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CCDB → Angiosperms → Boraginaceae → Echium → Echium webbii Coincy
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Echium webbii Coincy | Echium webbii Coincy | 8 | IPCN72 | BRAMWELL, D., C.J. HUMPHRIES, B.G. MURRAY, & S.J. OWENS. 1972. Chromosome studies in the flora of Macaronesia. Bot. Notiser 125: 139-152. | |||
| ! | Echium webbii Coincy | Echium webbii Coincy | 16 | C-values database | Suda J, Kyncl T, Jarolimova V. 2005. Genome size variation in Macaronesian angiosperms: forty percent of the Canarian endemic flora completed. Plant Systematics and Evolution 252: 215-238. |