Elatostema (Pellionia) species ?- Warsaw, Poland

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Plant for ID-PC-37-27.08.2015 : 7 posts by 2 authors. Attachments (4)
please identify the foliage plant here. It is from Warsaw green house.

Pellionia

My initial thought was Pilea but that has opposite leaves. It could be a species of Begonia.

Looks like an Urticaceae member. Looks like watermelon pelllionia. Could be Pellionia repens Check this link:
http://ukrop.info/cgi-bin/garden_catalog/keyword_op