| | Hornwort | | | TBD |
| Andreaea nivalis | Snow Rock-Moss, Snow Rock Moss | Andreaopsida | Andreaeaceae | TBD |
| Andreaea rupestris | Black Rock-Moss, Black Rock Moss | Andreaopsida | Andreaeaceae | C |
| Andreaea sp. | Rock-moss | Andreaopsida | Andreaeaceae | TBD |
| Aulacomnium androgynum | Lover's Moss, Drumsticks | Bryopsida | Aulacomniaceae | C |
| Aulacomnium palustre | Glow Moss, Ribbed Bog Moss | Bryopsida | Aulacomniaceae | C |
| Anacolia menziesii | Menzies' Anacolia Moss | Bryopsida | Bartramiaceae | C |
| Bartramia ithyphylla | Straight-leaved Apple-Moss, Stiff Apple-Moss | Bryopsida | Bartramiaceae | TBD |
| Bartramia pomiformis | Common Apple-Moss | Bryopsida | Bartramiaceae | TBD |
| Philonotis fontana | Spring Moss, Fountain Apple-Moss | Bryopsida | Bartramiaceae | C |
| Bryum argenteum | Silver-Moss, Silvery Bryum | Bryopsida | Bryaceae | P |
| Bryum calobryoides | Beautiful Bryum | Bryopsida | Bryaceae | TBD |
| Bryum meesioides | Bryum moss | Bryopsida | Bryaceae | P |
| Bryum sp. | Bryum moss | Bryopsida | Bryaceae | P |
| Imbribryum sp. | Imbribryum moss | Bryopsida | Bryaceae | P |
| Ptychostomum capillare | Capillary Thread-Moss | Bryopsida | Bryaceae | P |
| Ptychostomum imbricatulum | Tufted Thread-Moss | Bryopsida | Bryaceae | C |
| Ptychostomum inclinatum | Thread-moss | Bryopsida | Bryaceae | TBD |
| Ptychostomum pallens | Pale Thread-Moss | Bryopsida | Bryaceae | TBD |
| Ptychostomum pallescens | Tall-clustered Thread-Moss | Bryopsida | Bryaceae | P |
| Ptychostomum pseudotriquetrum | Long-leaved Thread-Moss | Bryopsida | Bryaceae | P |
| Ptychostomum sp. | Long-leaved Thread-Moss | Bryopsida | Bryaceae | P |
| Ptychostomum turbinatum | Long-leaved Thread-Moss | Bryopsida | Bryaceae | TBD |
| Ptychostomum weigelii | Duval's Thread-Moss, Weigel's Bryum Moss | Bryopsida | Bryaceae | P |
| Roellia roellii | Mountain Moss, Roell's Moss | Bryopsida | Bryaceae | P |
| Mnium marginatum | Bordered Leafy Moss | Bryopsida | Mniaceae | C |
| Mnium sp. | Leafy moss | Bryopsida | Mniaceae | TBD |
| Mnium spinulosum | Red-mouthed Leafy Moss | Bryopsida | Mniaceae | C |
| Mnium thomsonii | Short-beaked Leafy Moss | Bryopsida | Mniaceae | C |
| Plagiomnium cuspidatum | Woods Leafy Moss, Woodsy Thyme-Moss | Bryopsida | Mniaceae | C |
| Plagiomnium drummondii | Drummond's Leafy Moss | Bryopsida | Mniaceae | C |
| Plagiomnium ellipticum | Marsh Leafy Moss, Marsh Thyme-Moss | Bryopsida | Mniaceae | P |
| Plagiomnium insigne | Coastal Leafy Moss, Badge Moss | Bryopsida | Mniaceae | P |
| Plagiomnium medium | Common Leafy Moss, Alpine Thyme-Moss | Bryopsida | Mniaceae | P |
| Plagiomnium rostratum | Long-beaked Leafy Moss | Bryopsida | Mniaceae | C |
| Plagiomnium venustum | Magnificent Leafy Moss | Bryopsida | Mniaceae | C |
| Pohlia atropurpurea | Pohlia moss | Bryopsida | Mniaceae | P |
| Pohlia bolanderi | Bolander's Pohlia Moss | Bryopsida | Mniaceae | P |
| Pohlia cruda | Opal Thread-Moss, Opal Nodding Moss | Bryopsida | Mniaceae | C |
| Pohlia drummondii | Drummond's Thread-Moss, Drummond's Pohlia Moss | Bryopsida | Mniaceae | TBD |
| Pohlia filum | Fat-bud Thread-Moss | Bryopsida | Mniaceae | TBD |
| Pohlia ludwigii | Ludwig's Thread-Moss | Bryopsida | Mniaceae | TBD |
| Pohlia nutans | Nodding Thread-Moss | Bryopsida | Mniaceae | C |
| Pohlia obtusifolia | Blunt-leaved Thread-Moss, Bluntleaf Threadmoss | Bryopsida | Mniaceae | TBD |
| Pohlia sp. | Thread-Moss | Bryopsida | Mniaceae | P |
| Pohlia vexans | Pohlia moss | Bryopsida | Mniaceae | TBD |
