test
node1
PO:0009007
portion of plant
tissue
node2
PO:0009013
portion of meristem
tissue
node1->node2
node5
PO:0020145
lateral meristem
node2->node5
node3
BFO:0000001
entity
node4
BFO:0000002
continuant
node3->node4
node4->node4
node9
BFO:0000004
independent
continuant
node4->node9
node6
PO:0006344
shoot lateral
meristem
node5->node6
node11
PO:0005039
primary thickening
meristem
node6->node11
node7
PO:0009008
plant organ
node8
PO:0025004
plant axis
node7->node8
node8->node5
node14
PO:0025029
shoot axis
node8->node14
node9->node9
node15
BFO:0000040
material entity
node9->node15
node10
PO:0009047
stem
node10->node11
node12
PO:0009011
plant structure
node12->node1
node13
PO:0025496
multi-tissue plant
structure
node12->node13
node17
PO:0025497
collective plant
structure
node12->node17
node13->node7
node14->node6
node14->node10
node16
PO:0025131
plant anatomical
entity
node15->node16
node16->node12
node18
PO:0025007
collective plant
organ structure
node17->node18
node19
PO:0009006
shoot system
node18->node19
node19->node14