code	description
A	"DBH recorded at alternate point of measurment, refer to column 'hom' for height of measurement"
B	"stem is lost, stem was previously >= 1 cm DBH, but has broken and is still alive but < 1cm DBH"
D	stem is dead
F	tree has fallen on the ground since original recordation
R	"Stem is irregular where DBH is measured, for example due to vines"
L	"tree is leaning, with a lean greater than its own diameter at DBH height"
M	"multiple stems below DBH, the stem with this tag is the main stem of many, usually the largest by DBH"
S	street tree / ornamental planted tree. Stem location may be by GPS or photo-interpretation and will typically not have 'lx' and 'ly' quadrat coordinates