| Pohlia wahlenbergii | Pale Nodding-cap Moss, Wahlenberg's Nodding Moss | Bryopsida | Mniaceae | C |
| Rhizomnium glabrescens | Large Leafy Moss | Bryopsida | Mniaceae | P |
| Rhizomnium magnifolium | Large-leaf Leafy Moss, Grandleaf Rhizomnium Moss | Bryopsida | Mniaceae | P |
| Rhizomnium pseudopunctatum | Felted Leafy Moss, Felt Round Moss | Bryopsida | Mniaceae | TBD |
| Roellobryon roellii | Mountain Moss | Bryopsida | Roellobryaceae | C |
| Buxbaumia sp. | Buxbaumia moss | Bryopsida | Buxbaumiaceae | TBD |
| Amphidium californicum | California Yoke-Moss | Bryopsida | Amphidiaceae | C |
| Amphidium lapponicum | Bottle-brush Moss, Lapland Amphidium Moss | Bryopsida | Amphidiaceae | P |
| Amphidium mougeotii | Mougeot's Yoke-Moss, Mougeot's Yoke Moss | Bryopsida | Amphidiaceae | TBD |
| Dichodontium pellucidum | Transparent Rake-Moss | Bryopsida | Aongstroemiaceae | C |
| Dicranum brevifolium | Shortleaf Dicranum Moss | Bryopsida | Dicranaceae | C |
| Dicranum fuscescens | Curly Heron's-Bill Moss | Bryopsida | Dicranaceae | TBD |
| Dicranum howellii | Dicranum moss | Bryopsida | Dicranaceae | P |
| Dicranum muehlenbeckii | Muehlebeck's Dicranum Moss | Bryopsida | Dicranaceae | C |
| Dicranum polysetum | Wavy-leaved Moss | Bryopsida | Dicranaceae | C |
| Dicranum scoparium | Broom-Moss | Bryopsida | Dicranaceae | C |
| Dicranum tauricum | Broken-leaf Moss | Bryopsida | Dicranaceae | C |
| Dicranum undulatum | Wavy Heron's-Bill Moss | Bryopsida | Dicranaceae | C |
| Paraleucobryum enerve | Paraleucobryum moss | Bryopsida | Dicranaceae | P |
| Dicranella crispa | Curl-leaved Forklet-Moss | Bryopsida | Dicranellaceae | TBD |
| Dicranella schreberiana | Schreber's Forklet-Moss | Bryopsida | Dicranellaceae | P |
| Dicranella subulata | Awl-leaved Forklet-Moss | Bryopsida | Dicranellaceae | P |
| Dicranella varia | Variable Forklet-Moss | Bryopsida | Dicranellaceae | TBD |
| Distichium capillaceum | Erect-fruited Iris-Moss | Bryopsida | Distichiaceae | P |
| Ceratodon purpureus | Fire-Moss, Fire Moss | Bryopsida | Ditrichaceae | C |
| Ditrichum flexicaule | Bendy Cow-hair Moss | Bryopsida | Ditrichaceae | C |
| Ditrichum sp. | Ditrichum moss | Bryopsida | Ditrichaceae | TBD |
| Trichodon cylindricus | Cylindrical Trichodon Moss | Bryopsida | Ditrichaceae | P |
| Fissidens adianthoides | Maidenhair Pocket-Moss | Bryopsida | Fissidentaceae | C |
| Fissidens sp. | Pocket-moss, pocket moss | Bryopsida | Fissidentaceae | TBD |
| Hymenoloma crispulum | Yellow-green Cushion Moss | Bryopsida | Hymenolomataceae | C |
| Cynodontium sp. | Cynodontium moss | Bryopsida | Rhabdowweisiaceae | TBD |
| Dicranoweisia cirrata | Curly Thatch-Moss, Common Pincushion | Bryopsida | Rhabdowweisiaceae | P |
| Kiaeria blyttii | Blytt's Fork-Moss | Bryopsida | Rhabdowweisiaceae | TBD |
| Oncophorus virens | Green Spur-Moss, Green Spur Moss | Bryopsida | Rhabdowweisiaceae | C |
| Oncophorus wahlenbergii | Mountain Spur-Moss, Wahlenberg's Spur Moss | Bryopsida | Rhabdowweisiaceae | P |
| Encalypta ciliata | Fringed Extinguisher-Moss | Bryopsida | Encalyptaceae | C |
| Encalypta intermedia | Intermediate Candle Snuffer Moss | Bryopsida | Encalyptaceae | C |
| Encalypta procera | Blunt Extinguisher-Moss | Bryopsida | Encalyptaceae | P |
| Encalypta rhaptocarpa | Ribbed Extinguisher-Moss | Bryopsida | Encalyptaceae | C |
| Encalypta spathulata | Spathulate Candle Snuffer Moss | Bryopsida | Encalyptaceae | TBD |
| Encalypta vulgaris | Common Extinguisher-Moss | Bryopsida | Encalyptaceae | C |
| Entosthodon fascicularis | Banded Cord-Moss | Bryopsida | Funariaceae | TBD |
| Entosthodon rubiginosus | Rusty Cord-Moss | Bryopsida | Funariaceae | P |
| Funaria hygrometrica | Common Cord-Moss | Bryopsida | Funariaceae | C |
| Funaria muhlenbergii | Muhlenberg's Cord-Moss | Bryopsida | Funariaceae | C |
| Physcomitrium hookeri | Goblet moss | Bryopsida | Funariaceae | TBD |
| Physcomitrium patens | Goblet moss | Bryopsida | Funariaceae | P |
| Bucklandiella occidentalis | Bucklandiella moss | Bryopsida | Grimmiaceae | P |
| Bucklandiella sp. | Bucklandiella moss | Bryopsida | Grimmiaceae | TBD |
| Codriophorus sp. | Codriophorus moss | Bryopsida | Grimmiaceae | TBD |
| Coscinodon calyptratus | Steppe Mouse-Moss | Bryopsida | Grimmiaceae | C |
| Coscinodon cribrosus | Sieve-tooth Moss, Copper Coscinodon | Bryopsida | Grimmiaceae | C |
| Grimmia alpestris | Grimmia Dry Rock Moss | Bryopsida | Grimmiaceae | P |
| Grimmia anodon | Toothless Grimmia | Bryopsida | Grimmiaceae | C |
| Grimmia laevigata | Hoary Grimmia | Bryopsida | Grimmiaceae | C |
| Grimmia montana | Sun Grimmia, Montane Dry Rock Moss, Black Moss | Bryopsida | Grimmiaceae | C |
| Grimmia ovalis | Flat-rock Grimmia | Bryopsida | Grimmiaceae | C |
| Grimmia plagiopodia | Grimmia Dry Rock Moss | Bryopsida | Grimmiaceae | P |
| Grimmia pulvinata | Grey-cushioned Grimmia | Bryopsida | Grimmiaceae | C |
| Grimmia ramondii | Spreading-leaved Grimmia | Bryopsida | Grimmiaceae | C |
| Grimmia sp. | Grimmia moss | Bryopsida | Grimmiaceae | P |
| Grimmia trichophylla | Hair-pointed Grimmia | Bryopsida | Grimmiaceae | P |
| Niphotrichum canescens | Grey Rock-Moss, Silver Moss | Bryopsida | Grimmiaceae | C |
| Niphotrichum elongatum | Long Rock-Moss, Elongate Rock Moss | Bryopsida | Grimmiaceae | P |
| Racomitrium lanuginosum | Hoary Rock-Moss, Woolly Fringe-Moss | Bryopsida | Grimmiaceae | C |
| Schistidium apocarpum | Common Beard-Moss, Sessile Grimmia | Bryopsida | Grimmiaceae | TBD |
| Schistidium crassipilum | Thickpoint Grimmia, Thickpoint Bloom Moss | Bryopsida | Grimmiaceae | C |
| Schistidium frigidum | Frigid Grimmia | Bryopsida | Grimmiaceae | C |
| Schistidium heterophyllum | Schistidium moss | Bryopsida | Grimmiaceae | C |
| Schistidium papillosum | Schistidium moss | Bryopsida | Grimmiaceae | C |
| Schistidium rivulare | River Grimmia | Bryopsida | Grimmiaceae | C |
| Schistidium strictum | Upright Brown Grimmia | Bryopsida | Grimmiaceae | C |
| Scouleria aquatica | Streamside Moss, Blackmat Splashzone Moss | Bryopsida | Scouleriaceae | P |
| Blindia acuta | Silky Tufted-Moss, Acute Blindia Moss, Sharp-leaved Blindia | Bryopsida | Seligeriaceae | TBD |
| Seligeria sp. | Seligeria moss | Bryopsida | Seligeriaceae | TBD |
| Hedwigia ciliata | Fringed Hoar-Moss, Hedwig's Fringeleaf Moss | Bryopsida | Hedwigiaceae | C |
| Amblystegium serpens | Creeping Feather-Moss | Bryopsida | Amblystegiaceae | C |
| Campyliadelphus chrysophyllus | Golden Feather-Moss | Bryopsida | Amblystegiaceae | C |
| Campylium sp. | Campylium moss | Bryopsida | Amblystegiaceae | TBD |
| Conardia compacta | Compact Feathermoss | Bryopsida | Amblystegiaceae | C |
| Cratoneuron filicinum | Fern-leaved Hook-Moss | Bryopsida | Amblystegiaceae | C |
| Drepanocladus aduncus | Common Hook-Moss | Bryopsida | Amblystegiaceae | C |
| Drepanocladus crassicostatus | Drepanocladus moss | Bryopsida | Amblystegiaceae | TBD |
| Drepanocladus longifolius | Long-leaved Hook Moss | Bryopsida | Amblystegiaceae | TBD |
