| Alnus incana subsp. rugosa | Antennaria howellii subsp. neodioica | Antennaria parlinii subsp. fallax | Aralia racemosa subsp. racemosa | Arisaema triphyllum subsp. triphyllum |
| Artemisia campestris subsp. caudata | Artemisia ludoviciana subsp. ludoviciana | Asclepias incarnata subsp. incarnata | Asclepias tuberosa subsp. interior | Athyrium filix-femina subsp. angustum |
| Bromus inermis subsp. inermis | Cannabis sativa subsp. sativa | Carex bromoides subsp. bromoides | Cerastium arvense subsp. arvense | Cerastium fontanum subsp. vulgare |
| Chamerion angustifolium subsp. circumvagum | Chimaphila umbellata subsp. cisatlantica | Comandra umbellata subsp. umbellata | Cornus sericea subsp. sericea | Cyperus lupulinus subsp. macilentus |
| Delphinium carolinianum subsp. virescens | Elymus lanceolatus subsp. lanceolatus | Elymus trachycaulus subsp. trachycaulus | Epilobium ciliatum subsp. ciliatum | Fragaria virginiana subsp. virginiana |
| Galium obtusum subsp. obtusum | Helianthus occidentalis subsp. occidentalis | Helianthus pauciflorus subsp. pauciflorus | Hordeum jubatum subsp. jubatum | Hylotelephium telephium subsp. telephium |
| Linnaea borealis subsp. americana | Lupinus perennis subsp. perennis | Luzula acuminata subsp. acuminata | Luzula multiflora subsp. multiflora | Maianthemum racemosum subsp. racemosum |
| Monarda fistulosa subsp. fistulosa | Monarda punctata subsp. punctata | Nuphar lutea subsp. variegata | Pedicularis canadensis subsp. canadensis | Phlox pilosa subsp. fulgida |
| Physostegia virginiana subsp. virginiana | Poa pratensis subsp. pratensis | Potamogeton foliosus subsp. foliosus | Potentilla arguta subsp. arguta | Potentilla norvegica subsp. monspeliensis |
| Prunella vulgaris subsp. lanceolata | Pseudognaphalium obtusifolium subsp. obtusifolium | Pulsatilla patens subsp. multifida | Rorippa palustris subsp. fernaldiana | Rubus idaeus subsp. strigosus |
| Rumex crispus subsp. crispus | Sambucus nigra subsp. canadensis | Silene latifolia subsp. alba | Stellaria media subsp. media | Symphyotrichum lanceolatum subsp. lanceolatum |
| Trientalis borealis subsp. borealis | Urtica dioica subsp. gracilis | Vernonia fasciculata subsp. fasciculata | Veronica peregrina subsp. xalapensis | Veronica serpyllifolia subsp. serpyllifolia |
| Vicia americana subsp. americana | Vicia sativa subsp. nigra | Viola lanceolata subsp. lanceolata | Viola macloskeyi subsp. pallens | Woodsia obtusa subsp. obtusa |