moss | Drummondia prorepens (Hedw.) Britt. | DRPR3 |
| Drummond's ulota moss | Ulota drummondii (Hook. & Grev. in Grev.) Brid. | ULDR |
| Drummondia prorepens | Drummondia clavellata Hook. in Drumm. | DRCL3 |
| elegant lanceolateleaf rock moss | Orthotrichum speciosum Nees in Sturm var. elegans (Schwaegr. ex Hook. & Grev.) Warnst. | ORSPE |
| Flower's orthotrichum moss | Orthotrichum flowersii Vitt | ORFL4 |
| groutiella moss | Groutiella Steere in Crum & Steere | GROUT |
| groutiella moss | Groutiella tumidula (Mitt.) Vitt | GRTU3 |
| Groutiella tumidula | Craspedophyllum mucronifolium auct. Amer. | CRMU9 |
| Groutiella tumidula | Groutiella mucronifolia sensu Crum & Steere | GRMU |
| Hall's orthotrichum moss | Orthotrichum hallii Sull. & Lesq. in Sull. | ORHA |
| Holzinger's orthotrichum moss | Orthotrichum holzingeri Ren. & Card. in Holz. | ORHO3 |
| Hutchins's ulota moss | Ulota hutchinsiae (Sm.) Hammar | ULHU |
| Hutchins's ulota moss | Ulota hutchinsiae (Sm.) Hammar var. hutchinsiae | ULHUH |
| Hutchins's ulota moss | Ulota hutchinsiae (Sm.) Hammar var. rufescens (Britt.) Dix. | ULHUR |
| Japanese ulota moss | Ulota japonica (Sull. & Lesq.) Mitt. | ULJA2 |
| Johnsen's orthotrichum moss | Orthotrichum pallens Bruch ex Brid. var. johnsenae Vitt | ORPAJ |
| Keever's orthotrichum moss | Orthotrichum keeverae Crum & Anderson | ORKE |
| lanceleaf schlotheimia moss | Schlotheimia lancifolia Bartr. | SCLA9 |
| lanceolateleaf rock moss | Orthotrichum speciosum Nees in Sturm | ORSP6 |
| lanceolateleaf rock moss | Orthotrichum speciosum Nees in Sturm var. speciosum | ORSPS |
| Lapland amphidium moss | Amphidium lapponicum (Hedw.) Schimp. | AMLA70 |
| largespore ulota moss | Ulota megalospora Vent. in R?ll | ULME |
| Lyell's orthotrichum moss | Orthotrichum lyellii Hook. & Tayl. | ORLY |
| macrocoma moss | Macrocoma (Hornsch. ex C. M?ll.) Grout | MACRO6 |
| Macrocoma sullivantii | Macrocoma hymenostomum sensu Grout | MAHY3 |
| Macrocoma sullivantii | Macrocoma tenue (Hook. & Grev.) Vitt ssp. sullivantii (C. M?ll.) Vitt | MATES |
| Macrocoma sullivantii | Macromitrium sullivantii C. M?ll. | MASU12 |
| macromitrium moss | Macromitrium Brid. | MACRO7 |
| Macromitrium richardii | Macromitrium rhabdocarpum Mitt. | MARH |
| Mougeot's amphidium moss | Amphidium mougeotii (Bruch & Schimp. in B.S.G.) Schimp. | AMMO70 |
| obtuseleaf aspen moss | Orthotrichum obtusifolium Brid. | OROB70 |
| Ohio orthotrichum moss | Orthotrichum ohioense Sull. & Lesq. in Aust. | OROH |
| Orthotrichum alpestre | Orthotrichum alpestre Hornsch. in B.S.G. var. majus Lesq. & James | ORALM |
| Orthotrichum alpestre | Orthotrichum alpestre Hornsch. in B.S.G. var. occidentale (James) Grout | ORALO |
| Orthotrichum alpestre | Orthotrichum alpestre Hornsch. in B.S.G. var. watsonii (James) Grout | ORALW |
| Orthotrichum anomalum | Orthotrichum anomalum Hedw. var. americanum Vent. in Mac. & Kindb. | ORANA |
