Observations
Observations: | |
---|---|
Length: | |
Width: | |
Striae: |
Description:
Valves linear-elliptical with broadly rounded ends (L 8-16µm, W 3-4µm, 18-21 striae in 10µm). Axial area narrow, linear. Central area enlarged, almost rectangular, bordered by 1-3 shorter striae. Raphe filiform, usually straight with small central pores and hooked terminal fissures. Transapical striae slightly radiate in the middle, convergent to almost parallel near the apices. In SEM, the striae are clearly biseriate.
Morphology: | |
---|---|
Distribution: |
Autecology:
Notes:
Common in lakes and pool.Widespread in the entire (Sub-)Antarctic Region.
Other sites with Navicula seminulum
- Ile de la Possession (moist habitats), Crozet Archipelago
Original Type Description
Author: | Grunow |
---|---|
Length: | 8-16µm |
Width: | 3-4µm |
Striae: | µm, 18-21 striae in 10µm |
Original Description:
New combination
Author: |
---|
Citations
Index Nominum Algarum (INA):
- Original
- If an INA link is available, it will be shown above
- The INA is a bibliographic reference "card file" for algal taxonomy, containing nearly 200,000 names of algae (in the broad sense).