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CCDB → Angiosperms → Compositae → Grindelia → Grindelia fastigiata Greene
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Grindelia fastigiata Greene | Grindelia hirsutula Hook. & Arn. | 6 | IPCN online | Dunford, M. 1986. Chromosome relationships of diploid species of Grindelia (Compositae) from Colorado, New Mexico and adjacent areas. Amer. J. Bot. 73: 297–303. | |||
| Grindelia fastigiata Greene | Grindelia hirsutula Hook. & Arn. | 6 | IPCN67-71 | DUNFORD, M.P. 1970. In IOPB chromosome number reports xxv. Taxon 19: 102-113. |