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CCDB → Angiosperms → Compositae → Ptilostemon → Ptilostemon echinocephalus (Willd.) Greuter
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Ptilostemon echinocephalus (Willd.) Greuter | Ptilostemon echinocephalus (Willd.) Greuter | 32(1) | Asteracea | Magulaev 1986 Bot. Zhurn. (Moscow ＆ Leningrad) | |||
| Ptilostemon echinocephalus (Willd.) Greuter | Ptilostemon echinocephalus (Willd.) Greuter | 32 | IPCN online | Magulaev, A. J. 1986. Chromosome numbers in some species of flowering plants of the Crimea and Caucasus floras. Bot. Zhurn. SSSR 71: 1575–1578. |