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Camelina microcarpa (small-seeded false flax)
...10-25 mm long (vs. C. microcarpa, with the plants pubescent with simple hairs 1-2.5 mm long that exceed the length of the branched hairs, silicle body mostly 3.5-5 x 2-4 mm, and fruiting pedicels most...
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Petasites japonicus (Japanese sweet-coltsfoot)
...year's leaves, stems or stem bases. Seed hair tuft length: 12.0 mm–12.0 mm. Stem internode hairs: t...
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Coreopsis lanceolata (lance-leaved tickseed)
... 2.0 NA–2.0 NA. Leaf blade base shape: the base of the leaf blade is cuneate (wedge-shaped, tapers to the base with relatively straigh...
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Celtis occidentalis (common hackberry)
...Over 2 dozen species of birds eat the ripe, black berries (drupes), including pheasants, wild turkeys, cedar waxwings, yellow-bellied sapsucker, and bobwhite. The wood is sometimes used for narrow flo...
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Fumaria officinalis (common fumitory)
... 2.0 NA–2.0 NA. Number of sepals, petals or tepals: there are four petals, sepals, or tepals in the flower. S...
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Carex digitalis (slender woodland sedge)
...mostly 2.6-3.6 mm long, and vegetative shoots much taller than the flowering stems (vs. C. digitalis, with staminate spikes mostly 1.2-2.7 mm wide, staminate scales acute at apex, mostly 3.6-5.5 mm lo...
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Gastridium phleoides (nit grass)
...cm–20.0 cm. Floret types within spikelet: all the florets within a spikelet are similar. Seed length: 0.8 ...
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Rhamnus davurica (Dahurian buckthorn)
...(2.5 m) tall, with stout branches. It flowers from May to June. Male and female flowers are borne on separate plants, so it needs insect pollinators to set fruit. Habitat: anthropogenic (man-made ...
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Carex ormostachya (necklace spike sedge)
... 2.8 mm–3.0 mm. Pollen-producing spike length: 6.0 mm–25.0 mm. Pollen-producing spike peduncle length: ...
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Centaurea diffusa (white knapweed)
...5-25 mm long and involucre mostly 7-12 mm wide (vs. C. diffusa, with the apical spine of involucral bracts mostly 2-3 mm long and involucre 5-5 mm wide).: Centaurea calcitrapa ...