| | species | × abakurae Schelk. et Zahn * | | |
| | species | abastumanense Üksip | | |
| | species | abortiens Norrl. * | | |
| | species | abruptorum Schljakov | | |
 | species | accline Norrl. * | | |
| | species | achalzichiense Üksip | | |
| | species | acinacifolium Schljakov | | |
| | species | acrifolium (Dahlst.) Johanss. | | |
| species | acrocomum Naeg. & Peter * | | |
| | species | acrogymnon (Malme) Üksip ex Schljakov | | |
| | species | acroleucoides Dahlst. | | |
| | species | acroleucum Stenstr. | | |
| species | acrosciadium (Naeg. & Peter) Üksip * | | |
| | species | acrothyrsum Naeg. & Peter * | | |
| | species | acrotrichum Rehm. * | | |
| | species | acroxanthum (Sosn. & Zahn) Üksip ex Sennikov | | |
| | species | acuminatifolium (Litv. & Zahn) Üksip ex V.J. Nikolajev | | |
| | species | acuminatum Jord. | | |
| | species | acutangulum (Kosl. & Zahn) Üksip | | |
| | species | acutisquamum (Naeg. & Peter) Üksip * | | |
| | species | aczelmanicum Schischk. & Serg. | | |
| | species | adakense Schljakov | | |
| | species | adelum Üksip | | |
| | species | adenoactis Üksip | | |
| | species | × adenobrachion Litv. & Zahn | | |
| | species | adenocladum (Rehm.) Czer. * | | |
| | species | adjarianum Peter | | |
| | species | adlerzii Almq. ex Johanss. | | |
| species | adspersum auct. | | |
| | species | adunans Norrl. | | |
| | species | adunantidens Schljakov | | |
| | species | aeruginascens (Norrl.) Norrl. * | | |
| | species | agassii Kem.-Nath. * | | |
| | species | agathanthum (Rehm.) Czer. * | | |
| | species | agnostum Üksip | | |
| | species | agronesaeum Üksip | | |
| | species | akhverdovii Kem.-Nath. * | | |
| | species | akinfiewii (Woronow et Zahn) Üksip | | |
| | species | akjaurense Norrl. | | |
| | species | alatavicum (Zahn) Üksip ex Zuckerw. | | |
| | species | albellipes (Schelk. & Zahn) Üksip ex Sennikov | | |
| | species | alberti Schljakov | | |
| | species | albidulum Stenstr. | | |
| | species | albipes (Dahlst.) Üksip | | |
| | species | albocostatum (Norrl.) Üksip ex Schljakov | | |
| | species | alienatum Norrl. | | |
| species | almaatense B. Fedtsch. & Nevski * | | |
| | species | alphostictum Dahlst. | | |
| species | alpicola Hoppe * | | |
| species | alpinum L. | 5 | • |
| | species | altaicum (Naeg. et Peter) Üksip * | | |
| | species | alticaule (Litv. & Zahn) Üksip | | |
| | species | altipes (H. Lindb. ex Zahn) Üksip ex Schljakov | | |
| species | alupkanum (Zahn) Üksip * | | • |
| | species | amauranthum (Peter) Üksip * | | |
| | species | amaureilema (Naeg. & Peter) Üksip * | | |
| | species | amaurobasis (Litv. & Zahn) Üksip | | |
| | species | amaurochlorellum (Zahn) Üksip * | | |
| | species | amaurochlorum (Zahn) Czer. * | | |
| species | ambiguum Ehrh. * | | |
| | species | amblylobum Üksip | | |
| | species | amnoon (Naeg. & Peter) Üksip * | | |
| | species | amoenoarduum Üksip | | |
| | species | amphileion (Pohle & Zahn) Üksip ex Schljakov | | |
| | species | amphitephrodes (Sosn. & Zahn) Üksip ex Sennikov | | |
| species | amplexicaule L. * | | |
| | species | anacraspedum (Rehm.) Üksip * | | |
| species | andrzejowskii Blocki & Woloszcz. * | | |
| | species | anfractum (Fries) Fries | 1 | |
| | species | angustifrons Schljakov | | |
| | species | angustilobatum Schljakov | | |
