ack Broken pipe: write( 8, 'digraph test {
ratio="fill";
node [color="black", fillcolor="white", fontcolor="blue", fontsize="7", shape="box", style="filled"];
edge;
accall [URL="all", label="all\nall"];
node1 [URL="PO:0025131", label="plant anatomical entity\nPO:0025131"];
node2 [URL="PO:0009011", label="plant structure\nPO:0009011"];
node3 [URL="PO:0025497", label="collective plant structure\nPO:0025497"];
node4 [URL="PO:0025007", label="collective plant organ structure\nPO:0025007"];
node5 [URL="PO:0009008", label="plant organ\nPO:0009008"];
node6 [URL="PO:0009006", label="shoot system\nPO:0009006"];
node7 [URL="PO:0025029", label="shoot axis\nPO:0025029"];
node8 [URL="PO:0025004", label="plant axis\nPO:0025004"];
node9 [URL="PO:0000037", label="shoot apex\nPO:0000037"];
node10 [URL="PO:0020148", label="shoot apical meristem\nPO:0020148"];
node11 [URL="PO:0006079", label="shoot system meristem\nPO:0006079"];
node12 [URL="PO:0020144", label="apical meristem\nPO:0020144"];
node13 [URL="PO:0009020", label="meristem L1 layer\nPO:0009020"];
node14 [URL="PO:0009013", label="portion of meristem tissue\nPO:0009013"];
node15 [URL="PO:0006035", label="shoot system epidermis\nPO:0006035"];
node16 [URL="PO:0005679", label="epidermis\nPO:0005679"];
node17 [URL="PO:0025165", label="shoot epidermal cell\nPO:0025165"];
node18 [URL="PO:0004013", label="epidermal cell\nPO:0004013"];
node19 [URL="PO:0000293", label="guard cell\nPO:0000293"];
node20 [URL="PO:0002000", label="stomatal complex\nPO:0002000"];
node21 [URL="PO:0000351", label="guard mother cell\nPO:0000351"];
node22 [URL="PO:0000062", label="stomatal initial cell\nPO:0000062"];
node23 [URL="PO:0025496", label="multi-tissue plant structure\nPO:0025496"];
node24 [URL="PO:0009002", label="plant cell\nPO:0009002"];
node25 [URL="PO:0025606", label="native plant cell\nPO:0025606"];
node26 [URL="PO:0004010", label="meristematic cell\nPO:0004010"];
node27 [URL="PO:0004011", label="initial cell\nPO:0004011"];
node28 [URL="PO:0000349", label="epidermal initial cell\nPO:0000349"];
node29 [URL="PO:0009007", label="portion of plant tissue\nPO:0009007"];
node30 [URL="PO:0006210", label="protoderm\nPO:0006210"];
node9 -> node7 [label="is_a"];
node22 -> node28 [label="is_a"];
node19 -> node21 [label="develops_from"];
node19 -> node20 [label="part_of"];
node19 -> node17 [label="is_a"];
node28 -> node27 [label="is_a"];
node28 -> node16 [label="part_of"];
node21 -> node22 [label="develops_from"];
node21 -> node17 [label="is_a"];
node20 -> node15 [label="is_a"];
node26 -> node25 [label="is_a"];
node27 -> node26 [label="is_a"];
node18 -> node16 [label="part_of"];
node18 -> node25 [label="is_a"];
node16 -> node30 [label="develops_from"];
node16 -> node29 [label="is_a"];
node15 -> node16 [label="is_a"];
node15 -> node6 [label="part_of"];
node15 -> node13 [label="develops_from"];
node11 -> node6 [label="part_of"];
node11 -> node14 [label="is_a"];
node30 -> node14 [label="is_a"];
node24 -> node2 [label="is_a"];
node6 -> node4 [label="is_a"];
node29 -> node2 [label="is_a"];
node5 -> node23 [label="is_a"];
node2 -> node1 [label="is_a"];
node14 -> node26 [label="has_part"];
node14 -> node29 [label="is_a"];
node13 -> node14 [label="is_a"];
node13 -> node10 [label="part_of"];
node12 -> node30 [label="has_part"];
node12 -> node14 [label="is_a"];
node10 -> node9 [label="part_of"];
node10 -> node11 [label="is_a"];
node10 -> node12 [label="is_a"];
node8 -> node5 [label="is_a"];
node4 -> node5 [label="has_part"];
node4 -> node3 [label="is_a"];
node7 -> node6 [label="part_of"];
node7 -> node8 [label="is_a"];
node1 -> accall [label="is_a"];
node17 -> node18 [label="is_a"];
node17 -> node15 [label="part_of"];
node23 -> node2 [label="is_a"];
node3 -> node2 [label="is_a"];
node25 -> node24 [label="is_a"];
}
' ) at /usr/local/share/perl5/IPC/Run/IO.pm line 558.
guard cell Graphical View
![graphical representation of guard cell]( "Graphical representation of guard cell")