| Hygroamblystegium fluviatile | Brook-side Feathermoss, Brook-side Feather-Moss | Bryopsida | Amblystegiaceae | TBD |
| Hygroamblystegium tenax | Fountain Feathermoss, Fountain Feather-Moss | Bryopsida | Amblystegiaceae | C |
| Hygrohypnum bestii | Best's Hygrohypum Moss | Bryopsida | Amblystegiaceae | C |
| Hygrohypnum luridum | Drab Brook-Moss | Bryopsida | Amblystegiaceae | C |
| Leptodictyum riparium | Kneiff's Feathermoss | Bryopsida | Amblystegiaceae | C |
| Palustriella falcata | Curled Hook Moss, Claw-leaved Hook-Moss | Bryopsida | Amblystegiaceae | C |
| Platyhypnum sp. | Platyhypnum moss | Bryopsida | Amblystegiaceae | TBD |
| Tomentypnum nitens | Golden Fuzzy Fen Moss | Bryopsida | Amblystegiaceae | TBD |
| Antitrichia californica | California Antitrichia Moss | Bryopsida | Antitrichiaceae | C |
| Antitrichia curtipendula | Hanging Wing-Moss, Pendulous Wing-Moss | Bryopsida | Antitrichiaceae | P |
| Brachytheciastrum collinum | Brachythecium moss | Bryopsida | Brachytheciaceae | P |
| Brachytheciastrum velutinum | Velvet Ragged-Moss, Velvet Feather-Moss | Bryopsida | Brachytheciaceae | P |
| Brachythecium acutum | Brachythecium moss | Bryopsida | Brachytheciaceae | P |
| Brachythecium albicans | Lawn Moss, Whitish Feather-Moss | Bryopsida | Brachytheciaceae | C |
| Brachythecium asperrimum | Brachythecium moss | Bryopsida | Brachytheciaceae | C |
| Brachythecium erythrorrhizon | Redfoot Ragged-Moss | Bryopsida | Brachytheciaceae | C |
| Brachythecium frigidum | Golden Short-capsuled Moss, Cold Brachythecium Moss | Bryopsida | Brachytheciaceae | P |
| Brachythecium hylotapetum | Woodsy Ragged-Moss | Bryopsida | Brachytheciaceae | TBD |
| Brachythecium leibergii | Leiberg's Brachythecium Moss, Leiberg's Ragged Moss | Bryopsida | Brachytheciaceae | TBD |
| Brachythecium rivulare | River Ragged-Moss, Waterside Feather Moss | Bryopsida | Brachytheciaceae | TBD |
| Brachythecium rutabulum | Rough-stalked Ragged-Moss, Rough-stalked Feather-Moss | Bryopsida | Brachytheciaceae | TBD |
| Brachythecium salebrosum | Golden Ragged-Moss, Smooth-stalk Feather-Moss | Bryopsida | Brachytheciaceae | C |
| Eurhynchiastrum pulchellum | Elegant Beaked-Moss, Elegant Beaked Moss | Bryopsida | Brachytheciaceae | TBD |
| Homalothecium aenium | Golden Curl-Moss, Bright Copper Homalothecium Moss | Bryopsida | Brachytheciaceae | C |
| Homalothecium nevadense | Nevada Homalthecium Moss | Bryopsida | Brachytheciaceae | C |
| Homalothecium pinnatifidum | Pinnatifid Homalthecium Moss | Bryopsida | Brachytheciaceae | TBD |
| Kindbergia sp. | Beaked moss | Bryopsida | Brachytheciaceae | TBD |
| Sciuro-hypnum curtum | Short-leaved Ragged Moss | Bryopsida | Brachytheciaceae | C |
| Sciuro-hypnum plumosum | Rusty Ragged Moss | Bryopsida | Brachytheciaceae | TBD |
| Scleropodium obtusifolium | Blunt-leaved Moss, Obtuseleaf Scleropodium Moss | Bryopsida | Brachytheciaceae | C |
| Calliergon cordifolium | Heart-leaved Water-Moss | Bryopsida | Calliergonaceae | TBD |
| Calliergon giganteum | Giant Water-Moss | Bryopsida | Calliergonaceae | C |
| Sarmentypnum exannulatum | Ringless Hook-Moss | Bryopsida | Calliergonaceae | P |
| Straminergon stramineum | Heart-leaved Water-Moss | Bryopsida | Calliergonaceae | P |
| Warnstorfia fluitans | Floating Hook-Moss, Floating Hook Moss | Bryopsida | Calliergonaceae | P |
| Climacium dendroides | Tree-moss | Bryopsida | Climaciaceae | P |
| Entodon seductrix | Seductive Entodon Moss | Bryopsida | Entodontaceae | M |
| Fontinalis sp. | Water moss, Fontinalis moss | Bryopsida | Fontinalaceae | P |
