Salvinia stewartii
- Citations total:
- 3
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| original | Late Cretaceous | Canada(Alberta) | Jain,R.K. Pre-Tertiary records of Salviniaceae. | 1971 | |
| details | Nd | Nd | Sweet,A.R. et al. A detailed study of the genus Azollopsis. | 1974 | |
| details | Nd | Nd | Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores | 1990 |