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Top plant species that observers are recording. 

 

Image credit:
Ellen G. Denny

All Time Top Plant Species Observed

Rank Species Number of Observations
76 bur oak (Quercus macrocarpa) 4116
77 black walnut (Juglans nigra) 4107
78 river birch (Betula nigra) 4024
79 sassafras (Sassafras albidum) 4020
80 hobblebush (Viburnum lantanoides) 4018
81 common yarrow (Achillea millefolium) 3993
82 gray alder (Alnus incana) 3982
83 white trillium (Trillium grandiflorum) 3919
84 bluebead (Clintonia borealis) 3911
85 catclaw acacia (Acacia greggii) 3850
86 Douglas-fir (Pseudotsuga menziesii) 3793
87 honey mesquite (Prosopis glandulosa) 3720
88 eastern purple coneflower (Echinacea purpurea) 3506
89 common cowparsnip (Heracleum maximum) 3442
90 American elm (Ulmus americana) 3437
91 northern bayberry (Morella pensylvanica) 3318
92 balsam fir (Abies balsamea) 3307
93 California wildrose (Rosa californica) 3213
94 Canadian serviceberry (Amelanchier canadensis) 3205
95 Virginia springbeauty (Claytonia virginica) 3196
96 golden crownbeard (Verbesina encelioides) 3138
97 tamarack (Larix laricina) 3121
98 green ash (Fraxinus pennsylvanica) 3088
99 buffelgrass (Pennisetum ciliare) 3078
100 California sycamore (Platanus racemosa) 3036

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