|  | species | acer auct. |  | • | 
|  | species | acris auct., non L. * |  |  | 
|  | species | acris L. | 15 | • | 
|  | species | alaskanus Cronqist |  |  | 
|  | species | albidus (Spreng.) A. Gray * |  | • | 
|  | species | alexeenkoi (Krasch.) Botsch. |  |  | 
|  | species | allochrous Botsch. |  |  | 
|  | species | alpinus L. | 4 |  | 
|  | species | altaicus Popov |  |  | 
|  | species | amorphoglossus Boiss. |  |  | 
|  | species | andryaloides (DC.) Benth. ex Clarke |  |  | 
|  | species | angulosus Gaudin | 1 |  | 
|  | species | annuus (L.) Desf. * | 1 | • | 
|  | species | annuus (L.) Pers., isonym * | 2 | • | 
|  | species | aragonensis Vierh. * |  |  | 
|  | species | atticus Vill. * |  |  | 
|  | species | aucheri (DC.) Boiss. * |  |  | 
|  | species | aurantiacus Regel |  | • | 
|  | species | aureus Greene * | 1 |  | 
|  | species | azureus Regel ex Popov |  |  | 
|  | species | badachschanicus Botsch. |  |  | 
|  | species | baicalensis Botsch. |  |  | 
|  | species | bakeri Wooton & Standl. * |  |  | 
|  | species | bellidiformis Popov |  |  | 
|  | species | biramosus Botsch. |  |  | 
|  | species | bonariensis L. | 1 | • | 
|  | species | borealis (Vierh.) Simmons |  |  | 
|  | species | brachycephalus H. Lindb. |  |  | 
|  | species | brachyspermus Botsch. |  |  | 
|  | species | burejensis Barkalov * |  |  | 
|  | species | cabulicus (Boiss.) Botsch. |  | • | 
|  | species | caespitans Kom. * |  |  | 
|  | species | caespitosus Nutt. * |  |  | 
|  | species | canadensis L. |  | • | 
|  | species | capusii (Franch.) Novopokr. * |  |  | 
|  | species | caucasicus Steven | 1 |  | 
|  | species | ciliatus Ledeb. * |  |  | 
|  | species | coeruleus Popov * |  |  | 
|  | species | compositus Pursh |  |  | 
|  | species | consanguineus (Ledeb.) Novopokr. * |  |  | 
|  | species | conspicuus Rydb. * |  | • | 
|  | species | crispus Pourret | 1 |  | 
|  | species | decoloratus H. Lindb. |  |  | 
|  | species | dolichostylus Botsch. |  |  | 
|  | species | droebachensis O.F. Müll., orth. var. * |  |  | 
|  | species | droebachiensis O.F. Müll. |  |  | 
|  | species | edelbergii Rech. f. & Köie * |  | • | 
|  | species | elongatiformis (Novopokr.) Serg. |  |  | 
|  | species | elongatus auct., non Ledeb. * |  |  | 
|  | species | elongatus Ledeb. |  | • | 
|  | species | epiroticus (Vierh.) Halácsy * |  |  | 
|  | species | eriocalyx (Ledeb.) Vierh. |  | • | 
|  | species | eriocephalus J. Vahl |  |  | 
|  | species | eucephaloides Greene * |  | • | 
|  | species | farreri (W.W. Sm. & Jeffrey) Botsch. * |  |  | 
|  | species | flaccidus (Bunge) Botsch. |  | • | 
|  | species | floribundus (Kunth) Sch. Bip. * |  | • | 
|  | species | foliosus Nutt. * |  |  | 
|  | species | glabellus Nutt. * | 1 |  | 
|  | species | glaucus Ker Gawl. * |  |  | 
|  | species | grandiflorus Hook. | 1 |  | 
|  | species | grandiflorus Nutt. * |  | • | 
|  | species | graveolens L. * |  |  | 
|  | species | heterochaeta (Benth. ex C.B. Clarke) Botsch. |  |  | 
|  | species | hispidus Nutt. * |  |  | 
|  | species | hissaricus Botsch. |  |  | 
|  | species | humilis J. Graham |  |  | 
|  | species | hungaricus (Vierh.) Pawł. * |  |  | 
|  | species | hyperboreus Greene |  |  | 
|  | species | imbricatus Vierh. * |  |  | 
|  | species | incanescens Rydb. * |  |  | 
|  | species | intermedius Rchb. * |  |  | 
|  | species | kamtschaticus auct., non DC. * |  |  | 
|  | species | kamtschaticus DC. | 1 | • | 
|  | species | karatavicus Pavlov |  |  | 
|  | species | karvinskianus DC. * | 1 |  | 
|  | species | khorassanicus Boiss. |  |  | 
|  | species | koelzianus Rech. f. * |  | • | 
|  | species | komarovii Botsch. | 1 |  | 
|  | species | koraginensis (Kom.) Botsch. |  |  | 
|  | species | korotkyi Novopokr. |  | • | 
|  | species | krylovii Serg. |  |  | 
|  | species | lachnocephalus Botsch. |  | • | 
|  | species | latisquamatus Maxim. * |  |  | 
|  | species | leiophyllus Greene * |  | • | 
|  | species | leioreades Popov |  |  | 
|  | species | leucophyllus (Bunge) Boiss. |  |  | 
