Leaves opposite Leaves opposite
 Acanthospermum australe |
 Ageratina aromatica |
 Alternanthera philoxeroides |
 Asclepias humistrata |
 Asclepias perennis |
 Bidens alba |
 Cabomba caroliniana |
 Chamaesyce cordifolia |
 Chimaphila maculata |
 Collinsonia serotina |
 Collinsonia verticillata |
 Deutzia scabra |
 Eriogonum tomentosum |
 Eupatorium album |
 Eupatorium rotundifolium |
 Gratiola floridana |
 Gratiola neglecta |
 Gratiola virginiana |
 Houstonia procumbens |
 Lycopus rubellus |
 Mecardonia acuminata |
 Paronychia erecta |
