1/2
Phormidium Gomont
| Order: | Oscillatoriales |
| Family: | Oscillatoriaceae |
| Ecology: | On rock in wet culvert, Stow, MA |
2/2
Phormidium Gomont
| Order: | Oscillatoriales |
| Family: | Oscillatoriaceae |
| Ecology: | On rock in wet culvert, Stow, MA |
| Order: | Oscillatoriales |
| Family: | Oscillatoriaceae |
| Ecology: | On rock in wet culvert, Stow, MA |
| Order: | Oscillatoriales |
| Family: | Oscillatoriaceae |
| Ecology: | On rock in wet culvert, Stow, MA |