(des sources variées, pas inclus dans Coste) :
Plante vivace rampante/grimpante, hauteur 5-10 M, vrilles <6 mm, se coller aux supports durs,
Écologie : .ripisylves
Répartition hors de France : Introduit dAmérique nord
(various sources, as not in Butcher)
NOTE: the French text is more complete and up-to-date
Deciduous perennial woody climber that grows prolifically to 15m or more. It climbs by means of small branched twining tendrils which may have swollen ends.
Ecology UK: Introduced. Naturalised close to gardens, along river banks.
Distribution outside France: ?
Fleurs : inflorescences axillaires, grande
Flowers: Small greenish flowers in loosely branched clusters;