Abies balsamea (L.) Mill.LCLeast ConcernCommon nameBalsam firGenusAbiesFamilyPinaceae1,216 964 observations
Acalypha rhomboidea Raf.Common nameRhombic copperleafGenusAcalyphaFamilyEuphorbiaceae7 4 observations
Acanthospermum hispidum DC.Common nameBristly starburGenusAcanthospermumFamilyAsteraceae235 157 observations
Acer campestre L.LCLeast ConcernCommon nameField MapleGenusAcerFamilySapindaceae26,834 21,420 observations
Acer pensylvanicum L.LCLeast ConcernCommon nameStriped mapleGenusAcerFamilySapindaceae1,027 871 observations
Acer pseudoplatanus L.LCLeast ConcernCommon nameSycamore mapleGenusAcerFamilySapindaceae31,741 24,621 observations
Acer saccharinum L.LCLeast ConcernCommon nameSilver mapleGenusAcerFamilySapindaceae9,733 7,558 observations
Acer saccharum MarshallLCLeast ConcernCommon nameSugar mapleGenusAcerFamilySapindaceae1,544 1,159 observations
Acer spicatum Lam.LCLeast ConcernCommon nameMountain mapleGenusAcerFamilySapindaceae576 480 observations
Achillea distans Waldst. & Kit. ex Willd.Common nameTall yarrowGenusAchilleaFamilyAsteraceae3,708 2,970 observations
Achillea filipendulina Lam.Common nameFernleaf yarrowGenusAchilleaFamilyAsteraceae7,417 5,823 observations
Achillea millefolium L.LCLeast ConcernCommon nameCommon yarrowGenusAchilleaFamilyAsteraceae28,288 23,345 observations
Achillea ptarmica L.LCLeast ConcernCommon nameSneezewortGenusAchilleaFamilyAsteraceae4,808 3,710 observations
