| Arten: |
| Ageratina acevedoana B.L.Turner |
| Ageratina adenophora (Spreng.) R.M.King & H.Rob. |
| Ageratina aegirophylla (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina alexanderi R.M.King & H.Rob. |
| Ageratina allenii (Standl.) R.M.King & H.Rob. |
| Ageratina altissima (L.) R.M.King & H.Rob. |
 |
| Ageratina altissima var. altissima (L.) R.M.King & H.Rob. |
| Ageratina altissima var. roanensis (Small) Clewell & Wooten |
| Ageratina amblyolepis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina ampla (Benth.) R.M.King & H.Rob. |
| Ageratina anchistea (Grashoff & Beaman) R.M.King & H.Rob. |
| Ageratina angustifolia (Kunth) R.M.King & H.Rob. |
| Ageratina anisochroma (Klatt) R.M.King & H.Rob. |
| Ageratina apollinairei (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina appendiculata V.M.Badillo |
| Ageratina arbutifolia (Benth.) R.M.King & H.Rob. |
| Ageratina areolaris (DC.) Gage ex B.L.Turner |
| Ageratina aristeguietii R.M.King & H.Rob. |
| Ageratina aristei (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina aromatica (L.) Spach |
| Ageratina articulata (Sch.Bip. ex Hieron.) R.M.King & H.Rob. |
| Ageratina asclepiadea (L.f.) R.M.King & H.Rob. |
| Ageratina astellera (B.L.Turner) B.L.Turner |
| Ageratina atrocordata (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina austin-smithii R.M.King & H.Rob. |
| Ageratina ayerscottiana B.L.Turner |
| Ageratina azangaroensis (Sch.Bip. ex Wedd.) R.M.King & H.Rob. |
| Ageratina baccharoides (Kunth) R.M.King & H.Rob. |
| Ageratina badia (Klatt) R.M.King & H.Rob. |
| Ageratina barbensis R.M.King & H.Rob. |
| Ageratina barclayae R.M.King & H.Rob. |
| Ageratina barriei B.L.Turner |
| Ageratina beamanii B.L.Turner |
| Ageratina bellidifolia (Benth.) R.M.King & H.Rob. |
| Ageratina bishopii R.M.King & H.Rob. |
| Ageratina blepharilepis (Sch.Bip.) R.M.King & H.Rob. |
| Ageratina bobjansenii B.L.Turner |
| Ageratina boekei R.M.King & H.Rob. |
| Ageratina boyacensis R.M.King & H.Rob. |
| Ageratina brandegeana (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina brevipes (DC.) R.M.King & H.Rob. |
| Ageratina burgeri R.M.King & H.Rob. |
| Ageratina bustameta R.M.King & H.Rob. |
| Ageratina calaminthifolia (Kunth) R.M.King & H.Rob. |
| Ageratina calderillensis (Hieron.) R.M.King & H.Rob. |
| Ageratina calophylla (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina camachensis (Hieron.) R.M.King & H.Rob. |
| Ageratina campyloclada (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina capazica V.M.Badillo |
| Ageratina capillipes R.M.King & H.Rob. |
| Ageratina cardiophylla (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina celestini (Cuatrec.) R.M.King & H.Rob. |
| Ageratina cerifera (McVaugh) R.M.King & H.Rob. |
| Ageratina chachapoyasensis (Cuatrec.) R.M.King & H.Rob. |
| Ageratina chazaroana B.L.Turner |
| Ageratina chiapensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina chimalapana B.L.Turner |
| Ageratina chiriquensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina choricephala (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina choricephaloides (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina collodes (B.L.Rob. & Greenm.) R.M.King & H.Rob. |
| Ageratina conspicua (Kunth & Bouché) R.M.King & H.Rob. |
| Ageratina contigua R.M.King & H.Rob. |
| Ageratina contorta (C.D.Adams) R.M.King & H.Rob. |
| Ageratina corylifolia (Griseb.) R.M.King & H.Rob. |
| Ageratina costaricensis R.M.King & H.Rob. |
