test
node1
PO:0009007
portion of plant
tissue
node5
PO:0005679
plant epidermis
node1->node5
node2
PO:0025162
multicellular
trichome
node1->node2
node13
PO:0008030
trichome cell
node2->node13
node3
BFO:0000001
entity
node4
BFO:0000002
continuant
node3->node4
node4->node4
node9
BFO:0000004
independent
continuant
node4->node9
node6
PO:0000282
trichome
node5->node6
node6->node2
node7
PO:0009002
plant cell
node8
PO:0025606
native plant cell
node7->node8
node8->node13
node9->node9
node11
BFO:0000040
material entity
node9->node11
node10
PO:0009011
plant structure
node10->node6
node10->node7
node10->node1
node12
PO:0025131
plant anatomical
entity
node11->node12
node12->node10