Leaves opposite
Leaves opposite
 Cynanchum laeve |
 Diodia virginiana |
 Dipsacus laciniatus |
 Eclipta alba |
 Epilobium coloratum |
 Eupatorium altissimum |
 Eupatorium hyssopifolium |
 Eupatorium perfoliatum |
 Eupatorium rugosum |
 Eupatorium serotinum |
 Euphorbia maculata |
 Galeopsis tetrahit |
 Galium aparine |
 Galium borealis |
 Galium circaezans |
 Galium concinnum |
 Galium obtusum |
 Galium odoratum |
 Galium tinctorium |
 Galium triflorum |
 Galinsoga ciliata |
 Gratiola neglecta |
 Gratiola virginiana |
 Holosteum umbellatum |
 Houstonia nigricans |
 Hydrangea arborescens |
