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Rhamnus cathartica (European buckthorn)
...1700's. Since then, this thicket-forming shrub has come to be regarded as an invasive species. Habitat: anthropogenic (man-made or disturbed habitats), forest edges, forests, meadows and fields...
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Elaeagnus umbellata (autumn-olive)
...1/2 as long as the basal connate portion, and fruit red with silver scales).: Elaeagnus angustifolia calyx lobes nearly or fully as long as the basal connate portion, ...
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Iris hookeri (beach-head iris)
...conspicuous, 2–5 cm long, without an apical bristle, weakly involute in the basal portion and merely forming a shallow trough (vs. I. hookeri, with petals inconspicuous, 1–2 cm long, tipped by a brist...
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Hieracium caespitosum (yellow hawkweed)
...12.0 mm–20.0 mm. Bases of bract appendages: NA. Ray flowers: more than 50. ...
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Cinna latifolia (slender wood-reed)
... 2.0 mm–2.2 mm. Glumes per spikelet: 2. Leaf sheath hairs: there are no hairs on th...
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Carex bushii (Bush's sedge)
... 2-15. Perigynium nerve number: 9.0 NA–13.0 NA. Achene length: 2.0 mm–2.6 mm. ...
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Onosmodium virginianum (eastern false gromwell)
... 2.0 mm–2.8 mm. Petal and sepal arrangement: the flower includes two cycles of petal- or sepal-like structures. ...
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Panicum capillare (witch panicgrass)
...mm–2.0 mm. Inflorescence width: 70.0 mm–240.0 mm. Upper glume relative length: the upper glume is more th...
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Bidens laevis (smooth beggar-ticks)
... 2.0 mm–2.5 mm. Leaf tip extension: NA. Specific leaf type: the leaves are simple (...
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Myosotis discolor (yellow-and-blue forget-me-not)
... 2. Myosotis discolor Pers. Eyellow-and-blue forget-me-not. Myosotis versicolor (Pers.) Sm. • MA. Fields, roadsides, waste areas. Native to Nor...