| | species | angustisquamatum Schljakov | | |
| | species | anisocephalum (Rehm.) Üksip * | | |
| | species | antecursorum Schljakov | | |
| | species | antennarioidiforme (Zahn) Üksip ex Sennikov | | |
| | species | apatelioides Zahn * | | |
| | species | × apatelium Naeg. & Peter * | 1 | |
| species | apatitorum Üksip | | |
| | species | aphanum Üksip | | |
| | species | apicifolium Fagerstr. | | |
| | species | apiculatiforme Elfstr. | | |
| | species | apiculatum Tausch | | |
| | species | approximabile (Zahn) Üksip | | |
| species | aquilonare (Naeg. & Peter) Üksip * | | |
| | species | arctogenum Norrl. * | | |
| | species | arctogeton (Zahn) Üksip ex Schljakov | | |
| | species | arctomurmanicum Schljakov | | |
| | species | arcuatidens (Zahn) Üksip ex Schljakov | | |
| | species | argillaceoides (Litv. & Zahn) Üksip ex P.D. Sell & C. | | |
| | species | argillaceum Jord. | | |
| | species | × aridum Freyn * | | |
| | species | armeniacum (Nageli & Peter) Üksip ex Kotov * | | |
| | species | artabirense (Zahn) Üksip ex P.D. Sell & C. West | | |
| | species | artvinense (Woronow & Zahn) Üksip | | |
| species | arvense (L.) Scop. * | | • |
| species | arvense (Naeg. & Peter) Üksip * | | • |
| | species | × arvicola Nägeli & Peter | | |
| | species | arvorum (Naeg. & Peter) Pugsl. * | | |
| | species | aryslynense (Zahn) Üksip | | |
| | species | asiaticum (Naeg. & Peter) Üksip * | | |
| species | asperrimum Schur * | | • |
| | species | asterodermum (Woronow & Zahn) Üksip | | |
| | species | astibes Üksip | | |
| | species | asymmetricum Schljakov | | |
| | species | atratulum Norrl. | | |
| | species | atratum auct. | 1 | |
| | species | atrellum (Zahn) Üksip ex Kotov | | |
| | species | atricollum Schljakov | | |
| | species | atriplicifolium Schljakov | | |
| species | aurantiacum L. * | 3 | • |
| species | auratum Fr. | | |
| | species | aureiceps Norrl. ex Schljakov | | |
| species | auricula auct. * | 7 | |
| species | × auriculoides Láng * | 2 | • |
| | species | aurorinii Üksip | | |
| | species | austericaule Norrl. * | | |
| species | baenitzii (Naeg. & Peter) Üksip * | | • |
| | species | bakurianense (Fomin & Zahn) Üksip ex Sennikov | | |
| | species | balansae Boiss. * | | |
| | species | banaticola Sudre, nom. illeg. * | | |
| | species | barbulatulum (Pohle & Zahn) Elfstr. | | |
| | species | barbulatulum (Pohle & Zahn) Üksip, nom. superfl. | | |
| | species | basifolium auct. | 1 | |
| | species | basileucum (Litv. & Zahn) Üksip | | |
| | species | bathycephalum Elfstr. | 1 | |
| species | bauhini Besser * | 5 | |
| | species | bauhiniflorum (Naeg. & Peter) Üksip | | |
| | species | belogradcense T. Georgiev & Kitanov * | | |
| | species | beschtaviciforme Üksip | | |
| | species | beschtavicum (Litv. & Zahn) Üksip ex Sennikov | | |
| species | besserianum Spreng. * | | |
| | species | bichloricolor (Ganesch. & Zahn) Üksip ex Sennikov | | |
| species | × biebersteinii Litv. & Zahn | | |
| species | bienne (L.) Hornem. * | | • |
| | species | bifidum Kit. ex Hornem. | 3 | |
| species | × bifurcum M. Bieb. * | 2 | |
| | species | bimanum Norrl. | | |
| | species | blyttianum Fr., nom. inval. * | | |
| species | bobrovii Üksip | | |
| | species | boreum auct. | | |
| species | borodinianum Üksip | | |
| | species | borshomiense Üksip | | |
