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CCDB → Angiosperms → Boraginaceae → Lithospermum → Lithospermum ruderale Douglas ex Lehm.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Lithospermum ruderale Douglas ex Lehm. | Lithospermum ruderale Douglas ex Lehm. | 12 | IPCN66 | Taylor & Bockman 1966 | ||
| ! | Lithospermum ruderale Douglas ex Lehm. | Lithospermum ruderale Douglas ex Lehm. | 24 | Fedorov, 1974 | Taylor R. L., Brockman 1966 |