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Table 1 Number of survey areas of invasive alien plants according to the habitat types

From: Distribution characteristic of invasive alien plants in Jeju Island

  Grassland Road side Ruderal Cultivated land Wetland River
Hypochaeris radicata 52
(23.64%)
110
(50%)
45
(20.45%)
13
(5.91%)
. .
Rumex acetosella 18
(29.03%)
30
(48.39%)
12
(19.35%)
2.00
(3.23%)
. .
Ambrosia artemisiifolia 26
(19.85%)
65
(49.62%)
29
(22.14%)
10
(7.63%)
. 1
(0.76%)
Solanum carolinense 3
(42.86%)
3
(42.86)
. 1
(14.29)
. .
Solidago altissima . 1
(33.33%)
2
(66.67%)
. . .
Lactuca scariola . . 1
(100%)
. . .
Aster pilosus . 3
(100%)
. . . .
Paspalum distichum . . . . 5
(100%)
.
Paspalum distichum var. indutum . . . . 4
(8%)
1
(20%)