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CCDB → Angiosperms → Boraginaceae → Echium → Echium triste
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Echium triste | Echium triste Svent. | 16, 32 | IPCN online | Febles, R. 1989. Estudios en la flora Macaronesica: algunos números de cromosomas VI. Bot. Macaronés. IV, Cien. 17: 57–76. | ||
| ! | Echium triste subsp. nivariense (Svent.) Bramwell | Echium triste subsp. nivariense (Svent.) Bramwell | 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. |