| Orthotrichum anomalum | Orthotrichum anomalum Hedw. var. saxatile Milde | ORANS |
| Orthotrichum consimile | Orthotrichum columbicum Mitt. | ORCO11 |
| Orthotrichum consimile | Orthotrichum pulchellum Brunt. in Winch. & Gateh. var. columbicum Grout | ORPUC |
| Orthotrichum diaphanum | Orthotrichum garrettii Grout & Flow. in Grout | ORGA |
| Orthotrichum flowersii | Orthotrichum pumilum Sw. var. ligulaefolium Flow. | ORPUL2 |
| Orthotrichum gymnostomum | Nyholmiella gymnostoma (Bruch ex Brid.) Holm. & Warncke | NYGY |
| Orthotrichum laevigatum | Orthotrichum kingianum Lesq. | ORKI3 |
| Orthotrichum laevigatum | Orthotrichum laevigatum Zett. | ORLAM |
| Orthotrichum laevigatum | Orthotrichum laevigatum Zett. var. kingianum (Lesq.) Grout | ORLAK |
| Orthotrichum laevigatum | Orthotrichum macounii Aust. | ORMA8 |
| Orthotrichum laevigatum | Orthotrichum macounii Aust. var. lonchothecium (C. M?ll. & Kindb. in Mac. & Kindb.) Grout | ORMAL |
| Orthotrichum laevigatum | Orthotrichum roellii Vent. in R?ll | ORRO5 |
| Orthotrichum laevigatum | Orthotrichum speciosum Nees in Sturm var. hainesiae (Aust.) Par. | ORSPH |
| Orthotrichum lyellii | Orthotrichum lyellii Hook. & Tayl. var. papillosum (Hampe) Sull. | ORLYP |
| Orthotrichum lyellii | Orthotrichum papillosum Hampe | ORPA5 |
| orthotrichum moss | Orthotrichum affine Brid. | ORAF |
| orthotrichum moss | Orthotrichum alpestre Hornsch. in B.S.G. | ORAL3 |
| orthotrichum moss | Orthotrichum anomalum Hedw. | ORAN70 |
| orthotrichum moss | Orthotrichum consimile Mitt. | ORCO10 |
| orthotrichum moss | Orthotrichum cupulatum Brid. | ORCU2 |
| orthotrichum moss | Orthotrichum diaphanum Brid. | ORDI3 |
| orthotrichum moss | Orthotrichum epapillosum Lawt. & Herm. | OREP |
| orthotrichum moss | Orthotrichum exiguum Sull. | OREX2 |
| orthotrichum moss | Orthotrichum fenestratum Card. & Th?r. | ORFE |
| orthotrichum moss | Orthotrichum gymnostomum Bruch ex Brid. | ORGY |
| orthotrichum moss | Orthotrichum Hedw. | ORTHO4 |
| orthotrichum moss | Orthotrichum laevigatum Zett. | ORLA4 |
| orthotrichum moss | Orthotrichum pallens Bruch ex Brid. | ORPA6 |
| orthotrichum moss | Orthotrichum pallens Bruch ex Brid. var. pallens | ORPAP2 |
| orthotrichum moss | Orthotrichum praemorsum Vent. in R?ll | ORPR3 |
| orthotrichum moss | Orthotrichum pulchellum Brunt. in Winch. & Gateh. | ORPU8 |
| orthotrichum moss | Orthotrichum pumilum Sw. | ORPU9 |
| orthotrichum moss | Orthotrichum pusillum Mitt. | ORPU10 |
| orthotrichum moss | Orthotrichum pycnophyllum Schimp. in C. M?ll. | ORPY3 |
| orthotrichum moss | Orthotrichum rupestre Schleich. ex Schwaegr. | ORRU3 |
| orthotrichum moss | Orthotrichum sordidum Sull. & Lesq. in Aust. | ORSO2 |
| orthotrichum moss | Orthotrichum stramineum Hornsch. in Brid. | ORST4 |
| orthotrichum moss | Orthotrichum striatum Hedw. | ORST6 |
| orthotrichum moss | Orthotrichum tenellum Bruch ex Brid. | ORTE4 |
| Orthotrichum obtusifolium | Nyholmiella obtusifolia (Brid.) Holm. & Warncke | NYOB |