| | species | borzawae (Woloszcz. et Zahn) Schljak. | | |
| | species | botniense Brenner | | |
| | species | botrychodes (Zahn) Üksip * | | |
| | species | × brachiatum Bertol ex. DC. * | | |
| | species | brachyacron (Rehm.) Üksip * | | |
| | species | brachycephalum (Norrl.) Norrl. * | | |
| | species | brachyschistum (Zahn) Üksip * | | |
| | species | branae (Naeg. & Peter) Üksip | | |
| | species | brandisianum Zahn | | |
| | species | brittatense Üksip | | |
| | species | brotheri Norrl. | | |
| | species | buhsei (Naeg. & Peter) Üksip * | | |
| | species | bupleurifolioides (Zahn) Üksip ex Kotov | | |
| | species | bupleurifolium Tausch | | |
| | species | bupleuroides auct. | 1 | |
| | species | buschianum Üksip | | |
| | species | cacuminatum (Dahlest.) K. Joh. | | |
| | species | caesiiflorioides Üksip | | |
| | species | caesiiflorum Almq. ex Norrl. | | |
| | species | caesiogenum Woloszcz. & Zahn | | |
| | species | caesiomurorum Lindeb. | | |
| | species | caesitiifolium Norrl. | | |
| | species | caesium (Fr.) Fr. | 6 | |
| | species | caespiticola Norrl. | | |
| species | caespitosum Dumort. * | 6 | • |
| | species | cajanderi Norrl. | | |
| | species | calcigenum Rehm. | | |
| | species | callichlorum Litv. & Zahn | | |
| | species | callicymum (Rehm.) Üksip * | | |
| | species | × callimorphoides Zahn * | | |
| | species | callimorphopsis (Zahn) Üksip * | | |
| | species | calodon Tausch ex Peter * | | |
| | species | calodontopsis (Litv. et Zahn) Kem.-Nath. | | |
| | species | calodontopsis (Litv. & Zahn) Üksip, nom. superfl. | | |
| | species | calolepideum (Norrl.) Üksip * | | |
| | species | × calomastix Peter * | | |
| | species | caloprasinum (Zahn) Üksip | | |
| | species | caniceps Norrl. | | |
| | species | canitiosum (Dahlst.) Brenn. | | |
| | species | carcarophyllum Johanss. | | |
| | species | cardiobasis (Zahn) Üksip | | |
| | species | cardiophyllum Jord. ex Sudre | | |
| | species | carpathicola (Naeg. et Peter) Czer. * | | |
| | species | carpathicum Bess. | 2 | |
| | species | catenatum Sennikov * | | |
| | species | caucasiciforme (Litv. & Zahn) Üksip * | | |
| | species | caucasicum Nageli & Peter | | |
| | species | caucasiense Arv.-Touv. ex Lipsky | | |
| | species | cauri Üksip | | |
| | species | cercidotelmatodes Üksip | | |
| | species | cereolinum (Norrl.) Üksip ex Schljakov | | |
| | species | chadatense Üksip | | |
| | species | chaetodermum (Pohle & Zahn) Üksip * | | |
| | species | chaetothyrsoides (Zahn) Üksip ex Sennikov | | |
| | species | chaetothyrsum (Litv. & Zahn) Üksip ex Sennikov | | |
| | species | chamar-dabanense Tupitz. * | | |
| | species | chaunocymum (Rehm.) Czer. * | | |
| | species | cheriense Jord. ex Boreau | | |
| | species | chibinense Schljakov | | |
| | species | chibinicola Schljakov | | |
| | species | chlorelliceps Norrl. ex Üksip | | |
| | species | chlorellum Norrl. | | |
| | species | chlorochromum Sosn. & Zahn | | |
| | species | chloroleucolepium (Kosl. & Zahn) Üksip | | |
| | species | chloromaurum Johanss. | | |
| | species | chlorophaeum Norrl. | | |
| | species | chlorophilum (Kosl. & Zahn) Üksip ex Sennikov | | |
| | species | chlorophyllum Jord. ex Boreau | | |
| | species | chloroprenanthes Litv. & Zahn | | |
| | species | × chlorops (Naeg. & Peter) Zahn * | | |
