On 7 Feb 2013, at 10:42, Rimmer de Vries wrote: > Can some one compile a list of which Oxalis are invasive weeds and which > ones make good well behaved plants? An impossible task. The genus is huge, relatively few species in it are cultivated, and the weediness and invasiveness of a given species depend very much climate and soil. -- Rodger Whitlock Victoria, British Columbia, Canada Z. 7-8, cool Mediterranean climate