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trait details of "Mode of introduction"

group of trait Status
description Alien plants currently occurring in Germany arrived via different pathways or modes and for different reasons. As some species might have been introduced via several modes and/or several times, they will have several modes of introduction.
trait attribute attribute type
Mode of introduction range of values
  This overview displays all details for a trait including defined attributes (additional information concerning a trait) and possible states.
 
possible attribute values "Mode of introduction"
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