|  | species | leucotrichus Rydb. * |  | • | 
|  | species | lilacinus (Sennikov & Kurtto) Sennikov * |  | • | 
|  | species | linosyris (L.) Clairv. * |  | • | 
|  | species | lonchophyllus Hook. |  |  | 
|  | species | macranthus Nutt. * | 1 | • | 
|  | species | macrophyllus Herb. |  | • | 
|  | species | macrophyllus Herbich * |  |  | 
|  | species | manshuricus (Kom.) Worosch. |  |  | 
|  | species | maritimus Nutt. * |  |  | 
|  | species | mirus Anon. * |  | • | 
|  | species | miyabeanus Tatew. & Kitam. * |  |  | 
|  | species | mollissimus Rech. f. & Koie |  |  | 
|  | species | mucronatus DC. * |  |  | 
|  | species | muirii A. Gray * |  |  | 
|  | species | multiradiatus (Lindl. ex DC.) Benth. & Hook. f., nom. inval. * |  |  | 
|  | species | multiradiatus (Lindl. ex DC.) Benth. ex C.B. Clarke * | 3 |  | 
|  | species | musashensis Makino * |  | • | 
|  | species | nabidshonii Kamelin |  |  | 
|  | species | nanus Schur * | 1 |  | 
|  | species | naudinii (Bonnet) P. Fourn. * |  | • | 
|  | species | nigromontanus Boiss. & Buhse |  |  | 
|  | species | oharae (Nakai) Botsch. |  |  | 
|  | species | olgae Regel & Schmalh. |  |  | 
|  | species | oligocephalus (Schrenk) B. Fedtsch. * |  |  | 
|  | species | oreades (Schrenk) Fisch. & C.A. Mey. |  |  | 
|  | species | orientalis Boiss. |  | • | 
|  | species | pallidus Popov |  |  | 
|  | species | pamiricus Botsch. et Koczk. |  |  | 
|  | species | peregrinus (Pursh) Greene |  |  | 
|  | species | petiolaris Vierh. |  |  | 
|  | species | petiolaris Greene, nom. illeg. * |  |  | 
|  | species | petroiketes Rech. fil. |  |  | 
|  | species | pisonis Burm. f. * |  |  | 
|  | species | plurifolius Botsch. |  |  | 
|  | species | podolicus Besser |  | • | 
|  | species | politus Fr. |  | • | 
|  | species | polymorphus Scop. |  |  | 
|  | species | poncinsii (Franch.) Botsch. |  |  | 
|  | species | popovii Botsch. |  |  | 
|  | species | primuloides Popov |  |  | 
|  | species | pseuderigeron (Bunge) Popov |  |  | 
|  | species | pseuderiocephalus Popov |  |  | 
|  | species | pseudoelongatus Botsch., nom. illeg. * |  |  | 
|  | species | pseudoneglectus Popov |  |  | 
|  | species | pseudoseravschanicus Botsch. |  |  | 
|  | species | pulchellus (Willd.) DC., nom. illeg. * |  | • | 
|  | species | pyrami Botsch. |  |  | 
|  | species | × raddeanus Vierh. * |  |  | 
|  | species | radiosus Spreng. ex DC. * |  |  | 
|  | species | ramosus (Walt.) Britt. | 1 |  | 
|  | species | sachalinensis Botsch. |  |  | 
|  | species | salicinus Rydb. * |  | • | 
|  | species | schalbusi Vierh. |  |  | 
|  | species | schikotanensis Barkalov * |  |  | 
|  | species | schmalhausenii Popov |  |  | 
|  | species | seravschanicus Popov |  |  | 
|  | species | silenifolius (Turcz.) Botsch. |  |  | 
|  | species | sogdianus Popov |  |  | 
|  | species | speciosus (Lindl.) DC. | 3 | • | 
|  | species | squarrosus Lindl. * |  |  | 
|  | species | strigosus H.L. Muhl. ex Willd. * |  | • | 
|  | species | subtrinervis Rydb. ex Porter & Britton * | 2 |  | 
|  | species | sumatrensis Retz. * |  | • | 
|  | species | thunbergii A. Gray | 2 |  | 
|  | species | tianschanicus Botsch. |  |  | 
|  | species | tilingii Worosch. |  | • | 
|  | species | tricuneatus L. f. * |  |  | 
|  | species | trimorphopsis Botsch. |  |  | 
|  | species | tuberosus L. * |  |  | 
|  | species | turkestanicus (Regel & Schmalh.) O. Fedtsch. * |  | • | 
|  | species | turkestanicus Vierh., nom. illeg. * |  | • | 
|  | species | tuxtlense Sessé & Moc. ex Willd. * |  |  | 
|  | species | umbrosus (Kar. & Kir.) Boiss. |  |  | 
|  | species | unalaschkensis (DC.) Vierh. |  |  | 
|  | species | uniflorus L. | 4 | • | 
|  | species | uralensis Less. |  |  | 
|  | species | vagus Payson * |  |  | 
|  | species | vahlii Gaudich. * |  |  | 
|  | species | venustus Botsch. |  | • | 
|  | species | vicarius Botsch. |  |  | 
|  | species | vichrenensis Pawł. * |  |  | 
|  | species | villosus (L.) Steud. * |  | • | 
|  | species | violaceus Popov |  |  | 
|  | species | viscosus L. * |  | • |