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Crataegus lucorum (grove hawthorn)
...5-10 stamens and pomes subglobose (vs. C. lucorum, with flowers with 12-20 stamens and pomes obloid to obovoid).: Crataegus fluviatilis Synonyms: ...
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Juncus acuminatus (sharp-fruited rush)
... 1.0 mm–1.5 mm. Width of seed-producing inflorescence: 10.0 mm–70.0 mm. Fruit type (specific): ...
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Setaria viridis (green foxtail)
...in 1821 in ships' ballast dumps, and multiple introductions have occurred since. It is a significant weed of grain crops. Habitat: anthropogenic (man-made or disturbed habitats), meadows and fi...
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Wisteria sinensis (Chinese wisteria)
...5–10 mm long, corollas 15–20 mm long, and legumes 10–12 mm wide (vs. W. sinensis, with ovary minutely villous and legume initially villous, retaining some pubescence at least along one or both sutures...
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Chamaecyparis thyoides (Atlantic white cedar)
... 1.0 mm–1.0 mm. Seed cone umbo position: there is no raised portion on the seed cone scale. Growth form: ...
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Lavatera trimestris (rose-mallow)
... 1. Lavatera trimestris L. Erose-mallow. Althaea trimestris Kuntze; Stegia trimestris (L.) T. Luque & Devesa • CT, VT; also reported from ...
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Menispermum canadense (Canada moonseed)
... 100.0 mm–150.0 mm. Leaf blade length: 100.0 mm–200.0 mm. Twig papillae (Vaccinium species only): ...
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Delphinium exaltatum (tall larkspur)
...than 1.5 mm wide and nectary spur 12-20 mm long (vs. D. exaltatum, leaf blades with lobes 5-25 mm wide and nectary spur 9-12 mm ).: Consolida ajacis Family: Ranuncu...
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Osmunda regalis (royal fern)
...mm–150.0 mm. Leaf stalk scale location: there are no scales on the leaf stalk. Leaf blade length: 20.0 c...
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Carex hystericina (porcupine sedge)
...7-11 veins, and staminate scales acute to acuminate at the apex or sometimes the lowermost scales with a short awn tip (vs. C. hystericina, with stems cespitose with short rhizomes, perigynia with 12-...