“Flowers, plants, botanicals,” our July 17 #Artscope email blast!, features “Flora” @artsleagueoflowell.org; “Cross-pollination,” opening Sat. at #GeorgeMarshallStore #YorkME & “Ephemeral Grace: Botanicals by Deb Ehrens” at #HighfieldHall & Gardens #FalmouthMA: conta.cc/3UbS9AT #NewEnglandArt #art