| Orthotrichum pellucidum | Orthotrichum cupulatum Brid. var. jamesianum (Sull. in James in Watson) Lawt. | ORCUJ |
| Orthotrichum pellucidum | Orthotrichum jamesianum Sull. in James in Watson | ORJA |
| Orthotrichum praemorsum | Orthotrichum arcticum Schimp. var. praemorsum (Vent. in R?ll) Wijk & Marg. | ORARP |
| Orthotrichum praemorsum | Orthotrichum microblepharum Schimp. var. praemorsum (Vent. in R?ll) Grout | ORMIP |
| Orthotrichum pulchellum | Orthotrichum pulchellum Brunt. in Winch. & Gateh. var. groutii Lawt. | ORPUG |
| Orthotrichum pumilum | Orthotrichum pumilum Sw. var. fallax (Bruch) Bertsch | ORPUF |
| Orthotrichum pumilum | Orthotrichum schimperi Hammar | ORSC |
| Orthotrichum pusillum | Orthotrichum psilocarpum James in Sull. | ORPS |
| Orthotrichum pylaisii | Orthotrichum arcticum Schimp. | ORAR3 |
| Orthotrichum pylaisii | Orthotrichum blyttii Schimp. | ORBL2 |
| Orthotrichum pylaisii | Orthotrichum microblepharum Schimp. | ORMI6 |
| Orthotrichum rivulare | Orthotrichum euryphyllum Vent. in R?ll | OREU |
| Orthotrichum rivulare | Orthotrichum sprucei sensu Grout | ORSP5 |
| Orthotrichum rupestre | Orthotrichum rupestre Schleich. ex Schwaegr. var. globosum (Lesq.) Grout | ORRUG |
| Orthotrichum rupestre | Orthotrichum rupestre Schleich. ex Schwaegr. var. macfaddenae (Williams) Grout | ORRUM |
| Orthotrichum rupestre | Orthotrichum texanum Sull. & Lesq. | ORTE5 |
| Orthotrichum sordidum | Orthotrichum cancellatum Card. & Th?r. | ORCA10 |
| Orthotrichum sordidum | Orthotrichum microblepharum Schimp. | ORMIR |
| Orthotrichum speciosum var. elegans | Orthotrichum elegans Schwaegr. ex Grev. | OREL3 |
| Orthotrichum speciosum var. speciosum | Orthotrichum killiasii C. M?ll. | ORKI2 |
| Orthotrichum speciosum var. speciosum | Orthotrichum speciosum Nees in Sturm var. killiasii (C. M?ll.) Vent. | ORSPK |
| Orthotrichum strangulatum | Orthotrichum cupulatum Brid. var. minus Sull. | ORCUM |
| Orthotrichum strangulatum | Orthotrichum lescurii Aust. | ORLE2 |
| Orthotrichum strangulatum | Orthotrichum porteri Sull. & Lesq. in Aust. | ORPO2 |
| Orthotrichum strangulatum | Orthotrichum strangulatum P. Beauv. var. missouricum Grout | ORSTM |
| Orthotrichum tenellum | Orthotrichum cylindricarpum Lesq. in Jaeg. | ORCY |
| Orthotrichum tenellum | Orthotrichum tenellum Bruch ex Brid. var. coulteri (Mitt.) Grout | ORTEC |
| Pylais's orthotrichum moss | Orthotrichum pylaisii Brid. | ORPY4 |
| Reinwardt's zygodon moss | Zygodon reinwardtii (Hornsch. in Reinw. & Hornsch.) A. Br. in Bruch & Schimp. in B.S.G. | ZYRE |
| Richard's macromitrium moss | Macromitrium richardii Schwaegr. | MARI3 |
| ruggedleaf schlotheimia moss | Schlotheimia rugifolia (Hook.) Schwaegr. | SCRU7 |
| schlotheimia moss | Schlotheimia Brid. | SCHLO |
| Schlotheimia rugifolia | Schlotheimia sullivantii C. M?ll. | SCSU8 |
| stellate orthotrichum moss | Orthotrichum stellatum Brid. | ORST3 |
