Bidens rosea var. aequisquama Fernald accepted as Bidens aequisquama var. aequisquama (Fernald) Sherff (original description)
Brickellia betonicaefolia var. elliptica B.L.Rob. (original description)
Brickellia betonicifolia var. conduplicata B.L.Rob. accepted as Brickellia conduplicata (B.L.Rob.) B.L.Rob. (original description)
Brickellia saltillensis B.L.Rob. accepted as Brickellia secundiflora var. secundiflora (Lag.) A.Gray (original description)
Cacalia goldsmithii B.L.Rob. accepted as Psacalium goldsmithii (B.L.Rob.) H.Rob. & Brettell (original description)
Cacalia holwayana B.L.Rob. accepted as Psacalium holwayanum (B.L.Rob.) Rydb. (original description)
Cacalia michoacana B.L.Rob. accepted as Senecio michoacanus (B.L.Rob.) B.L.Turner & T.M.Barkley (original description)
Coreopsis pringlei B.L.Rob. (original description)
Cymophora B.L.Rob. (original description)
Cymophora pringlei B.L.Rob. (original description)
Eupatorium acutidentatum B.L.Rob. accepted as Ageratina acutidentata (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium betulifolium (Greene) B.L.Rob. accepted as Ageratina herbacea (A.Gray) R.M.King & H.Rob. (original description)
Eupatorium campechense B.L.Rob. accepted as Critonia campechensis (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium chrysostyloides B.L.Rob. accepted as Flyriella leonensis (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium durangense B.L.Rob. accepted as Ageratina durangensis (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium durangense var. angustius B.L.Rob. accepted as Ageratina venulosa (A.Gray) R.M.King & H.Rob. (original description)
Eupatorium erythrocomum B.L.Rob. accepted as Ageratina oligocephala (DC.) R.M.King & H.Rob. (original description)
Eupatorium hospitale B.L.Rob. accepted as Critonia hospitalis (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium hymenolepis B.L.Rob. accepted as Fleischmannia pycnocephala (Less.) R.M.King & H.Rob. (original description)
Eupatorium isolepis B.L.Rob. accepted as Ageratina isolepis (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium phoenicolepis var. guatemalensis B.L.Rob. accepted as Peteravenia phoenicolepis (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium saltillense B.L.Rob. accepted as Ageratina saltillensis (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium sexangulare (Klatt) B.L.Rob. accepted as Critonia sexangularis (Klatt) R.M.King & H.Rob. (original description)
Eupatorium sphenopodum B.L.Rob. accepted as Flyriella sphenopoda (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium thyrsiflorum (Greene) B.L.Rob. accepted as Ageratina thyrsiflora (Greene) R.M.King & H.Rob. (original description)
Eupatorium thyrsiflorum var. holoclerum B.L.Rob. accepted as Ageratina thyrsiflora (Greene) R.M.King & H.Rob. (original description)
Flaveria bidentis B.L.Rob. accepted as Flaveria bidentis (L.) Kuntze (original description)
Galinsoga filiformis var. epapposa B.L.Rob. accepted as Stenocarpha filiformis (Hemsl.) S.F.Blake (original description)
Guardiola palmeri B.L.Rob. (original description)
Lagascea helianthifolia var. adenocaulis B.L.Rob. accepted as Lagascea helianthifolia var. helianthifolia Kunth (original description)
Lagascea helianthifolia var. levior (B.L.Rob.) B.L.Rob. (original description)
Lagascea helianthifolia var. suaveolens (Kunth) B.L.Rob. (original description)
Lagascea palmeri (B.L.Rob.) B.L.Rob. (original description)
Lagascea pringlei B.L.Rob. (original description)
Liabum caducifolium B.L.Rob. & Bartlett accepted as Sinclairia caducifolia (B.L.Rob. & Bartlett) Rydb. (original description)
Liabum deamii B.L.Rob. & Bartlett accepted as Sinclairia deamii (B.L.Rob. & Bartlett) Rydb. (original description)
Loxothysanus B.L.Rob. (original description)
Loxothysanus filipes B.L.Rob. accepted as Loxothysanus sinuatus (Less.) B.L.Rob. (original description)
Loxothysanus sinuatus (Less.) B.L.Rob. (original description)
Nocca helianthifolia var. levior B.L.Rob. accepted as Lagascea helianthifolia var. levior (B.L.Rob.) B.L.Rob. (original description)
Perezia arachnolepis B.L.Rob. accepted as Acourtia turbinata (La Llave & Lex.) Reveal & R.M.King (original description)
Perezia lepidopoda B.L.Rob. accepted as Acourtia lepidopoda (B.L.Rob.) Reveal & R.M.King (original description)
Pericome macrocephala B.L.Rob. (original description)
Perymenium globosum B.L.Rob. (original description)
Piqueria longipetiolata B.L.Rob. accepted as Phalacraea longipetiolata (B.L.Rob.) R.M.King & H.Rob. (original description)
Senecio ctenophyllus Greenm. (original description)
Senecio loratifolius Greenm. (original description)
Senecio stenophyllus Greenm. (original description)
Stevia alatipes B.L.Rob. accepted as Stevia hintonii (Grashoff) B.L.Turner (original description)
Stevia lozanoi B.L.Rob. accepted as Stevia viscida Kunth (original description)
Stevia plummerae var. durangensis B.L.Rob. (original description)
Tagetes stenophylla B.L.Rob. (original description)
Tridax platyphylla B.L.Rob. (original description)
Verbesina montanoifolia var. leptopoda B.L.Rob. (original description)
Verbesina pedunculosa (DC.) B.L.Rob. (original description)
Verbesina pleistocephala (Donn.Sm.) B.L.Rob. (original description)
Zinnia tenella B.L.Rob. (original description)