It is estimated that 10-20 % of adventive species used in biological control programs eventually become naturalized.
12.
Though predominantly a Palaearctic genus with one adventive exotic species in North America ( " A . curtum"
13.
Species that are recorded in unexpected areas ( adventive species ) are not considered to be migratory species, because these did not leave their habitat on their own strength.
14.
He devoted a great interest to the so-called adventive plants, plants that temporarily pop up in Sweden ( but can be a steady contribution to the Swedish flora ).
15.
As an adventive species " Boerhavia erecta " is not widely regarded as a serious weed or invasive threat; in fact its physical and pharmacological attributes suggest that it is potentially useful.
16.
All except two species of the genus are native to the Americas . " S . sundaica ", has a range that encompasses Malesia but is considered by most authors to be an adventive polypoliod variety of " S . humilis ".
17.
As such, " Planuncus tingitanus s . l . " refers to an adventive species, or possibly a complex of cryptic species, that has dramatically expanded its range over the southern parts of Northwestern Europe in a very short period of time during the first decades of the 21st century.
18.
The species is found in central Asia, the Caucasus Mountains, northeastern Africa, and its distribution includes the following countries : Afghanistan, Azerbaijan, Egypt, India, Iran, Iraq, Israel, Jordan, Kashmir, Libya, Palestine, Pakistan, Saudi Arabia, Sudan, the United Arab Emirates, and the United States ( adventive ).
19.
In this sense, the cattle egret ( " Bubulcus ibis " ), which arrived in North America by natural range expansion, the black rat ( " Rattus rattus " ), which is believed to have arrived as a hitchhiker aboard ships, and the kudzu vine ( " Pueraria lobata " ), which was introduced deliberately by humans, are all adventive species and have established populations.
