Bacasia corymbosa Ruiz & Pav. accepted as Barnadesia corymbosa (Ruiz & Pav.) D.Don (original description)
Bacasia spinosa Ruiz & Pav. accepted as Barnadesia dombeyana Less. (original description)
Chaetanthera Ruiz & Pav. (original description)
Chaetanthera ciliata Ruiz & Pav. (original description)
Chaetanthera serrata Ruiz & Pav. (original description)
Galinsoga quadriradiata Ruiz & Pav. (original description)
Galinsoga quinqueradiata Ruiz & Pav. accepted as Galinsoga parviflora Cav. (original description)
Molina caespitosa Ruiz & Pav. accepted as Baccharis caespitosa (Ruiz & Pav.) Pers. (original description)
Molina concava Ruiz & Pav. accepted as Baccharis ×concava F.H.Hellw. (original description)
Molina corymbosa Ruiz & Pav. accepted as Baccharis corymbosa (Ruiz & Pav.) Pers. (original description)
Molina dependens Ruiz & Pav. accepted as Baccharis dependens Pers. (original description)
Molina emarginata Ruiz & Pav. accepted as Baccharis emarginata (Ruiz & Pav.) Pers. (original description)
Molina ferruginea Ruiz & Pav. accepted as Loricaria ferruginea (Ruiz & Pav.) Wedd. (original description)
Molina incana Ruiz & Pav. accepted as Loricaria thujoides (Lam.) Sch.Bip. (original description)
Molina latifolia Ruiz & Pav. accepted as Baccharis latifolia (Ruiz & Pav.) Pers. (original description)
Molina nitida Ruiz & Pav. accepted as Baccharis nitida (Ruiz & Pav.) Pers. (original description)
Molina oblongifolia Ruiz & Pav. accepted as Baccharis oblongifolia (Ruiz & Pav.) Pers. (original description)
Molina obovata Ruiz & Pav. accepted as Baccharis chilco Kunth (original description)
Molina parviflora Ruiz & Pav. accepted as Baccharis salicifolia (Ruiz & Pav.) Pers. (original description)
Molina prostrata Ruiz & Pav. accepted as Baccharis linearifolia (Lam.) Pers. (original description)
Molina racemosa Ruiz & Pav. accepted as Baccharis racemosa (Ruiz & Pav.) DC. (original description)
Molina reticulata Ruiz & Pav. (original description)
Molina salicifolia Ruiz & Pav. accepted as Baccharis salicifolia (Ruiz & Pav.) Pers. (original description)
Molina scabra Ruiz & Pav. accepted as Baccharis scabra (Ruiz & Pav.) Pers. (original description)
Molina scandens Ruiz & Pav. accepted as Baccharis scandens (Ruiz & Pav.) Pers. (original description)
Molina striata Ruiz & Pav. accepted as Baccharis salicifolia (Ruiz & Pav.) Pers. (original description)
Molina tomentosa Ruiz & Pav. accepted as Baccharis tomentosa (Ruiz & Pav.) Pers. (original description)
Molina uniflora Ruiz & Pav. accepted as Baccharis uniflora (Ruiz & Pav.) Pers. (original description)
Molina venosa Ruiz & Pav. accepted as Baccharis venosa (Ruiz & Pav.) Pers. (original description)
Molina viscosa Ruiz & Pav. accepted as Baccharis salicifolia (Ruiz & Pav.) Pers. (original description)
Moscharia Ruiz & Pav. (original description)
Moscharia pinnatifida Ruiz & Pav. (original description)
Munnozia corymbosa Ruiz & Pav. (original description)
Munnozia lanceolata Ruiz & Pav. (original description)
Munnozia trinervis Ruiz & Pav. (original description)
Munnozia venosissima Ruiz & Pav. (original description)
Mutisia acuminata Ruiz & Pav. (original description)
Mutisia spinosa Ruiz & Pav. (original description)
Mutisia subulata Ruiz & Pav. accepted as Mutisia subulata f. subulata (original description)
Plazia conferta Ruiz & Pav. (original description)
Sobreyra oblonga Ruiz & Pav. accepted as Enydra sessilifolia (Ruiz & Pav.) Cabrera (original description)
Sobreyra sessiliflora Ruiz & Pav. (original description)
Soliva pedicellata Ruiz & Pav. accepted as Cotula mexicana (DC.) Cabrera (original description)
Tessaria dentata Ruiz & Pav. accepted as Tessaria integrifolia Ruiz & Pav. (original description)
Tessaria integrifolia Ruiz & Pav. (original description)
Triptilion spinosum Ruiz & Pav. (original description)
Vermifuga corymbosa Ruiz & Pav. accepted as Flaveria bidentis (L.) Kuntze (original description)