| Heterocladiella dimorpha | Bileaf Moss | Bryopsida | Heterocladiellaceae | TBD |
| Hylocomiadelphus triquetrus | Electrified Cat's-Tail Moss, Big Shaggy Moss, Rough Goose Neck Moss | Bryopsida | Hylocomiaceae | C |
| Hylocomiastrum sp. | Wood-Moss | Bryopsida | Hylocomiaceae | TBD |
| Hylocomium splendens | Step Moss, Stairstep Moss | Bryopsida | Hylocomiaceae | C |
| Pleurozium schreberi | Red-stemmed Feathermoss, Red-stemmed Feather Moss | Bryopsida | Hylocomiaceae | C |
| Rhytidiadelphus loreus | Lanky Moss | Bryopsida | Hylocomiaceae | P |
| Rhytidiopsis robusta | Pipecleaner Moss | Bryopsida | Hylocomiaceae | TBD |
| Hypnum circinale | Coiled-Leaf Claw-Moss | Bryopsida | Hypnaceae | C |
| Hypnum cupressiforme | Cypress-leaved Plait-Moss | Bryopsida | Hypnaceae | P |
| Jochenia pallescens | Jochenia Moss | Bryopsida | Jocheniaceae | TBD |
| Heterocladium procurrens | Tangle Moss | Bryopsida | Lembophyllaceae | TBD |
| Pseudoleskea stenophylla | Narrow-leaved Leskea Moss | Bryopsida | Leskeaceae | C |
| Neckera douglasii | Douglas' Neckera Moss | Bryopsida | Neckeraceae | P |
| Neckera menziesii | Menzies' Neckera Moss | Bryopsida | Neckeraceae | C |
| Herzogiella sp. | Herzogiella moss | Bryopsida | Plagiotheciaceae | TBD |
| Isopterygiopsis pulchella | Neat Silk-Moss | Bryopsida | Plagiotheciaceae | TBD |
| Plagiothecium sp. | Silk-moss | Bryopsida | Plagiotheciaceae | TBD |
| Platydictya jungermannioides | Thread-like Willow-Moss | Bryopsida | Plagiotheciaceae | TBD |
| Lescuraea radicosa | Pseudoleskea moss | Bryopsida | Pseudoleskeaceae | C |
| Pseudoleskeella nervosa | Pseudoleskeella moss | Bryopsida | Pseudoleskeellaceae | C |
| Pseudoleskeella tectorum | Pseudoleskeella moss | Bryopsida | Pseudoleskeellaceae | P |
| Pterigynandrum filiforme | Capillary Wing-Moss | Bryopsida | Pterigynandraceae | C |
| Buckia vaucheri | Vaucher's Claw-Moss | Bryopsida | Pylaisiaceae | C |
| Ptilium crista-castrensis | Knight's Plume, Ostrich-Plume Moss | Bryopsida | Pylaisiaceae | P |
| Pylaisia polyantha | Aspen Tree-Moss | Bryopsida | Pylaisiaceae | TBD |
| Roaldia revoluta | Rusty Claw-Moss, Revolute Hypnum Moss | Bryopsida | Pylaisiaceae | P |
| Hamatocaulis vernicosus | Varnished Hook-Moss | Bryopsida | Scorpidiaceae | TBD |
| Sanionia uncinata | Sickle Moss | Bryopsida | Scorpidiaceae | C |
| Scorpidium cossonii | Intermediate Hook-Moss | Bryopsida | Scorpidiaceae | C |
| Scorpidium revolvens | Rusty Hook-Moss | Bryopsida | Scorpidiaceae | P |
| Scorpidium scorpioides | Hooked Scorpion-Moss | Bryopsida | Scorpidiaceae | P |
| Stereodon pratensis | Flat Claw-Moss | Bryopsida | Stereodontaceae | P |
| Stereodon subimponens | Curly Claw-Moss | Bryopsida | Stereodontaceae | C |
| Abietinella abietina | Wiry Fern-Moss, Fir Tamarisk-Moss | Bryopsida | Thuidiaceae | P |
| Helodium blandowii | Blandow's Bog Moss | Bryopsida | Thuidiaceae | TBD |
| Thuidium recognitum | Lesser Tamarisk-Moss, Hook-leaved Fern Moss | Bryopsida | Thuidiaceae | TBD |
| Lewinskya affinis | Wood Bristle-Moss | Bryopsida | Orthotrichaceae | C |
| Lewinskya laevigata | Orthotrichum moss | Bryopsida | Orthotrichaceae | C |
| Lewinskya rupestris | Rock Bristle-Moss | Bryopsida | Orthotrichaceae | C |
| Lewinskya speciosa | Showy Bristle-Moss | Bryopsida | Orthotrichaceae | C |
| Nyholmiella obtusifolia | Blunt-leaved Bristle-Moss, Blunt-leaved Bristle Moss | Bryopsida | Orthotrichaceae | C |
| Orthotrichum anomalum | Anomalous Bristle-Moss | Bryopsida | Orthotrichaceae | P |
