| SVCK Number: | 209 |
| Genus: | Penium |
| Species: | margaritaceum |
| Class: | Zygnematophyceae |
| Order: | Desmidiales |
| Family: | Peniaceae |
| Recommended Medium: | CHU |
| Collector: | Weber, A. |
| Collection Country: | Germany |
| Collection Locality: | Norderstedt, Hamburg, Germany (Umgebung Station Friedrichsgabe) (uncert. approx. 50m) |
| Geo Coordinates WGS84: | N 53° 43' 44", E 9° 59' 19" |
| Date of Collection: | 01.01.1968 |
| Determined by: | Mix, M.; Behncke, L. |
| Red List Information, UK (Brodie et al., 2007): | vulnerable (Cat.3) |
| Non-Identical Isolates: | ACOI: 330+452+827+1608+1698+1803; NIES-217+NIES-303 |
| Remark(s): | origin IPM, isolated by Mix, M. |