One that's in the neighborhood and where "le fleuriste" does his work very good, is Andre Navellou.
The " Roses de Parme " are extremely special - just buy one - that is enough.
As a matter of fact what the seller has is different from the so called " Chartreuse de Parme " - really worthwhile finding outmore...
49, rue Condorcet, 75009 Paris, tel 0148 78 78 90