Gladiolen (gladiolas), 2008, pencil on paper
Baumzwischenräume (space between the branches of a Frangipanitree), 2008, pencil on paper
Chrysanthemum, 2009
Chrysanthemum 2013
Spinnweben (spiderweb) 2003
Spinnweben (spiderweb) 2004
Regen (rain), 2001