| Ageratina crassiceps (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina crassiramea (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina cremasta (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina croatii R.M.King & H.Rob. |
| Ageratina cronquistii R.M.King & H.Rob. |
| Ageratina cruzii B.L.Turner |
| Ageratina cuatrecasasii R.M.King & H.Rob. |
| Ageratina cuencana (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina cutervensis (Hieron.) R.M.King & H.Rob. |
| Ageratina cuzcoensis (Hieron.) R.M.King & H.Rob. |
| Ageratina cylindrica (McVaugh) R.M.King & H.Rob. |
| Ageratina dasyneura (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina davidsei R.M.King & H.Rob. |
| Ageratina deltoidea (Jacq.) R.M.King & H.Rob. |
| Ageratina dendroides (Spreng.) R.M.King & H.Rob. |
| Ageratina desquamans (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina dictyoneura (Urb.) R.M.King & H.Rob. |
| Ageratina dillonii H.Rob. |
| Ageratina diversipila R.M.King & H.Rob. |
| Ageratina dolichobasis (McVaugh) R.M.King & H.Rob. |
| Ageratina dombeyana (DC.) R.M.King & H.Rob. |
| Ageratina dorrii V.M.Badillo |
| Ageratina elegans (Kunth) R.M.King & H.Rob. |
| Ageratina enixa (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina espinosarum (A.Gray) R.M.King & H.Rob. |
| Ageratina espinosarum var. espinosarum (A.Gray) R.M.King & H.Rob. |
| Ageratina espinosarum var. subintegrifolia (B.L.Rob.) B.L.Turner |
| Ageratina etlensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina exserto-venosa (Klatt) R.M.King & H.Rob. |
| Ageratina fastigiata (Kunth) R.M.King & H.Rob. |
| Ageratina flaviseta (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina flourensifolia (B.L.Turner) R.M.King & H.Rob. |
| Ageratina funckii (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina geminata (McVaugh) R.M.King & H.Rob. |
| Ageratina gentryana B.L.Turner |
| Ageratina gilbertii (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina glabrata (Kunth) R.M.King & H.Rob. |
| Ageratina glandulifera (Hieron.) R.M.King & H.Rob. |
| Ageratina glauca (Sch.Bip. ex Klatt) R.M.King & H.Rob. |
| Ageratina glechonophylla (Less.) R.M.King & H.Rob. |
| Ageratina glischra (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina gloeoclada (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina glyptophlebia (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina gonzalezorum B.L.Turner |
| Ageratina gracilenta (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina gracilis (Kunth) R.M.King & H.Rob. |
| Ageratina grashoffii B.L.Turner |
| Ageratina gynoxoides (Wedd.) R.M.King & H.Rob. |
| Ageratina gypsophila B.L.Turner |
| Ageratina haageana (Regel & Körn.) H.Rob. |
| Ageratina halbertiana (McVaugh) R.M.King & H.Rob. |
| Ageratina hartii (Urb.) R.M.King & H.Rob. |
| Ageratina havanensis (Kunth) R.M.King & H.Rob. |
| Ageratina hederifolia (A.Gray) R.M.King & H.Rob. |
| Ageratina helenae R.M.King & H.Rob. |
| Ageratina henzium B.L.Turner |
| Ageratina herbacea (A.Gray) R.M.King & H.Rob. |
| Ageratina hernandezii B.L.Turner |
| Ageratina herrerae R.M.King & H.Rob. |
| Ageratina hidalgensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina hirtella R.M.King & H.Rob. |
| Ageratina huehueteca (Standl. & Steyerm.) R.M.King & H.Rob. |
| Ageratina hyssopina (A.Gray) R.M.King & H.Rob. |
| Ageratina ilicifolia B.L.Turner |
| Ageratina illita (Urb.) R.M.King & H.Rob. |
| Ageratina infiernillensis R.M.King & H.Rob. |
| Ageratina intercostulata (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina intibucensis R.M.King & H.Rob. |
