label |
name |
description |
B |
contaminant |
Unintentionally introduced species
|
BS |
seed contaminant |
Unintentionally introduced as contaminants with commercial seeds
|
BT |
transport contaminant |
Unintentionally introduced as contaminants with transported goods
|
S |
spontaneous |
Immigrated without direct action of humans
|
SA |
agricultural weed |
Immigrated as a response to agriculture
|
U |
unknown |
Either immigrated with or without the help of humans
|
V |
escaped useful plant |
Introduced by humans for cultivation, usually unintentionally outside cultivation
|
VN |
escaped crop and timber plant |
Introduced by humans for cultivation as crop or timber plant, usually unintentionally outside cultivation
|
VZ |
escaped ornamental plant |
Introduced by humans for cultivation as ornamental plant, usually unintentionally outside cultivation
|