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CCDB → Angiosperms → Compositae → Senecio → Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20II(1) | Asteracea | Robinson et al. 1997 Ann. Missouri Bot. Gard. | ||
| Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20II(1) | Asteracea | Keil & P. 1976 Amer. J. Bot. | |||
| ! | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 40(1) | Asteracea | Kovanda 1978 Rhodora | ||
| ! | Senecio douglasii (E. de Candolle) DC. | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20 | 40 | IPCN online | Keil, D. J. 1981. In Chromosome number reports LXXII. Taxon 30: 705–706. | |
| ! | Senecio douglasii (E. de Candolle) DC. | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 40 | IPCN online | Kovanda, M. 1978. Chromosome numbers of miscellaneous United States l: Dicotyledons. Rhodora 80: 431–440. | ||
| Senecio douglasii var. douglasii | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20 | IPCN online | ||||
| Senecio douglasii var. douglasii | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20II | IPCN online | Freeman, C. C. & R. E. Brooks. 1988. Documented plant chromosome numbers 1988: 1. Chromosome counts for North American plants -- I. Sida 13: 241–250. | |||
| Senecio douglasii var. douglasii | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20 | IPCN online | Keil, D. J. & D. J. Pinkava. 1976. Chromosome counts and taxonomic notes for Compositae from the United States and Mexico. Amer. J. Bot. 63: 1393–1403. | |||
| ! | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | c.40 | IPCN online | Zhao, Z. & B. L. Turner. 1993. Documented chromosome numbers 1993: 3. Miscellaneous U.S.A. and Mexican species, mostly Asteraceae. Sida 15: 649–653. | ||
| ! | Senecio douglasii (E. de Candolle) DC. | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20 | IPCN67-71 | ORNDUFF, R., T. MOSQUIN, D. W. KYHOS, & P. H. RAVEN. 1967. Chromosome numbers in Compositae. VI. Senecioneae. II. Am. Jour. Bot. 54: 205-213. | ||
| ! | Senecio douglasii (E. de Candolle) DC. | Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley | 20 | Cave1963 | Ornduff et al. 1963 |