2010.10.19 Vienna X. district/ Lower Austria, district Schwechat (Johannesberg - brownlands, 220 m). For remarks about the habitat see here.
Dry plants in late fall, with seeds. ID: Fischer & al., Exkursionsflora 2008 (3rd);
I cannot be a 100% sure about species, see also remarks here
(shot on the same hill) but it should be A. collina