| | species | christianense Dahlst. ex Stenstr. | | |
| | species | christoglossum (Zahn) Üksip * | | |
| | species | chromolepium (Zahn) Üksip, nom. superfl. | | |
| | species | chromolepium (Zahn) Kem.-Nath. | | |
| species | chrysanthum Ledeb. * | | |
| | species | chrysophthalmum Norrl. * | | |
| species | ciesielskii Blocki * | | |
| | species | cilicicum (Naeg. & Peter) Zahn * | | |
| | species | cincinnatum Fries | | |
| | species | cinerellisquamum (Litv. & Zahn) Schljak. | | |
| | species | cinereostriatum (Woronow & Zahn) Üksip | | |
| | species | cischibinense Schljakov | | |
| | species | cisuralense Schljakov | | |
| | species | ciuriwkae (Woloszcz. & Zahn) Schljak. | | |
| | species | clinoglossum Norrl. * | | |
| species | cochleatum (Naeg. & Peter) Norrl. * | | |
| species | coeruleum Scop. * | | • |
| | species | colliniforme (Peter) Roffley * | | |
| species | × collinum Gochn. * | 4 | |
| | species | coloratum Elfstr. | | |
| | species | comatuloides (Zahn) Schljakov | | |
| | species | commilitonum Üksip | | |
| species | comosum Elfstr. | | |
| | species | concinnidens (Zahn) Üksip ex Sennikov | | |
| | species | concoloriforme Norrl. * | | |
| | species | conferciens Norrl. * | | |
| | species | conflectens Norrl. * | | |
| species | congruens Norrl. | | |
| | species | coniciforme (Litv. & Zahn) Üksip ex Sennikov | | |
| | species | coniops Norrl. | | |
| | species | connatum Norrl. | | |
| | species | consociatum Jord. ex Boreau | | |
| | species | constringensiforme Üksip | | |
| | species | contractum (Norrl.) Norrl. * | | |
| | species | coreanum Nakai | | |
| | species | corymbosum Fries | 1 | |
| | species | crassifoliiforme Schljakov | | |
| | species | × crassisetum auct. * | | |
| | species | creperiforme Üksip | | |
| | species | crepidioides Norrl. | | |
| | species | cretaceum Arv.-Touv. & Gautier ex Sudre | | |
| | species | crispans Norrl. | | |
| | species | crispulum Norrl. | | |
| species | crispum (Elfstr.) Elfstr. | | • |
| | species | crocatum Fr. | | |
| | species | cruciatum Schljakov | | |
| species | cruentiferum (Norrl. & H. Lindb. ex Norrl.) Johanss. | | |
| | species | curvescens (Norrl.) Norrl. * | | |
| | species | curvicollum Norrl. * | | |
| | species | curvulatum (Zahn) Üksip * | | |
| | species | cuspidelliforme Üksip | | |
| | species | cuspidellum (Pohle & Zahn) Üksip ex Schljakov | | |
| | species | cylindriceps (Naeg. et Peter) Üksip * | | |
| | species | cymanthodes (Kosl. & Zahn) Üksip | | |
| | species | cymanthum (Nageli & Peter) Üksip * | | |
| | species | cymiflorum Nageli & Peter | 1 | |
| species | cymigerum Reichenb. * | | |
| species | cymosiforme (Nageli & Peter) Üksip ex Kotov * | | |
| species | cymosum L. * | 4 | |
| species | cymosum auct. * | | |
| | species | cyrtophyllum Norrl. * | | |
| | species | czaiense Schischk. & Serg. | | |
| | species | czeremoszense Woloszcz. & Zahn | | |
| | species | czeschaense Schljakov | | |
| | species | czunense Schljakov | | |
| | species | czywczynae (Woloszcz. et Zahn) Schljak. | | |
| | species | dagoense Üksip | | |
| | species | deanum (Zahn) Schljak. | | |
| | species | debilescens (Woronow & Zahn) Üksip ex P.D. Sell & C | | |
| | species | dechyi (Kosl. & Zahn) Üksip | | |
| | species | decipiens Tausch | | |
