Leaves opposite
Leaves opposite
 Phryma leptostachya |
 Podophyllum peltatum |
 Polymnia canadensis |
 Polypremum procumbens |
 Pycnanthemum albescens |
 Pycnanthemum pilosum |
 Pycnanthemum tenuifolium |
 Sabatia angularis f. albiflora |
 Sagina decumbens |
 Sambucus canadensis |
 Silene cucubalus |
 Silene stellata |
 Spergula arvensis |
 Staphylea trifolia |
 Stellaria media |
 Stellaria pubera |
 Trillium flexipes |
 Trillium nivale |
 Valerianella radiata |
 Verbena urticifolia |
 Veronica peregrina |
 Veronicastrum virginicum |
 Viburnum dentatum |
 Viburnum opulus |
