depends on structure
has visible part
quality of
whole plant
vascular leaf
plant structure presence
vascular leaf presence
vascular leaves absent
A 'vascular leaf presence' (PPO:0002014) trait that is a 'quality of' (RO:0000080) a 'whole plant' (PO:0000003) that does not have any vascular leaves (PO:0009025).
true leaves absent