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CCDB → Angiosperms → Compositae → Hieracium → Hieracium nigrescens Wimm. & Grab.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | 36 | Slovakia Database | Mráz P., 2001: Chromosome numbers in selected species of Hieracium sect. Alpina (Asteraceae) from Central and Eastern Europe. - Folia Geobotanica 36/3: 321-332. | ||
| ! | Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | /36/ | Slovakia Database | Chrtek J. jun., Tonková M., Mráz P., Marhold K., Plačková I., Krahulcová A. & Kirschner J., 2007: Morphological and allozyme diversity in the Hieracium nigrescens group (Compositae) in the Sudety Mountains and the Western Carpathians. - Bot. J. Linn. Soc. 153: 287-300. | ||
| ! | Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | 36 | Hieracium | Mills & Stace 1974 | ||
| ! | Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | 36 | Hieracium | Stace et al. 1995 | ||
| ! | Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | 36(2) | Asteracea | Stace et al. 1997 Opera Bot. | ||
| ! | Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | 36(1) | Asteracea | Stace et al. 1997 Opera Bot. | ||
| ! | Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | 36(3) | Asteracea | Stace et al. 1997 Opera Bot. | ||
| Hieracium nigrescens subsp. nigrescens | Hieracium nigrescens Wimm. & Grab. | 36(1) | Asteracea | Mills ＆ S. 1974 Watsonia | |||
| ! | Hieracium nigrescens Wimm. & Grab. | Hieracium nigrescens Wimm. & Grab. | 36 | IPCN online | Lavrenko, A. N., N. P. Serditov & Z. G. Ulle. 1990. Chromosome numbers in some species of flowering plants of the Urals (the Komi Autonomous Soviet Socialist Republic). Bot. Žhurn. (Moscow & Leningrad) 75: 1622–1624. |