| Orthotrichum cupulatum | Hooded Bristle-Moss | Bryopsida | Orthotrichaceae | C |
| Orthotrichum hallii | Hall's Orthotrichum Moss | Bryopsida | Orthotrichaceae | P |
| Pulvigera lyellii | Lyell's Bristle-Moss | Bryopsida | Orthotrichaceae | C |
| Ulota curvifolia | Curvedleaf Ulota Moss | Bryopsida | Orthotrichaceae | TBD |
| Ulota obtusiuscula | Twisted Pincushion Moss, Twisted Ulota Moss | Bryopsida | Orthotrichaceae | TBD |
| Aloina bifrons | Aloina Moss | Bryopsida | Pottiaceae | P |
| Aloina brevirostris | Short-beaked Aloe-Moss, Short-beaked Screw Moss | Bryopsida | Pottiaceae | P |
| Aloina rigida | Rigid Aloe-Moss | Bryopsida | Pottiaceae | P |
| Barbula unguiculata | Bird's-Claw Beard-Moss | Bryopsida | Pottiaceae | P |
| Bryoerythrophyllum columbianum | Columbian Carpet Moss | Bryopsida | Pottiaceae | TBD |
| Bryoerythrophyllum recurvirostrum | Red Beard-Moss | Bryopsida | Pottiaceae | TBD |
| Crossidium aberrans | Crossidium moss | Bryopsida | Pottiaceae | P |
| Crossidium seriatum | Rough Fringemoss | Bryopsida | Pottiaceae | P |
| Didymodon fallax | False Beard-Moss, False Beard Moss | Bryopsida | Pottiaceae | P |
| Didymodon ferrugineus | Rusty Beard-Moss | Bryopsida | Pottiaceae | P |
| Didymodon nevadensis | Beard-Moss, Gold Butte Moss | Bryopsida | Pottiaceae | P |
| Didymodon nicholsonii | Nicholson's Beard-Moss | Bryopsida | Pottiaceae | C |
| Didymodon rigidulus | Rigid Beard-Moss | Bryopsida | Pottiaceae | C |
| Didymodon tophaceus | Olive Beard-Moss | Bryopsida | Pottiaceae | C |
| Didymodon vinealis | Soft-tufted Beard-Moss | Bryopsida | Pottiaceae | TBD |
| Eucladium verticillatum | Whorled Tufa-Moss | Bryopsida | Pottiaceae | C |
| Hennediella heimii | Heim's Desmatodon Moss | Bryopsida | Pottiaceae | C |
| Hymenostylium recurvirostre | Hook-beak Tufa-Moss | Bryopsida | Pottiaceae | TBD |
| Microbryum vlassovii | Nugget Moss | Bryopsida | Pottiaceae | TBD |
| Pseudocrossidium obtusulum | Revolute Beard-Moss | Bryopsida | Pottiaceae | C |
| Pterygoneurum kozlovii | Alkaline Wing-nerved Moss | Bryopsida | Pottiaceae | P |
| Pterygoneurum lamellatum | Spiral Chalk Moss | Bryopsida | Pottiaceae | TBD |
| Pterygoneurum ovatum | Ovate Pterygoneurum Moss | Bryopsida | Pottiaceae | C |
| Pterygoneurum subsessile | Woolly Caterpillar Moss | Bryopsida | Pottiaceae | P |
| Streblotrichum convolutum | Lesser Bird's-Claw Beard-Moss | Bryopsida | Pottiaceae | C |
| Syntrichia caninervis | Syntrichia moss | Bryopsida | Pottiaceae | P |
| Syntrichia norvegica | Norwegian Tortula Moss | Bryopsida | Pottiaceae | C |
| Syntrichia papillosissima | Syntrichia moss | Bryopsida | Pottiaceae | C |
| Syntrichia princeps | Syntrichia moss | Bryopsida | Pottiaceae | TBD |
| Syntrichia ruralis | Sidewalk Moss | Bryopsida | Pottiaceae | C |
| Tortella sp. | Tortella moss | Bryopsida | Pottiaceae | TBD |
| Tortula acaulon | Toothed Phascum Moss, Cuspidate Earth Moss | Bryopsida | Pottiaceae | C |
| Tortula atrovirens | Convolute Desmatodon Moss, Rib-leaf moss | Bryopsida | Pottiaceae | P |
| Tortula brevipes | Tortula moss | Bryopsida | Pottiaceae | P |
| Tortula cernua | Tortula moss | Bryopsida | Pottiaceae | TBD |
| Tortula hoppeana | Wideleaf Desmatodon Moss | Bryopsida | Pottiaceae | TBD |
| Tortula mucronifolia | Mucronleaf Tortula Moss, Mucronate Screw Moss | Bryopsida | Pottiaceae | C |
| Tortula muralis | Wall Screw-Moss | Bryopsida | Pottiaceae | P |
| Tortula nevadensis | Tortula moss | Bryopsida | Pottiaceae | P |
