| Asteraceae | |
Oligosporus adfinis
| Less. | Linnaea 9: 164, 190 | 1834 |
| Asteraceae | |
Oligosporus affinis
| Less. | Linnaea 9: 164 | 1834 |
| Asteraceae | |
Oligosporus albiceratus
| Poljakov | | |
| Asteraceae | |
Oligosporus arenarius
| Poljakov | | |
| Asteraceae | |
Oligosporus bargusinensis
| (Spreng.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1961 |
| Asteraceae | |
Oligosporus borealis
| (Pall.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1961 |
| Asteraceae | |
Oligosporus campestris
| (L.) Cass. | Dict. Sci. Nat. (ed. 2) 36: 25 | 1826 |
| Asteraceae | |
Oligosporus capillaris
| (Thunb.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1967 |
| Asteraceae | |
Oligosporus changaicus
| (Krasch.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 169 | 1961 |
| Asteraceae | |
Oligosporus commutatus
| (Besser) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1961 |
| Asteraceae | |
Oligosporus condimentarium
| Cass. | Dict. Nat. 36: 26 | 1826 |
| Asteraceae | |
Oligosporus daghestanicus
| Poljakov | | |
| Asteraceae | |
Oligosporus demissus
| (Krasch.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1961 |
| Asteraceae | |
Oligosporus desertorum
| (Spreng.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1961 |
| Asteraceae | |
Oligosporus dimoanus
| Poljakov | | |
| Asteraceae | |
Oligosporus dracunculiformis
| Poljakov | | |
| Asteraceae | |
Oligosporus dracunculinus
| (S. Watson) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 170 | 1961 |
| Asteraceae | |
Oligosporus dracunculoides
| (Pursh) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 170 | 1961 |
| Asteraceae | |
Oligosporus dracunculus
| (L.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 166 | 1961 |
| Asteraceae | |
Oligosporus duthreuil-de-rhinsi
| (Krasch.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 169 | 1961 |
| Asteraceae | |
Oligosporus emarginatus
| Gaudich. | Ann. Sci. Nat. (Paris) 5: 104 | 1825 |
| Asteraceae | |
Oligosporus filifolius
| (Torr.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 170 | 1961 |
| Asteraceae | |
Oligosporus giraldii
| (Pamp.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 169 | 1961 |
| Asteraceae | |
Oligosporus glaucus
| (Pall. ex Willd.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 166 | 1961 |
| Asteraceae | |
Oligosporus groenlandicus
| (Wormsk.) Á. Löve & D. Löve | Bot. Not. 128(4): 521 | 1975 [1976] |
| Asteraceae | |
Oligosporus halodendron
| (Turcz. ex Besser) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 168 | 1961 |
| Asteraceae | |
Oligosporus henriettae
| Poljakov | | |
| Asteraceae | |
Oligosporus jacquemontiana
| (Besser) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 168 | 1968 |
| Asteraceae | |
Oligosporus japonicus
| (Thunb.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1961 |
| Asteraceae | |
Oligosporus kelleri
| Poljakov | | |
| Asteraceae | |
Oligosporus kuschakewiczii
| (C. Winkl.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 168 | 1961 |
| Asteraceae | |
Oligosporus ledebourianus
| Poljakov | | |
| Asteraceae | |
Oligosporus limosus
| Poljakov | | |
| Asteraceae | |
Oligosporus lipskyi
| Poljakov | | |
| Asteraceae | |
Oligosporus littoricolus
| (Kitam.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1961 |
| Asteraceae | |
Oligosporus lobulifolium
| Poljakov | | |
| Asteraceae | |
Oligosporus macilentus
| (Maxim.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 167 | 1967 |
| Asteraceae | |
Oligosporus marschallianus
| (Spreng.) Less. | Linnaea 9: 191 | 1834 |
| Asteraceae | |
Oligosporus mexicanus
| (Willd. ex Spreng.) Less. | Syn. Gen. Compos. 264 | 1832 |
| Asteraceae | |
Oligosporus nanschanicus
| (Krasch.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 169 | 1961 |
| Asteraceae | |
Oligosporus pacificus
| (Nutt.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 170 | 1961 |
| Asteraceae | |
Oligosporus pamiricus
| (C. Winkl.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 166 | 1961 |
| Asteraceae | |
Oligosporus pannosus
| Poljakov | | |
| Asteraceae | |
Oligosporus parviflorus
| (Buch.-Ham. ex D. Don) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 170 | 1961 |
| Asteraceae | |
Oligosporus pycnocephalus
| Less. | Linnaea 6(3): 524 | 1831 |
| Asteraceae | |
Oligosporus pycnorhizus
| (Ledeb.) Poljakov | | |
| Asteraceae | |
Oligosporus quinquelobus
| Poljakov | | |
| Asteraceae | |
Oligosporus salsoloides
| Willd. | | |
| Asteraceae | |
Oligosporus saposhnikovii
| (Krasch. ex Poljak.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 168 | 1961 |
| Asteraceae | |
Oligosporus scoparius
| (Waldst. & Kit.) Less. | Linnaea 9: 191 | 1834 |
| Asteraceae | |
Oligosporus scoparius
| (Waldst. & Kit.) Poljakov | | |
| Asteraceae | |
Oligosporus songaricus
| (Schrenk ex Fisch. & C.A. Mey.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 168 | 1961 |
| Asteraceae | |
Oligosporus sphaerocephalus
| (Krasch.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 169 | 1961 |
| Asteraceae | |
Oligosporus tomentellus
| Poljakov | | |
| Asteraceae | |
Oligosporus trautvetterana
| Poljakov | | |
| Asteraceae | |
Oligosporus wellbyi
| (Hemsl. & H. Pearson) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 169 | 1961 |
| Asteraceae | |
Oligosporus xanthochlous
| (Krasch.) Poljakov | Trudy Inst. Bot. Akad. Nauk Kazakhst. SSR 11: 169 | 1961 |