Abies balsamea (L.) Mill.LCLeast ConcernCommon nameBalsam firGenusAbiesFamilyPinaceae1,337 1,051 observations
Acalypha rhomboidea Raf.Common nameCommon threeseed mercuryGenusAcalyphaFamilyEuphorbiaceae16 10 observations
Acanthospermum hispidum DC.Common nameHispid starburGenusAcanthospermumFamilyAsteraceae244 164 observations
Acer campestre L.LCLeast ConcernCommon nameField mapleGenusAcerFamilySapindaceae30,099 23,913 observations
Acer pensylvanicum L.LCLeast ConcernCommon nameStriped mapleGenusAcerFamilySapindaceae1,099 928 observations
Acer pseudoplatanus L.LCLeast ConcernCommon nameSycamore mapleGenusAcerFamilySapindaceae36,109 27,928 observations
Acer saccharinum L.LCLeast ConcernCommon nameSilver mapleGenusAcerFamilySapindaceae10,441 8,091 observations
Acer saccharum MarshallLCLeast ConcernCommon nameSugar mapleGenusAcerFamilySapindaceae1,590 1,168 observations
Acer spicatum Lam.LCLeast ConcernCommon nameMountain mapleGenusAcerFamilySapindaceae592 499 observations
Achillea distans Waldst. & Kit. ex Willd.Common nameTall yarrowGenusAchilleaFamilyAsteraceae4,071 3,288 observations
Achillea filipendulina Lam.Common nameFernleaf yarrowGenusAchilleaFamilyAsteraceae8,174 6,412 observations
Achillea millefolium L.LCLeast ConcernCommon nameCommon yarrowGenusAchilleaFamilyAsteraceae29,952 24,599 observations
Achillea ptarmica L.LCLeast ConcernCommon nameSneezewortGenusAchilleaFamilyAsteraceae5,408 4,127 observations
Achyranthes bidentata BlumeCommon namePig's kneeGenusAchyranthesFamilyAmaranthaceae101 74 observations
Acorus calamus L.LCLeast ConcernCommon nameSweet flagGenusAcorusFamilyAcoraceae1,082 819 observations
