Achillea aleppica DC. (original description)
Achillea damascena DC. accepted as Achillea falcata L. (original description)
Achillea erioclada DC. accepted as Aspilia floribunda (Gardner) Baker (original description)
Achillea imbricata (Labill.) Aucher ex DC. accepted as Achillea membranacea (Labill.) DC. (original description)
Achillea lenensis Turcz. ex DC. accepted as Achillea ptarmica L. (original description)
Achillea pallescens DC. accepted as Achillea grandifolia Friv. (original description)
Achyrophorus ambiguus DC. accepted as Hypochaeris cretensis (L.) Bory & Chaub. (original description)
Achyrophorus andinus DC. accepted as Hypochaeris arenaria Gaudich. (original description)
Achyrophorus apargioides DC. (original description)
Achyrophorus arenarius DC. (original description)
Achyrophorus aurantiacus DC. accepted as Hypochaeris ciliata (Thunb.) Makino (original description)
Achyrophorus chrysanthus DC. accepted as Hypochaeris scorzonerae (DC.) F.Muell. (original description)
Achyrophorus oxydontus DC. accepted as Hypochaeris cretensis (L.) Bory & Chaub. (original description)
Achyrophorus petiolaris DC. (original description)
Achyrophorus pinnatifidus DC. (original description)
Achyrophorus ramosus DC. (original description)
Achyrophorus scorzonerae DC. accepted as Hypochaeris scorzonerae (DC.) F.Muell. (original description)
Achyrophorus serioloides DC. accepted as Hypochaeris cretensis (L.) Bory & Chaub. (original description)
Achyrophorus sonchoides DC. (original description)
Achyrophorus tenuifolius DC. (original description)
Acilepis lanata Spreng. ex DC. accepted as Dicoma tomentosa Cass. (original description)
Acourtia formosa DC. accepted as Acourtia patens (A.Gray) Reveal & R.M.King (original description)
Acourtia microcephala DC. (original description)
Acourtia moschata DC. (original description)
Acourtia rigida DC. accepted as Acourtia fruticosa (La Llave & Lex.) B.L.Turner (original description)
Acourtia turbinata DC. accepted as Acourtia turbinata (La Llave & Lex.) Reveal & R.M.King (original description)
Actinomeris helianthoides var. elliotii DC. (original description)
Actinomeris helianthoides var. nuttallii DC. (original description)
Adenostyles leucophylla DC. accepted as Adenostyles leucophylla (Willd.) Rchb. (original description)
Agrianthus corymbosus DC. accepted as Stylotrichium corymbosum (DC.) Mattf. (original description)
Ainsliaea DC. (original description)
Ainsliaea aptera DC. (original description)
Ainsliaea pteropoda DC. accepted as Ainsliaea latifolia (D.Don) Sch.Bip. (original description)
Allomia DC. accepted as Alomia Kunth (basis of record)
Amblachaenium Turcz. ex DC. accepted as Hypochaeris L. (original description)
Amblachaenium aurantiacum Turcz. ex DC. accepted as Hypochaeris ciliata (Thunb.) Makino (original description)
Amphirhapis ceylanica (Arn.) DC. (original description)
Amphirhapis zeylanica DC. accepted as Microglossa zeylanica (Arn.) Benth. & Hook.f. (original description)
Anandria bellidiastrum DC. (original description)
Andryala agardhii Haens. ex DC. (original description)
Andryala diffusa Jan ex DC. accepted as Andryala integrifolia L. (original description)
Andryala laxiflora DC. (original description)
Andryala macrocephala Boiss. ex DC. accepted as Andryala ragusina L. (original description)
Andryala tenuifolia (Tineo) DC. (original description)
Andryala varia Lowe ex DC. accepted as Andryala glandulosa subsp. cheiranthifolia (L'Hér.) Greuter (original description)
Anisoramphus DC. accepted as Crepis L. (original description)
Anisoramphus hypochaerideus DC. accepted as Crepis hypochoeridea (DC.) Thell. (original description)
Apargia angustifolia Schleich. ex DC. accepted as Leontodon tenuiflorus (Gaudin) Rchb. (original description)
Apargia arenaria Moretti ex DC. accepted as Leontodon berinii (Bartl.) Roth (original description)
Apargia berinii Jan ex DC. accepted as Leontodon berinii (Bartl.) Roth (original description)
Apargia canescens Sieber ex DC. accepted as Leontodon berinii (Bartl.) Roth (original description)
Apargia guestphalica boenning. ex Rchb. accepted as Leontodon biscutellifolius DC. (original description)
Apargia tergestina Hoppe ex DC. accepted as Leontodon saxatilis Lam. (original description)
