Search for Rudbeckia triloba returned 597 results.

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  1. species: Rudbeckia lanceolata Bisch.

    Synonym of Rudbeckia hirta var. pulcherrima Farw.

  2. species: Rudbeckia globosa Nutt.

    Synonym of Ratibida tagetes (E.James) Barnhart

  3. species: Rudbeckia tagetes E.James

    Synonym of Ratibida tagetes (E.James) Barnhart

  4. species: Rudbeckia nudicaulis Nutt. ex Sweet

    Synonym of Rudbeckia grandiflora (Sweet) C.C.Gmel. ex DC.

  5. species: Rudbeckia ampla A.Nelson

    Synonym of Rudbeckia laciniata var. ampla (A.Nelson) Cronquist

  6. species: Rudbeckia rupestris Chick.

    Synonym of Rudbeckia triloba var. rupestris (Chick.) A.Gray

  7. species: Rudbeckia alata Jacq.

    Synonym of Helenium quadridentatum Labill.

  8. species: Rudbeckia porteri A.Gray

    Synonym of Helianthus porteri (A.Gray) Pruski

  9. species: Rudbeckia apetala Torr. ex Nutt.

    Synonym of Helianthus radula (Pursh) Torr. & A.Gray

  10. species: Rudbeckia radula Pursh

    Synonym of Helianthus radula (Pursh) Torr. & A.Gray