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CCDB → Angiosperms → Compositae → Helianthus → Helianthus rigidus (Cass.) Desf.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Helianthus rigidus (Cass.) Desf. | Helianthus pauciflorus Nutt. | 102 | Slovakia Database | Uhríková A. & Feráková V., 1978: [Report], pp. 379. - In: Löve Á. (ed.), IOPB Chromosome Number Reports LXI, Taxon 27 /4. | |||
| Helianthus rigidus (Cass.) Desf. | Helianthus pauciflorus Nutt. | 51(1) | Asteracea | Wagner 1932 Zeitschr. f. indukt. Abstamm. u. Vererbungslehre (= Mol. Genet. Genomics) | |||
| Helianthus rigidus (Cass.) Desf. | Helianthus pauciflorus Nutt. | 34 | 68 | IPCN online | Love, A. & D. Love. 1982. In: A Löve (ed.), IOPB chromosome number reports LXXV. Taxon 31(2): 344–360. | ||
| Helianthus rigidus (Cass.) Desf. | Helianthus pauciflorus Nutt. | 102 | IPCN online | Uhrikova, A. & A. PLOCEK. 1978. In IOPB chromosome number reports LXI. Taxon 27: 375–392. | |||
| ! | Helianthus rigidus (Cass.) Desf. | Helianthus pauciflorus Nutt. | 102 | Darlington, 1955 | |||
| ! | Helianthus rigidus (Cass.) Desf. | Helianthus pauciflorus Nutt. | 51 | Cave1956supp | Heiser & Smith 1955 | ||
| ! | Helianthus rigidus (Cass.) Desf. | Helianthus pauciflorus Nutt. | 51 | Cave1963 | Clev. & Heiser 1963 |