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CCDB → Angiosperms → Compositae → Grindelia → Grindelia microcephala DC.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Grindelia microcephala DC. | Grindelia microcephala DC. | 6II(2) | 12(2) | Asteracea | Dunford 1971a Southw. Naturalist | ||
| Grindelia microcephala var. microcephala | Grindelia microcephala DC. | 6(1) | Asteracea | Powell & P. 1978 Madrono | |||
| Grindelia microcephala DC. | Grindelia microcephala DC. | 12 | IPCN online | Dunford, M. P. 1969. Chromosome numbers of six Texas species of Grindelia and meiotic analysis of some interspecific hybrids. J. Colorado-Wyoming Acad. Sci. 6(2): 20. | |||
| Grindelia microcephala var. microcephala | Grindelia microcephala DC. | 6 | IPCN online | Powell, A. M. & S. A. Powell. 1978. Chromosome Numbers in Asteraceae. Madroño 25(3): 160–169. | |||
| Grindelia microcephala var. microcephala | Grindelia microcephala DC. | 6 | IPCN online | Powell, A. M. & S. A. Powell. 1978. Chromosome Numbers in Asteraceae. Madroño 25(3): 160–169. | |||
| Grindelia microcephala DC. | Grindelia microcephala DC. | 6 | IPCN67-71 | DUNFORD, M.P. 1970. In IOPB chromosome number reports xxv. Taxon 19: 102-113. | |||
| Grindelia microcephala DC. | Grindelia microcephala DC. | 12 | IPCN67-71 | DUNFORD, M.P. 1971. Chromosome characteristics of Texas species of Grindelia (Compositael and some interspecific hybrids. southw. Naturalist 16: 131-142. | |||
| ! | Grindelia microcephala DC. | Grindelia microcephala DC. | 12 | eFlora |