Link from a biological Material to the Species it came from, plus
the kind of tissue ('wood', 'flesh', 'leaf', 'fruit', …).
Bidirectional with Species._defaultMaterialPath — the species
points at its default Material, the material points back at the
species. Both directions are authored.
Link from a biological Material to the Species it came from, plus the kind of tissue (
'wood','flesh','leaf','fruit', …). Bidirectional withSpecies._defaultMaterialPath— the species points at its default Material, the material points back at the species. Both directions are authored.