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Polygonum tenue (slender knotweed)
... 2.3 mm–4.0 mm. Flower reproductive parts: the flower has both pollen- and seed-producing parts. Leaf form: ...
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Carex laxiflora (broad loose-flowered sedge)
...spikes 22-36 mm long (vs. C. laxiflora, with perigynia 2.6-3.8 mm long, usually more abruptly tapered in the apical portion than the basal portion, and staminate spikes 12-26 mm long).: Ca...
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Momordica charantia (bitter-melon)
...mm–200.0 mm. Stamen number: 1 or 2. Specific habitat: man-made or disturbed habitats. ...
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Coptidium lapponicum (Lapland-crowfoot)
...cm–2.5 cm. Sap: the sap is clear and watery. Flower symmetry: there are two or more ways to evenly ...
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Cymbalaria muralis (Kenilworth-ivy)
... 2.0 NA–2.0 NA. Petal appearance: the petals are thin and delicate, and pigmented (colored other than green or brown). ...
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Ulmus rubra (slippery elm)
...usually 2 or more lateral veins forking well before reaching margin and wing of fruit lacking marginal cilia and hairy over the body of seed).: Ulmus americana leaf bl...
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Salvia officinalis (West Indian sage)
... 2.0 NA–2.0 NA. Leaf hair orientation: the hairs are standing up straight or curved in different directions. ...
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Argemone mexicana (Mexican prickly-poppy)
... 2.0 NA–3.0 NA. Specific leaf type: the leaves are simple (i.e., lobed or unlobed but not separated into leaflets). ...
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Anthoxanthum nitens (sweetgrass, vanilla sweet grass)
... 20.0 mm–125.0 mm. Inflorescence width: 15.0 mm–70.0 mm. Lemma awn orientation: the awn o...
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Festuca prolifera (proliferous fescue)
...1-2.5 mm wide and ligules 1-3 mm long, and anthers functional, 1.2-1.5 mm long (vs. F. prolifera, with leaves with blades mostly 0.3-0.8 mm wide and ligules mostly 0.1-0.4 mm long, and anthers usually...