| Ageratina irrasa (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina isolepis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina jahnii (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina jaliscensis (B.L.Rob.) Gage ex B.L.Turner |
| Ageratina jalpana B.L.Turner |
| Ageratina jocotepecana B.L.Turner |
| Ageratina josepaneroi B.L.Turner |
| Ageratina jucunda (Greene) Clewell & Wooten |
| Ageratina juxtlahuacensis Panero & Villaseñor |
| Ageratina kochiana B.L.Turner |
| Ageratina kupperi (Suess.) R.M.King & H.Rob. |
| Ageratina lasia (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina lasioneura (Hook. & Arn.) R.M.King & H.Rob. |
| Ageratina latipes (Benth.) R.M.King & H.Rob. |
| Ageratina lemmonii (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina leptodictyon (A.Gray) R.M.King & H.Rob. |
| Ageratina liebmannii (Sch.Bip. ex Klatt) R.M.King & H.Rob. |
| Ageratina ligustrina (DC.) R.M.King & H.Rob. |
| Ageratina lobulifera (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina lopez-mirandae R.M.King & H.Rob. |
| Ageratina lucida (Ortega) R.M.King & H.Rob. |
| Ageratina macbridei (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina macdonaldii B.L.Turner |
| Ageratina macvaughii R.M.King & H.Rob. |
| Ageratina mairetiana (DC.) R.M.King & H.Rob. |
| Ageratina mairetiana var. elucens (McVaugh) B.L.Turner |
| Ageratina mairetiana var. mairetiana (DC.) R.M.King & H.Rob. |
| Ageratina malacolepis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina manantlana B.L.Turner |
| Ageratina miahuatlana B.L.Turner |
| Ageratina microcarpum (Benth.) Hemsl. |
| Ageratina miquihuana (B.L.Turner) R.M.King & H.Rob. |
| Ageratina moorei B.L.Turner |
| Ageratina mortoniana (Alain) R.M.King & H.Rob. |
| Ageratina muelleri (Sch.Bip. ex Klatt) R.M.King & H.Rob. |
| Ageratina mutiscuensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina neohintoniorum B.L.Turner |
| Ageratina neriifolia (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina nesomii B.L.Turner |
| Ageratina oaxacana (Klatt) R.M.King & H.Rob. |
| Ageratina ocanensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina occidentalis (Hook.) R.M.King & H.Rob. |
| Ageratina oligocephala (DC.) R.M.King & H.Rob. |
| Ageratina oppositifolia (A.Gray) B.L.Turner |
| Ageratina oreithales (Greenm.) B.L.Turner |
| Ageratina ovilla (Standl. & Steyerm.) R.M.King & H.Rob. |
| Ageratina palmeri (A.Gray) Gage ex B.L.Turner |
| Ageratina pampalcensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina paramensis (Aristeg.) R.M.King & H.Rob. |
| Ageratina parayana (Espinosa) B.L.Turner |
| Ageratina paucibracteata (Alain) R.M.King & H.Rob. |
| Ageratina paupercula (A.Gray) R.M.King & H.Rob. |
| Ageratina pazcuarensis (Kunth) R.M.King & H.Rob. |
| Ageratina pelotropha (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina pendula Panero & Villaseñor |
| Ageratina pentlandiana (DC.) R.M.King & H.Rob. |
| Ageratina perezii B.L.Turner |
| Ageratina petiolaris (Moc. & Sessé ex DC.) R.M.King & H.Rob. |
| Ageratina photina (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina pichinchensis (Kunth) R.M.King & H.Rob. |
| Ageratina piurae (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina popayanensis (Hieron.) R.M.King & H.Rob. |
| Ageratina potosina B.L.Turner |
| Ageratina pringlei (B.L.Rob. & Greenm.) R.M.King & H.Rob. |
| Ageratina proba (N.E.Br.) R.M.King & H.Rob. |
| Ageratina prunellifolia (Kunth) R.M.King & H.Rob. |
| Ageratina prunifolia (Kunth) R.M.King & H.Rob. |
| Ageratina pseudochilca (Benth.) R.M.King & H.Rob. |