| Tortula subulata | Awl-leaved Screw-Moss | Bryopsida | Pottiaceae | C |
| Trichostomopsis australasiae | Australasian Trichostomopsis Moss | Bryopsida | Pottiaceae | P |
| Weissia brachycarpa | Small-mouthed Beardless-Moss | Bryopsida | Pottiaceae | C |
| Leptobryum pyriforme | Golden Thread-Moss | Bryopsida | Meesiaceae | C |
| Meesia triquetra | Three-angled Hump-Moss | Bryopsida | Meesiaceae | C |
| Paludella squarrosa | Tufted Fen-Moss | Bryopsida | Meesiaceae | TBD |
| Splachnum sphaericum | Round-fruited Collar-Moss | Bryopsida | Splachnaceae | TBD |
| Tetraplodon angustatus | Narrow Cruet-Moss | Bryopsida | Splachnaceae | TBD |
| Tetraplodon mnioides | Slender Cruet-Moss | Bryopsida | Splachnaceae | TBD |
| Timmia austriaca | False-Polytrichum | Bryopsida | Timmiaceae | C |
| Atrichum selwynii | Selwyn's Atrichum Moss, Selwyn's Smoothcap Moss | Polytrichopsida | Polytrichaceae | C |
| Atrichum undulatum | Common Smoothcap, Catherine's Moss | Polytrichopsida | Polytrichaceae | TBD |
| Pogonatum urnigerum | Grey Haircap Moss, Urn Hair Moss | Polytrichopsida | Polytrichaceae | C |
| Polytrichum commune | Common Haircap Moss | Polytrichopsida | Polytrichaceae | P |
| Polytrichum formosum | Bank Haircap Moss | Polytrichopsida | Polytrichaceae | P |
| Polytrichum juniperinum | Juniper Haircap Moss | Polytrichopsida | Polytrichaceae | C |
| Polytrichum lyallii | Lyall's Polytrichum Moss | Polytrichopsida | Polytrichaceae | P |
| Polytrichum piliferum | Awned Haircap Moss, Bristly Haircap Moss | Polytrichopsida | Polytrichaceae | C |
| Polytrichum strictum | Bog Haircap Moss | Polytrichopsida | Polytrichaceae | P |
| Sphagnum aongstroemii | Aongstroem's Sphagnum, Aongstroem's Peat Moss | Sphagnopsida | Sphagnaceae | P |
| Sphagnum compactum | Compact Peat-Moss, Low Peatmoss | Sphagnopsida | Sphagnaceae | P |
| Sphagnum fuscum | Common Brown Peat-Moss, Brown Peatmoss | Sphagnopsida | Sphagnaceae | P |
| Sphagnum girgensohnii | Common Green Peat-Moss, Girgensohn's Peatmoss | Sphagnopsida | Sphagnaceae | C |
| Sphagnum mendocinum | Mendocino Sphagnum, Mendocino Peatmoss | Sphagnopsida | Sphagnaceae | C |
| Sphagnum palustre | Blunt-leaved Peat-Moss, Prairie Peatmoss | Sphagnopsida | Sphagnaceae | P |
| Sphagnum riparium | Cleft Peat-Moss, Streamside Sphagnum | Sphagnopsida | Sphagnaceae | TBD |
| Sphagnum russowii | Russow's Peat-Moss, Russow's Peatmoss | Sphagnopsida | Sphagnaceae | P |
| Sphagnum sp. | Sphagnum moss, peatmoss, peat-moss | Sphagnopsida | Sphagnaceae | P |
| Sphagnum squarrosum | Shaggy Peat, Crome Sphagnum | Sphagnopsida | Sphagnaceae | C |
| Sphagnum teres | Rigid Peat-Moss, Rigid Bog-Moss | Sphagnopsida | Sphagnaceae | P |
| Sphagnum warnstorfii | Warnstorf's Peat-Moss, Fen Peatmoss | Sphagnopsida | Sphagnaceae | P |
| Takakia lepidozioides | Impossible Moss | Takakiopsida | Takakiaceae | C |
| Tetraphis pellucida | Common Four-tooth Moss, Tetraphis moss | Tetraphidopsida | Tetraphidaceae | C |
| Barbilophozia barbata | Bearded Pawwort | Jungermanniopsida | Anastrophyllaceae | C |
| Barbilophozia hatcheri | Hatcher's Leafy Liverwort, Hatcher's Pawwort | Jungermanniopsida | Anastrophyllaceae | C |
| Barbilophozia lycopodioides | Common Leafy Liverwort, Greater Pawwort | Jungermanniopsida | Anastrophyllaceae | C |
| Barbilophozia sudetica | Hill Notchwort | Jungermanniopsida | Anastrophyllaceae | TBD |
| Neoorthocaulis floerkei | Mountain Leafy Liverwort, Floerke's Pawwort | Jungermanniopsida | Anastrophyllaceae | P |
| Schljakovia kunzeana | Kunze's Pawwort | Jungermanniopsida | Anastrophyllaceae | TBD |
