CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous please submit it to the forms submit new counts, or report erroneous counts.
CCDB → Angiosperms → Plantaginaceae → Callitriche → Callitriche heterophylla Pursh
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Callitriche anceps Fernald | Callitriche heterophylla Pursh | 20 | IPCN online | Dalgaard, V. 1989. Additional chromosome numbers in vascular plants from the Disko Bugt area (west Greenland). Willdenowia 19: 199–213. | |||
| Callitriche anceps Fernald | Callitriche heterophylla Pursh | 20 | IPCN online | Love, A. & D. Love. 1975a. In IOPB chromosome number reports L. Taxon 24: 671–678. | |||
| Callitriche heterophylla Pursh | Callitriche heterophylla Pursh | 10 | IPCN online | Milek, J. A. & G. A. Pratt. 1968. Cytological studies of three species in the genus Callitriche. J. Colorado-Wyoming Acad. Sci. 6(1): 52. | |||
| Callitriche heterophylla var. heterophylla | Callitriche heterophylla Pursh | 20 | IPCN online | Philbrick, C. T. 1994. Chromosome counts for Callitriche (Callitrichaceae) in North America. Rhodora 96: 383–386. | |||
| Callitriche heterophylla Pursh | Callitriche heterophylla Pursh | 20 | IPCN67-71 | LOEVE, A.' & B. M. KAPOOR. 1967. In IOPB chromosome number reports XIV. Taxon 16: 552-571. | |||
| Callitriche heterophylla Pursh | Callitriche heterophylla Pursh | 20 | IPCN67-71 | LOEVE, A, D. LOEVE, & B.M. KAPOOR. 1971. Cytotaxonomy of a century of Rocky Mountain orophytes. Arctic & Alpine Res. 3: 139-165. |