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CCDB → Angiosperms → Lamiaceae → Roylea → Roylea calycina (Roxb.) Briq.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Roylea calycina (Roxb.) Briq. | Roylea cinerea (D. Don) Baill. | 17 | IPCN online | Gill, L. S. 1984. The incidence of polyploidy in the West-Himalayan Labiatae. Rev. Cytol. Biol. Vég., Bot. 7: 5–16. | |||
| ! | Roylea calycina (Roxb.) Briq. | Roylea cinerea (D. Don) Baill. | 17 | IPCN67-71 | MEHRA, P.N., & L.S. GILL. 1968. In IOPB chromosome number reports XVIII. Taxon 17: 419-422. | ||
| ! | Roylea calycina (Roxb.) Briq. | Roylea cinerea (D. Don) Baill. | 17 | IPCN67-71 | GILL, L.S. 1970. Cytological observations on West-Himalayan Labiatae: Tribe Stachydeae. Phyton (Buenos Aires) 27: 177-184. | ||
| ! | Roylea calycina (Roxb.) Briq. | Roylea cinerea (D. Don) Baill. | 34 | Kumar, 1987 | Mehra, P.N. & Gill, L.S. 1968b ; Gill, L.S. 1970 |