| | species | decipientiforme (Woloszcz. et Zahn) Schljak. | | |
| | species | declivium Norrl. ex Üksip | | |
| | species | decurrens Norrl. | | |
| | species | dedovii Schljakov | | |
| | species | demetrii Schljakov | | |
| species | densiflorum Tausch * | | |
| | species | dentatum auct. | 1 | |
| | species | dentatum Hoppe * | | |
| | species | denticuliferum (Norrl.) Norrl. * | | |
| | species | derivatum Norrl. | | |
| species | detonsum (Norrl.) Norrl. * | | |
| | species | diaphanoides Lindeb. | 1 | |
| | species | diaphanoidiceps (Woronow & Zahn) Üksip | | |
| | species | diaphanum auct. | | |
| | species | dilutius (Rehm.) Czer. * | | |
| | species | diminuens (Norrl.) Norrl. | | |
| | species | × dimorphoides (Norrl.) Norrl. * | | |
| | species | diremtum Norrl. | | |
| | species | discoloratum (Norrl.) Norrl. * | | |
| species | disputabile Sennik. * | | |
| | species | dissolutum (Naeg. & Peter) Üksip * | | |
| | species | distractifolium Schljakov | | |
| | species | distractum Norrl. | | |
| | species | dmitrovense (Peter) Üksip * | | |
| | species | dobromilense Rehm. * | | |
| species | dolabratum (Norrl.) Norrl. | | • |
| | species | dolichanthelum Schljakov | | |
| | species | dolichotrichum Schljakov | | |
| | species | dolinense (Rehm.) Czer. * | | |
| | species | donetzicum Kotov | | |
| | species | dshurdshurense Üksip | | |
| species | dubium L. * | | |
| | species | dublanense (Rehm.) Czer. * | | |
| species | dublizkii B. Fedtsch. & Nevski * | | |
| species | duderhofense Üksip | | |
| species | dunense Reyn. ex Hall * | | • |
| | species | × duplex auct. p.p. | | |
| | species | × duplex auct. p.p. | | |
| species | durisetum (Naeg. & Peter) Üksip * | | |
| | species | × dybowskianum (Rehm.) Zahn * | | |
| species | echiocephalum (Naeg. & Peter) Üksip * | | • |
| species | echiogenes (Naeg. & Peter) Üksip * | | • |
| species | echioides Lumn. * | 2 | • |
| | species | eichvaldii Üksip | | |
| | species | elaeochlorum Schljakov | | |
| | species | elfvingii Norrl. * | | |
| | species | elimense Schljakov | | |
| | species | empodistum (Naeg.& Peter) Üksip * | | |
| | species | endaurovae Üksip | | |
| | species | ensiferum Norrl. * | | |
| | species | epichlorum (Litv. & Zahn) Üksip ex Sennikov | | |
| | species | ericeticola Schljakov | | |
| | species | ericetorum (Naeg. & Peter) Üksip * | | |
| | species | ermaniense Üksip | | |
| | species | erraticum Norrl. * | | |
| | species | erythrocarpoides (Litv. & Zahn) Kem.-Nath. | | |
| | species | erythrocarpoides (Litv. & Zahn) Üksip, nom. superfl. | | |
| | species | erythrocarpum Peter | | |
| | species | erythrophylloides (Zahn) Czer. * | | |
| species | erythropoides (Norrl.) Schljak. * | | |
| | species | euchaetium Nageli & Peter | 1 | |
| | species | × euchaetium auct. * | | |
| | species | euirriguum (Zahn) Schljakov | | |
| | species | eurofinmarkicum (Norrl.) Schljakov | | |
| | species | euryanthelum (Dahlst.) Dahlst. * | | |
| | species | eusciadium (Naeg. & Peter) Dahlst. * | | |
| species | excellens Blocki ex Ostenf. * | | |
| | species | excubitum Elfstr. | | |
| | species | eximiiforme (Dahlst.) Dahlst. | | |
| | species | exotericum Jord. ex Boreau | | |
| | species | expallidiforme Dahlst. ex Stenstr. | | |
| | species | falcidentatum Üksip | | |
