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CCDB → Angiosperms → Apiaceae → Heracleum → Heracleum stevenii Manden.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Heracleum stevenii Manden. | Heracleum stevenii Manden. | 22 | IPCN online | Vasilyeva, M. G., T. A. Retina & M. G. Pimenov. 1981. Chromosomal figures of some Umbelliferae of the Caucasus and the south of the european part of the USSR. Biol. Nauki (Moscow) 207 (3): 60–65. |