Dodatak:Popis kritosjemenjača, Un
Una
uredi- status nije riješen:
- Unamia fastigiata Greene
- Unamia georgiana (A.Gray) Greene
- Unamia subcinera Greene
Angiospermae → Magnoliopsida → Asterales → Asteraceae
Unc
uredi- status nije riješen:
- Uncaria burchellii Kuntze
- Uncaria grandidieri Kuntze
- Uncaria leptocarpa Kuntze
- Uncaria peltata Kuntze
Angiospermae → Magnoliopsida → Lamiales → Pedaliacae
- Uncaria acida (Hunter) Roxb.
- Uncaria africana G.Don
- Uncaria attenuata Korth.
- Uncaria barbata Merr.
- Uncaria bernaysii F.Muell.
- Uncaria borneensis Havil.
- Uncaria callophylla Blume ex Korth.
- Uncaria canescens Korth.
- Uncaria cordata (Lour.) Merr.
- Uncaria donisii E.M.A.Petit
- Uncaria dosedlae Gilli
- Uncaria elliptica R.Br. ex G.Don (kritično ugrožena)
- Uncaria gambir (Hunter) Roxb. (gambir)
- Uncaria guianensis (Aubl.) J.F.Gmel.
- Uncaria hirsuta Havil.
- Uncaria homomalla Miq.
- Uncaria kunstleri King
- Uncaria laevigata Wall. ex G.Don
- Uncaria lancifolia Hutch.
- Uncaria lanosa Wall.
- Uncaria longiflora (Poir.) Merr.
- Uncaria macrophylla Wall.
- Uncaria nervosa Elmer
- Uncaria oligoneura Korth.
- Uncaria orientalis Guillaumin
- Uncaria paucinervis Teijsm. & Binn.
- Uncaria perrottetii (A.Rich.) Merr.
- Uncaria rhynchophylla (Miq.) Miq. ex Havil.
- Uncaria rhynchophylloides F.C.How
- Uncaria rostrata Pierre ex Pit.
- Uncaria roxburghiana Korth.
- Uncaria scandens (Sm.) Hutch.
- Uncaria schlenckerae S.Moore
- Uncaria sessilifructus Roxb.
- Uncaria sinensis (Oliv.) Havil.
- Uncaria sterrophylla Merr. & L.M.Perry
- Uncaria talbotii Wernham
- Uncaria tomentosa (Willd. ex Schult.) DC.
- Uncaria velutina Havil.
- Uncaria yunnanensis K.C.Hsia
Angiospermae → Magnoliopsida → Gentianales → Rubiaceae
- Uncarina abbreviata (Baill.) Ihlenf. & Straka
- Uncarina decaryi Humbert ex Ihlenf.
- Uncarina grandidieri (Baill.) Stapf
- Uncarina leandrii Humbert
- Uncarina leptocarpa (Decne.) Ihlenf. & Straka
- Uncarina peltata (Baker) Stapf
- Uncarina perrieri Humbert
- Uncarina roeoesliana Rauh
- Uncarina sakalava Humbert
- Uncarina stellulifera Humbert
- Uncarina turicana Lavranos
- status nije riješen:
- Uncarina ankaranensis Ihlenf.
- Uncarina didieri (Baill.) Stapf
- Uncarina ihlenfeldtiana Lavranos
- Uncarina platycarpa Lavranos
Angiospermae → Magnoliopsida → Lamiales → Pedaliacae , Uncifera , Uncinia
Une
uredi, Unedo
Ung
uredi, Ungeria , Ungernia , Ungnadia , Unguacha , Ungulipetalum
Uni
uredi, Unigenes , Uniola , Unisema
Uno
uredi, Unona , Unonopsis
Unx
uredi- Unxia camphorata L.f.
- Unxia suffruticosa (Baker) Stuessy
- status nije riješen:
- Unxia achilleoides Hemsl.
- Unxia alternifolia Spreng.
- Unxia anthemidifolia F.Phil.
- Unxia anthemifolia Bertero ex Colla