test
node1
PO:0030060
gametophore axillary
hair
node2
PO:0030063
gametophore axillary
hair base
node1->node2
node3
PO:0025316
axillary hair
node4
PO:0025318
axillary hair base
node3->node4
node3->node1
node4->node2
node5
PO:0025162
multicellular
trichome
node5->node3
node6
PO:0009007
portion of plant
tissue
node9
PO:0005679
plant epidermis
node6->node9
node6->node5
node6->node4
node7
BFO:0000001
entity
node8
BFO:0000002
continuant
node7->node8
node8->node8
node11
BFO:0000004
independent
continuant
node8->node11
node10
PO:0000282
trichome
node9->node10
node10->node5
node11->node11
node15
BFO:0000040
material entity
node11->node15
node12
PO:0009006
shoot system
node13
PO:0030018
gametophore
node12->node13
node13->node1
node14
PO:0009011
plant structure
node14->node10
node14->node6
node17
PO:0025497
collective plant
structure
node14->node17
node16
PO:0025131
plant anatomical
entity
node15->node16
node16->node14
node18
PO:0025007
collective plant
organ structure
node17->node18
node18->node12