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In this schematic , the gray quadrants contain the tension axis ( T ) , which reflects the minimum compressive stress direction , and the white quadrants contain the pressure axis ( P ) , which reflects the maximum compressive stress direction . The Burnet Saxifrage , sometimes cultivated for kitchen use , is neither a Burnet nor a Saxifrage , but has obtained the latter name because supposed to break up stone in the bladder , and the former from the similarity of its leaves to the Greater and Lesser Burnets , though its umbels of white flowers mark the difference at the first glance . In his first rough drawings these black and white blots tell the story long before any detail is defined . When in the soil , the black and white markings indicate the depth at which it is taking measurements . More than 50 black and white photos feature the likes of dynamic duo Goldie Hawn and Kate Hudson ; Madonna and a saucer-eyed Lourdes Leon ; Melanie Griffith and Stella Banderas ( inheritor of Antonio 's brooding stare ) .