| Callitriche subanceps Petrov | |
| Publ. & Syn. | Petrov, Izv. Glavn. Bot. Sada SSSR 27: 359 (1928). Holotype (LE): Russian Far East: Kamtchatka, "litus Oceani Pacifici non procul ost. fl. Korenevskaja", 19. Sept. 1909, leg. V.N. Komarov. - Callitriche anceps subsp. subanceps (Petrov) Á. Löve & D. Löve, Bot. Not. 128: 516 (1976). |
| Notes | Callitriche subanceps is sometimes assigned to C. palustris, sometimes to C. anceps, and sometimes kept apart from both. Lansdown (2006b) accepted C. subanceps as an Asian species but did not further describe or comment on it. Callitriche subanceps may occur in the Borderline Arctic in Siberia and the Russian Far East. The information available is not sufficient for its acceptance for the Checklist or for inclusion in the distribution table. |
| Chromosomes | 20 (4x, x = 5). - Far East (N). - Zhukova (1967a); Zhukova and Petrovsky (1975). |
| Geography | Asian (NE): SIB? RFE? |
| Parent taxon | Callitriche L. |
| PAF ID | 800706 |