Localities: Hostadvatnet: 18.09.1990
| Reporter: | Hustadvika vidaregåande skole |
| Site: | Hostadvatnet () |
| Date: | 1990-09-18 |
| Activity: | Planter i og ved ferskvatn |
Observation
| Species: | Juncus sp. |
| Comment: | Vanleg |
| Species: | Black Alder (Alnus glutinosa) |
| Comment: | Sjeldan |
| Species: | Potamogeton natans |
| Comment: | Vanleg |