-
Amsonia hubrichtii Woodson
Arkansas bluestar
Introduced
-
Apocynum androsaemifolium L.
spreading dogbane
Native
-
Apocynum cannabinum L.
Indian hemp
Native
-
Apocynum ×floribundum Greene
= Apocynum ×medium Greene
= A. androsaemifolium × A. cannabinum
hybrid dogbane
Native
-
Vinca major L.
greater periwinkle
Introduced
-
Vinca minor L.
common periwinkle
Invasive
