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CCDB → Angiosperms → Compositae → Grindelia → Grindelia squarrosa var. squarrosa
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Grindelia squarrosa var. squarrosa | Grindelia squarrosa (Pursh) Dunal | 6II(4) | Asteracea | Freeman & B. 1988 Sida (= J. Bot. Res. Inst. Texas) | |||
| Grindelia squarrosa var. squarrosa | Grindelia squarrosa (Pursh) Dunal | 6II | 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. |