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Polygonum achoreum (leathery knotweed)
...specimen of Polygonum buxiforme— Ahles 85330 ( MASS!). Native to North America? Yes Sometimes Confused...
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Lysimachia arvensis (scarlet pimpernel)
...symmetry: there are two or more ways to evenly divide the calyx (the calyx is radially symmetrical). Leaf stalk attachment to leaf: ...
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Asclepias syriaca (common milkweed)
...stamen clusters: there is one cluster of fused stamens. Leaf blade base symmetry: the leaf blade base is symmetrical. ...
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Trifolium dubium (lesser hop clover)
...Stamen number: 10. Leaf blade base symmetry: the leaf blade base is symmetrical. Final leaf segmen...
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Gentiana linearis (narrow-leaved gentian)
...smell. Raceme attachment (Veronica): NA. Mericarp segment shape (Desmodium): NA. ...
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Symphyotrichum puniceum (purple-stemmed American-aster)
...Löve. purple-stemmed American-aster. Non-Monocots Composites Facts About: Purple-stemmed American-aster is a rather variable species of swamps, wet fields, ditches and shorelines. Native...
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Verbascum thapsus (common mullein)
...segment width (compound lvs only): 0.0 mm–0.0 mm. Stamen attachment: the stamens are attached at or near the bases of the petals ...
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Galium asprellum (rough bedstraw)
...wet meadows. Its stem is rough-feeling, with backwards projecting spinules, thus the common name. The Choctaw used this plant to treat measles. Habitat: floodplain (river or stream floodplains), for...
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Galium triflorum (fragrant bedstraw)
...asprelliforme Fern. • CT, MA, ME, NH, RI, VT. Dry-mesic to wet-mesic forests, swamps, rocky slopes. Native to North America? Yes ...
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Plantago maritima (seaside plantain)
...Sometimes Confused With: flowers with 2 stamens, corolla lobes 0.25–0.5 mm long, and plants annual (vs. P. maritime, with flowers with 4 stamens, corolla lobes 0.7–2.5 mm long, an...