Apogon gracilis DC. accepted as Krigia cespitosa (Raf.) K.L.Chambers (original description)
Arctotis hispidella Juss. ex DC. accepted as Hispidella hispanica barnad. ex Lam. (original description)
Arnica cordata E.Mey. ex DC. accepted as Gerbera tomentosa DC. (original description)
Arnica pilosella Burm. ex DC. (original description)
Arrowsmithia DC. (original description)
Arrowsmithia styphelioides DC. (original description)
Aspideium Zollik. ex DC. accepted as Chondrilla (Tourn.) Tourn. ex L. (original description)
Aster chamaedrifolius Lam. ex DC. accepted as Printzia polifolia (L.) Hutch. (original description)
Aster chrysocomoides Turcz. ex DC. accepted as Aster alpinus L. (original description)
Aster intermedius Turcz. ex DC. accepted as Aster flaccidus Bunge (original description)
Aster trinervis Ruiz & Pav. ex DC. accepted as Lycoseris trinervis (D.Don) S.F.Blake (original description)
Asteriscus lanuginosus Aucher ex DC. accepted as Rhanteriopsis lanuginosa (DC.) Rauschert (original description)
Asterothrix hispanica (Willd.) DC. accepted as Picris hispanica (Willd.) P.D.Sell (original description)
Atractylodes DC. (original description)
Atractylodes lancea (Thunb.) DC. (original description)
Bacasia lanceolata Ruiz & Pav. ex DC. accepted as Barnadesia dombeyana Less. (original description)
Baccharis blanchetiana DC. accepted as Moquiniastrum blanchetianum (DC.) G. Sancho (original description)
Baccharis denticulata D.Don (original description)
Baccharis resiniflua Steud. & Hochst. ex DC. accepted as Psiadia punctulata (DC.) Vatke (original description)
Baccharis trimera var. carqueja DC. accepted as Baccharis genistelloides subsp. crispa (Spreng.) Joch.Müll. (original description)
Barkhausia aculeata DC. accepted as Crepis aculeata (DC.) Boiss. (original description)
Barkhausia balbisiana DC. accepted as Crepis bursifolia L. (original description)
Barkhausia byzantina DC. accepted as Crepis foetida subsp. rhoeadifolia (M.Bieb.) Čelak. (original description)
Barkhausia flexuosa (Ledeb.) DC. accepted as Askellia flexuosa (Ledeb.) W.A.Weber (original description)
Barkhausia haenseleri Boiss. ex DC. accepted as Crepis vesicaria subsp. taraxacifolia (Thuill.) Thell. (original description)
Barkhausia nana (Richardson) DC. accepted as Askellia pygmaea (Ledeb.) Sennikov (original description)
Barkhausia nana var. lyratifolia Turcz. accepted as Askellia pygmaea (Ledeb.) Sennikov (original description)
Barkhausia paludosa Baumg. ex DC. accepted as Crepis paludosa (L.) Moench (original description)
Barkhausia porrifolia (D.Don) DC. accepted as Crepis porrifolia D.Don (original description)
Barkhausia recognita (Haller f.) DC. accepted as Crepis vesicaria subsp. taraxacifolia (Thuill.) Thell. (original description)
Barkhausia roylei DC. accepted as Crepis sancta (L.) Bornm. (original description)
Barkhausia scapigera Kunze ex DC. (original description)
Barkhausia tenuifolia (Willd.) DC. accepted as Crepidifolium tenuifolium (Willd.) Sennikov (original description)
Barnadesia spinosa Willd. ex DC. accepted as Barnadesia arborea Kunth (original description)
Belenidium ad. ex DC. accepted as Hymenatherum Cass. accepted as Dyssodia Cav. (original description)
Belenidium candolleanum Arn. ex DC. accepted as Thymophylla pentachaeta var. belenidium (DC.) Strother (original description)
Bellis pappulosa Boiss. ex DC. (original description)
Berkheya albida lichtst. ex DC. accepted as Dicoma capensis Less. (original description)
Berniera DC. accepted as Gerbera L. (original description)
Berniera nepalensis DC. accepted as Gerbera maxima (D.Don) Beauverd (original description)
Bigelowia viscidiflora (Hook.) DC. accepted as Chrysothamnus viscidiflorus (Hook.) Nutt. (original description)
Brachyramphus DC. accepted as Launaea Cass. (original description)
Brachyramphus goraeensis (Lam.) DC. accepted as Launaea intybacea (Jacq.) Beauverd (original description)
Brachyramphus intybaceus (Jacq.) DC. accepted as Launaea intybacea (Jacq.) Beauverd (original description)
Brachyramphus sonchifolius DC. accepted as Launaea intybacea (Jacq.) Beauverd (original description)
Brachyramphus taraxacoides DC. accepted as Launaea intybacea (Jacq.) Beauverd (original description)
Bulbostylis lanata DC. accepted as Brickellia lanata (DC.) A.Gray (original description)