| | species | fallaciforme Litv. & Zahn * | | |
| | species | × fallacinum F. Schultz * | | |
| species | fallax Willd. * | | |
| | species | farinifloccusum (Degen & Zahn) Schljak. | | |
| species | fariniramum (Ganesch. & Zahn) Üksip ex Sennikov | | |
| | species | farinodermum (Litv. & Zahn) Üksip | | |
| | species | farreum (Norrl.) Norrl. * | | |
| | species | fastigiatum (Tausch ex Naeg.& Peter) Üksip * | | |
| | species | fastigiatum Fries | | |
| | species | fellmanii Norrl. | | |
| | species | × fennicum (Norrl.) Norrl.ex Wain * | | |
| | species | fennoorbicans Norrl. | | |
| | species | fennoorbicantiforme Üksip | | |
| | species | ferroviae (Rehm.) Czer. * | | |
| | species | festinum Jord. ex Boreau | | |
| | species | filiferum Tausch * | | |
| species | filifolium Üksip | | • |
| | species | finmarkicum Elfstr. | | |
| | species | firmicaule (Norrl.) Norrl. * | | |
| | species | × flagellare Willd. * | 2 | |
| | species | flagellariforme G.Schneid. * | | |
| species | flexicaule Elfstr. | | |
| | species | floccicomatum (Woronow & Zahn) Üksip | | |
| | species | floccinops (Elfstr.) Schljakov | | |
| | species | flocciparum (Schelk. & Zahn) Üksip ex Senni | | |
| | species | floccipedunculum (Naeg. & Peter) Üksip * | | |
| | species | florentinum All. * | 6 | |
| | species | floribundiforme (Naeg. & Peter) Üksip, p.p. quoad plantas | | |
| species | floribundiforme (Naeg. & Peter) Üksip, p.p. * | | |
| species | floribundoides (Zahn) Üksip * | | |
| species | × floribundum Wimm. & Grab. * | 1 | • |
| | species | floridum (Naeg. & Peter) Üksip * | | |
| species | foeniculaceum Mössler * | | |
| species | foetidum (L.) Willd. * | | • |
| | species | foliolatum Schljakov | | |
| | species | folioliferum (Elfstr.) Norrl. | | |
| | species | foliosissimum (Woronow & Zahn) Üksip | | |
| | species | fominianum (Woronow & Zahn) Üksip | | |
| species | freynii (Naeg. & Peter) Üksip * | | • |
| | species | frickii (Zahn) Üksip | | |
| | species | friesii Hartm. | | |
| species | frigidellum (Pohle & Zahn) Üksip | | |
| species | frigidum Steven ex DC. * | | |
| | species | fritzei F. Schultz | | |
| | species | frondiferum auct. | 1 | |
| | species | frondosum (Naeg. & Peter) Üksip * | | |
| | species | fuliginosiforme Schljakov | | |
| | species | fuliginosum (Laest.) Norrl. | | |
| | species | fulveolutescens Norrl. * | | |
| | species | fulvescens Norrl. | | |
| | species | furfuraceoides (Zahn) Üksip | | |
| species | furvescens (Dahlst.) Omang | | |
| | species | fuscoatrum Nageli & Peter * | | |
| | species | fuscocinereum auct. | 1 | |
| | species | fuscum auct. * | | |
| | species | galbanum (Dahlst.) Dahlst. * | | |
| | species | galbanum (Dahlst.) Johanss. | | |
| | species | galiciense Blocki * | | |
| | species | ganeschinii Zahn | | |
| | species | gemellum Elfstr. | 1 | |
| | species | geminatiforme Schljakov | | |
| | species | geminatum Norrl. | | |
| species | gentile Jord. ex Boreau | | |
| | species | georgicum Fries | | |
| | species | gigantellum Litv. & Zahn | | |
| species | giganticaule (Zahn) Üksip * | | |
| species | glabriligulatum Norrl. | | |
| | species | glaucescens Besser * | | |
| | species | glaucinoides K.Maly | | |
| | species | glaucochroum (Naeg. & Peter) Czer. * | | |
| | species | glehnii Üksip | | |
