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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
26 black elderberry (Sambucus nigra) 19596
27 common milkweed (Asclepias syriaca) 19152
28 Kentucky bluegrass (Poa pratensis) 18255
29 ponderosa pine (Pinus ponderosa) 18178
30 velvet mesquite (Prosopis velutina) 17534
31 smooth brome (Bromus inermis) 16991
32 Amur honeysuckle (Lonicera maackii) 16715
33 blue oak (Quercus douglasii) 16605
34 pignut hickory (Carya glabra) 16532
35 black walnut (Juglans nigra) 16108
36 yellow birch (Betula alleghaniensis) 16082
37 American hornbeam (Carpinus caroliniana) 16069
38 beaked hazelnut (Corylus cornuta) 16012
39 Douglas-fir (Pseudotsuga menziesii) 15071
40 Appalachian Spring dogwood (Cornus florida-appalachianspring) 14972
41 sweet birch (Betula lenta) 14911
42 California buckeye (Aesculus californica) 14307
43 chamise (Adenostoma fasciculatum) 14270
44 white ash (Fraxinus americana) 14074
45 Autumn Brilliance serviceberry (Amelanchier grandiflora-autumnbrilliance) 14058
46 Canada mayflower (Maianthemum canadense) 14004
47 Gambel oak (Quercus gambelii) 13939
48 soaptree yucca (Yucca elata) 13569
49 jojoba (Simmondsia chinensis) 13555
50 paper birch (Betula papyrifera) 13511

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