| Ageratina psilodora (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina queretaroana B.L.Turner |
| Ageratina ramireziorum (Espinosa) B.L.Turner |
| Ageratina ramonensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina resinifera H.Rob. |
| Ageratina resiniflua (Urb.) R.M.King & H.Rob. |
| Ageratina reticulifera (Standl. & L.O.Williams) R.M.King & H.Rob. |
| Ageratina rhodopappa (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina rhodopoda (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina rhomboidea (Kunth) R.M.King & H.Rob. |
| Ageratina rhypodes (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina rhytidodes (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina riparia (Regel) R.M.King & H.Rob. |
| Ageratina riskindii B.L.Turner |
| Ageratina robinsoniana (Greene) B.L.Turner |
| Ageratina roraimensis (N.E.Br.) R.M.King & H.Rob. |
| Ageratina rothrockii (A.Gray) R.M.King & H.Rob. |
| Ageratina rubricaulis (Kunth) R.M.King & H.Rob. |
| Ageratina rupicola (B.L.Rob. & Greenm.) R.M.King & H.Rob. |
| Ageratina salicifolia R.M.King & H.Rob. |
| Ageratina saltillensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina salvadorensis R.M.King & H.Rob. |
| Ageratina sandersii B.L.Turner |
| Ageratina saxorum (Standl. & Steyerm.) R.M.King & H.Rob. |
| Ageratina scopulorum (Wedd.) R.M.King & H.Rob. |
| Ageratina scorodonioides (A.Gray) R.M.King & H.Rob. |
| Ageratina seleri B.L.Turner |
| Ageratina shastensis (D.W.Taylor & Stebbins) R.M.King & H.Rob. |
| Ageratina simulans (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina sodiroi (Hieron.) R.M.King & H.Rob. |
| Ageratina sotarensis (Hieron.) R.M.King & H.Rob. |
| Ageratina sousae B.L.Turner |
| Ageratina standleyi R.M.King & H.Rob. |
| Ageratina sternbergiana (DC.) R.M.King & H.Rob. |
| Ageratina stictophylla (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina stricta (A.Gray) R.M.King & H.Rob. |
| Ageratina subferruginea (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina subglabra R.M.King & H.Rob. |
| Ageratina subintegra (Greene) R.M.King & H.Rob. |
| Ageratina sundbergii B.L.Turner |
| Ageratina tambillensis (Hieron.) R.M.King & H.Rob. |
| Ageratina tarmensis (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina theaefolia (Benth.) R.M.King & H.Rob. |
| Ageratina thyrsiflora (Greene) R.M.King & H.Rob. |
| Ageratina tinifolia (Kunth) R.M.King & H.Rob. |
| Ageratina tomentella (Schrad.) R.M.King & H.Rob. |
| Ageratina tonduzii (Klatt) R.M.King & H.Rob. |
| Ageratina triangulata (alam. ex DC.) B.L.Turner |
| Ageratina triniona (McVaugh) R.M.King & H.Rob. |
| Ageratina tristis (DC.) R.M.King & H.Rob. |
| Ageratina urbanii (Ekman ex Urb.) R.M.King & H.Rob. |
| Ageratina vacciniaefolia (Benth.) R.M.King & H.Rob. |
| Ageratina valerioi R.M.King & H.Rob. |
| Ageratina vallincola (DC.) R.M.King & H.Rob. |
| Ageratina venulosa (A.Gray) R.M.King & H.Rob. |
| Ageratina vernalis (Vatke & Kurtz) R.M.King & H.Rob. |
| Ageratina vernicosa (Sch.Bip. ex Greenm.) R.M.King & H.Rob. |
| Ageratina viburnoides (DC.) R.M.King & H.Rob. |
| Ageratina viejoana B.L.Turner |
| Ageratina viscosa (Kunth) R.M.King & H.Rob. |
| Ageratina viscosissima (Rolfe) R.M.King & H.Rob. |
| Ageratina warnockii B.L.Turner |
| Ageratina whitei R.M.King & H.Rob. |
| Ageratina wrightii (A.Gray) R.M.King & H.Rob. |
| Ageratina wurdackii R.M.King & H.Rob. |
| Ageratina yecorana B.L.Turner |
| Ageratina zapalinama B.L.Turner |
| Ageratina zinniifolia (B.L.Rob.) R.M.King & H.Rob. |
| Ageratina zunilana (Standl. & Steyerm.) R.M.King & H.Rob. |