function drawChartSpecimensByEpithet() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Specimen Count (overall)'],
    ['Guaiacum', 0],
    ['Kallstroemia', 0],
    ['Tribulus', 0],
    ['Zygophyllum', 0]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Specimens by Genus (n=0)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'SpecimensByEpithet', 'pie', 4, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivSpecimensByEpithet'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartSpecimensByEpithet);