Crassula helmsii found in France
In France, the presence of Crassula helmsii (Crassulaceae, EPPO List of invasive alien plants) is reported at 2 new locations:
- in Lorraine, in the Meuse valley, at Charny-sur-Meuse (at 5 km North of Verdun).
- In Basse-Normandie, at Saint-Germain-de-Tallevande-la-Lande (Calvados) and at Chaulieu (Manche).
Sources
Pianezzola A, Seznec G (2004) Observations de deux nouvelles adventices en Lorraine: Centranthus calcitrapae (L.) Dufresne et Crassula helmsii (T. Kirk) Cockayne. Le Monde des Plantes, 482, p 3.