| | species | glomerabile (Norrl.) Czer. * | | |
| | species | glomeratiforme (Zahn) Üksip * | | |
| species | × glomeratum Froel. * | 1 | |
| | species | glomerellum (Zahn) Üksip ex Sennikov | | |
| | species | golitzynianum Üksip * | | |
| | species | gorczakovskii Schljakov | | |
| | species | goriense (Kosl. & Zahn) Üksip ex Sennikov | | |
| | species | gorodkowianum Üksip | | |
| | species | gothicifrons (Zahn) Üksip | | |
| | species | gothicum Fr. | | |
| species | gracile Hook. * | | |
| | species | gracilentipes (Dahlst. ex Zahn) Noto | | |
| | species | gracilentum Backh. | 1 | |
| species | grandidens Dahlst. | 1 | • |
| | species | granitophilum Norrl. * | | |
| | species | granvicum Üksip | | |
| species | griseum (Norrl.) Norrl. * | | |
| | species | grofae Woloszcz. | | |
| | species | gudergomiense Üksip | | |
| | species | gudissiense Üksip | | |
| | species | guentheri Norrl. | | |
| | species | gustavianum Üksip | | |
| | species | guthnickianum Hegetschw. | 1 | |
| species | × guthnickianum auct. * | | |
| species | gymnogenum (Zahn) Üksip | | • |
| | species | gynaeconesaeum Üksip | | |
| | species | haematoglossum (Kozl. & Zahn) Üksip | | |
| species | haraldii Norrl. * | | |
| | species | heothinum (Naeg. & Peter) Üksip * | | |
| | species | heterodontoides (Litv. & Zahn) Üksip ex Sennikov | | |
| | species | heuffelii Janka * | 1 | |
| | species | hirsuticaule Schljakov | | |
| | species | hispidissimum (Rehm. ex Naeg. et Peter) Üksip * | | |
| species | hjeltii Norrl. | | • |
| species | hohenackeri (Sch. Bip. ex Nageli & Peter) Üksip * | | |
| | species | holmiense (Naeg. et Peter) Dahlst. * | | |
| species | hololeion Maxim. | | |
| species | hololoma Brenn. * | | |
| species | holophyllum Brenn. * | | |
| | species | homochroum Norrl. ex Schljakov | | |
| | species | homostegium Norrl. * | | |
| | species | hopense Üksip | | |
| | species | hoppeanum Schult. * | 4 | |
| | species | hosjense Schljakov | | |
| | species | hryniawiense Woloszcz. | | |
| | species | hryniewieckii Üksip | | |
| | species | hylocomum Üksip | | |
| | species | hylogeton (Kosl. & Zahn) Üksip ex Sennikov | | |
| | species | × hypeuryum Peter * | 1 | |
| species | hypoglaucum (Litv. & Zahn) Üksip ex Sennikov | | |
| | species | hypopityforme Üksip | | |
| | species | hypopitys (Litv. & Zahn) Üksip ex Sennikov | | |
| | species | hypopogon (Litv. & Zahn) Üksip ex Sennikov | | |
| | species | igoschinae Üksip | | |
| | species | ihrowyszczense (Zahn) Schljak. | | |
| | species | ilyassowoense (Zahn) Üksip * | | |
| species | imandrense Üksip | | |
| | species | imandricola Schljakov | | |
| | species | imponens Norrl. * | | |
| | species | × incaniforme Litv. et Zahn * | | |
| | species | incanum Bieb. | 1 | |
| | species | inceptans Norrl. * | | |
| | species | incomptum Norrl. | | |
| | species | inconveniens Üksip | | |
| | species | incrassatiforme Norrl. * | | |
| | species | ingricum (Naeg. & Peter) Üksip * | | |
| | species | insolens Norrl. * | | |
| | species | integratum Dahlst. * | | |
| | species | integrilingua Norrl. * | | |
| | species | inuloides Tausch | 1 | |
| | species | iremelense (Elfstr.) Üksip | | |
| | species | irriguiceps (Zahn) Schljakov | | |
| | species | irriguum auct. | | |
| species | ischnoadenum Üksip | | |
Ястребинка