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Erechtites hieraciifolius (American burnweed)
...body 2–3 mm long, with mostly 10–12 longitudinal ribs; inner (i.e., longer) series of involucral bracts attenuate at apex, 0.5–1.5 mm wide at the scarcely widened base; denuded receptacle 5–8.5 mm wid...
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Lupinus perennis (sundial lupine)
... 20.0 mm–60.0 mm. Petal length: 12.0 mm–16.0 mm. Bracteoles: the plant has bracteoles bet...
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Desmodium sessilifolium (sessile-leaved tick-trefoil)
...(if 2 or more) the carpels are not fused to one another. Carpels fused: NA. Corolla palate: no. ...
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Lespedeza virginica (slender bush-clover)
...plant's tip. Hairs on upper side of leaf: the upper side of the leaf is fuzzy or hairy. Fruit length relative to sepals...
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Persicaria arifolia (halberd-leaved smartweed)
... 2.0 NA–2.0 NA. Leaf blade hairs: the leaf blade has simple hairs with no glands, and not tangled or wooly. P...
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Antennaria howellii (small pussytoes)
...(1842-1912), a plant collector in Washington and Oregon who printed his own Flora of Northwest America. Habitat: anthropogenic (man-made or disturbed habitats), cliffs, balds, or ledges, meadows and...
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Bidens connata (purple-stemmed beggar-ticks)
... 20.0 mm–200.0 mm. Ovary profile: in profile, the ovary is very narrow. Hairs on upper side of leaf blade: ...
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Persicaria longiseta (Oriental lady's-thumb smartweed)
... 2.2 mm–2.8 mm. Leaf blade edges: the edge of the leaf blade is entire (has no teeth or lobes). Fruit width: ...
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Lobelia dortmanna (water lobelia)
...12.0 mm–22.0 mm. Leaf arrangement: basal: the leaves are growing only at the base of the plant. Schizocarpic fruit c...
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Triadenum virginicum (Virginia marsh-St. John's-wort)
...John's-wort. Non-Monocots Non-Alternate Remaining Non-Monocots Non-Monocots Remaining Non-Monocots Facts About: Virginia marsh-St. John's-wort is found in swamps, wetland e...