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CCDB → Angiosperms → Rubiaceae → Galium → Galium helodes Hoffmanns. & Link
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Galium helodes Hoffmanns. & Link | Galium papillosum subsp. helodes (Hoffmanns. & Link) Malag. ex O. Oliv. & Devesa | 22 | Flora Iberica | Cytotaxonomic studies on the genus Galium L. Notes on some species occurring in Portugal. Kliphuis, E.Mem. Soc. Brot.27: 77-87(1984). | |||
| Galium helodes Hoffmanns. & Link | Galium papillosum subsp. helodes (Hoffmanns. & Link) Malag. ex O. Oliv. & Devesa | 22 | IPCN online | Ehrendorfer, F. 1982. In D.M. Moore, Flora Europaea Check-list and Chromosome Index.Cambridge Univ. Press. Pp. 168–173, 221–222. | |||
| Galium helodes Hoffmanns. & Link | Galium papillosum subsp. helodes (Hoffmanns. & Link) Malag. ex O. Oliv. & Devesa | 22 | IPCN online | KLIPHUIS, E. 1984. Cytotaxonomic studies on the genus Galium L. Notes on some species occurring in Portugal. Mem. Soc. Brot. 27: 77–87. |