Achillea bannatica Kit. ex DC. (original description)
Achillea conferta DC. (original description)
Achillea eriophora DC. (original description)
Achillea membranacea (Labill.) DC. (original description)
Achillea montana Schleich. ex DC. (original description)
Achillea occidentalis Raf. ex DC. (original description)
Achillea oligocephala DC. (original description)
Achillea salicifolia Besser (original description)
Achillea sambucina Thouin ex DC. (original description)
Achyrocline (Less.) DC. (original description)
Achyrocline alata (Kunth) DC. (original description)
Achyrocline bogotensis (Kunth) DC. (original description)
Achyrocline candicans (Kunth) DC. (original description)
Achyrocline celosioides (Kunth) DC. (original description)
Achyrocline flaccida (Weinm.) DC. (original description)
Achyrocline mathiolifolia DC. (original description)
Achyrocline satureioides (Lam.) DC. (original description)
Achyrocline vargasiana DC. (original description)
Achyrocline vauthieriana DC. (original description)
Adenochaena DC. (original description)
Amberboa erucifolia DC. (original description)
Amberboa moschata (L.) DC. (original description)
Amberboa wallichiana DC. (original description)
Amphidoxa DC. accepted as Gnaphalium L. (original description)
Amphiglossa DC. (original description)
Amphiglossa callunoides DC. (original description)
Amphiglossa corrudaefolia DC. accepted as Amphiglossa corrudifolia DC. (original description)
Amphiglossa perotrichoides DC. accepted as Pterothrix perotrichoides (DC.) Harv. (original description)
Amphiglossa triflora DC. accepted as Pterothrix spinescens DC. (original description)
Anaphalis adnata Wall. ex DC. (original description)
Anaphalis araneosa DC. (original description)
Anaphalis brevifolia DC. (original description)
Anaphalis busua (Buch.-Ham.) DC. (original description)
Anaphalis leptophylla (DC.) DC. (original description)
Anaphalis longifolia (Blume) Blume ex DC. (original description)
Anaphalis neelgerryana (DC.) DC. (original description)
Anaphalis notoniana (DC.) DC. (original description)
Anaphalis nubigena DC. (original description)
Anaphalis royleana DC. (original description)
Anaphalis viscida (Blume) DC. (original description)
Anaphalis wightiana (Wall ex DC.) DC. (original description)
Anaxeton asperum (Thunb.) DC. (original description)
Anaxeton virgatum DC. (original description)
Antennaria monocephala DC. (original description)
Anthemis hyalina DC. (original description)
Anthemis lithuanica Besser ex DC. (original description)
Anthemis scariosa DC. (original description)
Arctotis adpressa DC. (original description)
Arctotis campanulata DC. (original description)
Arctotis corruscans DC. (original description)
Arctotis cuneata DC. (original description)
Arctotis leptorhiza DC. (original description)
Arctotis pusilla DC. (original description)
Arctotis venidioides DC. (original description)
Artemisia cannabina Jacquem. ex Besser (original description)
Artemisia compacta Fisch. ex DC. (original description)
Artemisia glabra Jacquem. ex Besser (original description)
Artemisia glutinosa J.Gay (original description)
Artemisia gnaphalioides Besser (original description)
Artemisia granatensis Boiss. ex DC. (original description)
Artemisia grandiflora DC. (original description)
Artemisia lactiflora Wall. ex DC. (original description)
Artemisia pallens Wall. ex DC. (original description)
Artemisia paniculaeformis DC. (original description)
Artemisia plumosa Fisch. ex Besser (original description)
Artemisia pycnocephala (Less.) DC. (original description)
Artemisia scariosa Rich. ex Besser (original description)
Artemisia suaveolens Fisch. (original description)
Artemisia tenuifolia Adams ex DC. (original description)
Athanasia microphylla DC. (original description)
Athanasia pachycephala DC. (original description)
Athanasia rugulosa E.Mey. ex DC. (original description)
Athanasia sertulifera DC. (original description)
Athrixia angustissima DC. (original description)
Athrixia debilis DC. (original description)
Athrixia ericifolia DC. (original description)
Athrixia phylicoides DC. (original description)
Atractylis radiciflora DC. (original description)
Bennetia DC. (original description)
Berkheya canescens DC. (original description)
Berkheya setifera DC. (original description)
Berkheya umbellata DC. (original description)
Brachanthemum DC. (original description)
Brachanthemum fruticulosum (Ledeb.) DC. (original description)
Breteuillia Buc'hoz ex DC. (original description)
Calendula anemoniflora Breit. ex DC. (original description)
Calendula linifolia Wendl. ex DC. (original description)
Calendula maderensis DC. accepted as Calendula incana subsp. maderensis (DC.) Ohle (original description)
Calendula maritima Lowe ex DC. (original description)
Calendula stellata Lowe ex DC. (original description)
Carduncellus caeruleus (L.) DC. accepted as Carthamus caeruleus L. accepted as Carduncellus caeruleus (L.) Less. (original description)
Carduncellus pectinatus (Desf.) DC. (original description)
Carduncellus pinnatus (Desf.) DC. (original description)
Carduus centauroides Buch.-Ham. ex DC. (original description)
Carduus indicus j.g.klein ex Wall. (original description)
Carduus myriacanthus Salzm. (original description)
Carduus sardous DC. (original description)
Carlina lanata Pall. ex DC. (original description)
Carlina macrophylla (Desf.) DC. (original description)
Carlina nebrodensis Guss. (original description)