| Sphenolobus minutus | Comb Notchwort | Jungermanniopsida | Anastrophyllaceae | TBD |
| Anthelia juratzkana | Juratzka's Anthelia, Juratzka's Silverwort | Jungermanniopsida | Antheliaceae | P |
| Calypogeia sp. | Pouchwort | Jungermanniopsida | Calypogeiaceae | TBD |
| Fuscocephaloziopsis lunulifolia | Moon-leaved Pincerwort | Jungermanniopsida | Cephaloziaceae | P |
| Cephaloziella divaricata | Liverwort, Spreading Threadwort | Jungermanniopsida | Cephaloziellaceae | C |
| Cephaloziella rubella | Liverwort, Red Threadwort | Jungermanniopsida | Cephaloziellaceae | P |
| Harpanthus flotovianus | Liverwort | Jungermanniopsida | Geocalycaceae | C |
| Gymnomitrion obtusum | Blunt Frostwort | Jungermanniopsida | Gymnomitriaceae | TBD |
| Marsupella sp. | Liverwort | Jungermanniopsida | Gymnomitriaceae | TBD |
| Lepidozia reptans | Little-hands Liverwort, Creeping Fingerwort | Jungermanniopsida | Lepidoziaceae | P |
| Chiloscyphus pallescens | Pale Liverwort | Jungermanniopsida | Lophocoleaceae | TBD |
| Chiloscyphus polyanthos | Square-leaved Crestwort | Jungermanniopsida | Lophocoleaceae | P |
| Lophocolea sp. | Liverwort | Jungermanniopsida | Lophocoleaceae | TBD |
| Plagiochila asplenioides | Greater Featherwort | Jungermanniopsida | Plagiochilaceae | TBD |
| Plagiochila porelloides | Cedar-shake Liverwort, Lesser Featherwort | Jungermanniopsida | Plagiochilaceae | TBD |
| Ptilidium pulcherrimum | Western Naugahyde Liverwort, Tree Fringewort | Jungermanniopsida | Ptilidiaceae | C |
| Scapania paludosa | Floppy Earwort | Jungermanniopsida | Scapaniaceae | TBD |
| Scapania sp. | Earwort | Jungermanniopsida | Scapaniaceae | TBD |
| Scapania subalpina | Northern Earwort | Jungermanniopsida | Scapaniaceae | P |
| Schistochilopsis incisa | Ragged-leaf Liverwort, Jagged Notchwort | Jungermanniopsida | Scapaniaceae | C |
| Solonostoma sp. | Liverwort | Jungermanniopsida | Solonostomataceae | P |
| Aneura pinguis | Greasewort | Jungermanniopsida | Aneuraceae | TBD |
| Riccardia sp. | Liverwort | Jungermanniopsida | Aneuraceae | TBD |
| Pellia neesiana | Shiny Liverwort, Ring Pellia | Jungermanniopsida | Pelliaceae | TBD |
| Frullania sp. | Scalewort | Jungermanniopsida | Frullaniaceae | TBD |
| Porella cordaeana | Ruffle Liverwort | Jungermanniopsida | Porellaceae | C |
| Porella navicularis | Tree Ruffle Liverwort | Jungermanniopsida | Porellaceae | P |
| Porella roellii | Liverwort | Jungermanniopsida | Porellaceae | P |
| Blasia pusilla | Common Kettlewort | Marchantiopsida | Blasiaceae | C |
| Clevea hyalina | Transparent Navelwort, Hyaline Liverwort | Marchantiopsida | Cleveaceae | TBD |
| Conocephalum salebrosum | Snake Liverwort, Snakewort, Great Scented Liverwort | Marchantiopsida | Conocephalaceae | C |
| Marchantia polymorpha | Green-tongue Liverwort, Common Liverwort | Marchantiopsida | Marchantiaceae | C |
| Marchantia quadrata | Narrow Mushroom-headed Liverwort | Marchantiopsida | Marchantiaceae | P |
| Asterella sp. | Starwort | Marchantiopsida | Rebouliaceae | M |
| Mannia fragrans | Fragrant Macewort | Marchantiopsida | Rebouliaceae | C |
| Mannia gracilis | Thin Starwort | Marchantiopsida | Rebouliaceae | TBD |
| Riccia fluitans | Floating Crystalwort | Marchantiopsida | Ricciaceae | C |
| Riccia frostii | Frost's Crystalwort | Marchantiopsida | Ricciaceae | C |
| Riccia sorocarpa | Common Crystalwort | Marchantiopsida | Ricciaceae | P |
| Ricciocarpos natans | Fringed Heartwort | Marchantiopsida | Ricciaceae | C |