| strangulate orthotrichum moss | Orthotrichum strangulatum P. Beauv. | ORST5 |
| streamside orthotrichum moss | Orthotrichum rivulare Turn. | ORRI2 |
| Sullivant's macrocoma moss | Macrocoma sullivantii (C. M?ll.) Grout | MASU5 |
| tomentose groutiella moss | Groutiella tomentosa (Hornsch.) Wijk & Marg. | GRTO3 |
| Ulota coarctata | Ulota ludwigii (Brid.) Brid. | ULLU |
| Ulota crispa | Ulota bruchii Hornsch. in Brid. | ULBR |
| Ulota crispa | Ulota crispa (Hedw.) Brid. var. crispula (Bruch in Brid.) Hammar | ULCRC |
| Ulota crispa | Ulota crispa (Hedw.) Brid. var. intermedia (Schimp.) Card. | ULCRI |
| Ulota crispa | Ulota crispula Bruch in Brid. | ULCR3 |
| Ulota crispa | Ulota intermedia Schimp. | ULIN |
| Ulota crispa | Ulota ulophylla Broth. | ULUL |
| Ulota curvifolia | Ulota americana Mitt. | ULAM2 |
| Ulota curvifolia | Ulota cirrata Grout | ULCI |
| Ulota drummondii | Ulota funstonii Grout | ULFU2 |
| Ulota hutchinsiae var. hutchinsiae | Ulota americana (P. Beauv.) Limpr. | ULAM3 |
| Ulota hutchinsiae var. rufescens | Ulota americana (P. Beauv.) Limpr. var. rufescens (Britt.) Par. | ULAMR |
| Ulota japonica | Ulota barclayi Mitt. | ULBA |
| ulota moss | Ulota coarctata (P. Beauv.) Hammar | ULCO |
| ulota moss | Ulota crispa (Hedw.) Brid. | ULCR2 |
| ulota moss | Ulota Mohr | ULOTA |
| ulota moss | Ulota obtusiuscula C. M?ll. & Kindb. in Mac. & Kindb. | ULOB |
| ulota moss | Ulota phyllantha Brid. | ULPH |
| ulota moss | Ulota reptans Mitt. | ULRE |
| Ulota obtusiuscula | Ulota crispa (Hedw.) Brid. var. alaskana (Card. & Th?r.) Grout | ULCRA |
| Ulota phyllantha | Ulota maritima C. M?ll. & Kindb. in Mac. & Kindb. | ULMA |
| xerophytic limestone moss | Orthotrichum pellucidum Lindb. | ORPE3 |
| zygodon moss | Zygodon apiculatus Redf. | ZYAP |
| zygodon moss | Zygodon conoideus (Dicks.) Hook. & Tayl. | ZYCO |
| zygodon moss | Zygodon gracilis Wils. in Berk. | ZYGR |
| zygodon moss | Zygodon Hook. & Tayl. | ZYGOD |
| zygodon moss | Zygodon viridissimus (Dicks.) Brid. | ZYVI2 |
| zygodon moss | Zygodon viridissimus (Dicks.) Brid. var. rupestris Lindb. ex Hartm. | ZYVIR |
| zygodon moss | Zygodon viridissimus (Dicks.) Brid. var. viridissimus | ZYVIV |
| Zygodon reinwardtii | Zygodon reinwardtii (Hornsch. in Reinw. & Hornsch.) A. Br. in Bruch & Schimp. in B.S.G. var. subintegrifolius Malta | ZYRES |
| Zygodon viridissimus var. rupestris | Zygodon rufotomentosus Britt. ex Malta | ZYRU |
| Zygodon viridissimus var. rupestris | Zygodon rupestris (Lindb. ex Hartm.) Lindb. ex Britt. | ZYRU2 |
| Zygodon viridissimus var. rupestris | Zygodon viridissimus (Dicks.) Brid. var. rufotomentosus (Britt. ex Malta) Grout | ZYVIR2 |
| Zygodon viridissimus var. rupestris | Zygodon viridissimus (Dicks.) Brid. var. vulgaris Malta | ZYVIV2 |
| Zygodon viridissimus var. rupestris | Zygodon vulgaris (Malta) Nyh. | ZYVU |
| Zygodon viridissimus var. viridissimus | Zygodon viridissimus (Dicks.) Brid. var. dentatus (Breidl.) Limpr. | ZYVID |