| Title | Observations sur quelques Plantes Critiques des Environs de Paris |
| Abbreviation | Observ. Pl. Env. Paris |
| Authors | E. S.-C. Cosson: J. N. E. Germain de Saint-Pierre |
| Publication Dates | Aug 1840 |
| TL2 | 1.237 |
| Remarks | Observations as "Obs." in TL2 |
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