Page 138: 1,549 results for Oenothera
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Stachys annua (annual hedge-nettle)
...(Oenothera): NA. Nectar spur: the flower has no nectar spurs. Bracteole number (Apiaceae): ...
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Glaucium flavum (yellow horn-poppy)
...(Oenothera): NA. Achene relative orientation: NA. Petal appearance: the ...
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Lysimachia thyrsiflora (tufted yellow-loosestrife)
...(Oenothera): NA. Floral bracts: the flower has one or more bracts associated with it. Leaf blade b...
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Euphorbia polygonifolia (seaside sandmat)
...(Oenothera): NA. Bulblets replace flowers: there are no bulblets where the flowers are located. Ot...
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Comarum palustre (marsh-cinquefoil, purple marsh-locks)
...(Oenothera): NA. Final leaf segment length to width ratio (compound lvs only): 3.0 None–3.0 None. Carpel...
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Medicago falcata (yellow medick)
...(Oenothera): NA. Calyx symmetry: there are two or more ways to evenly divide the calyx (the calyx is radially symmetrical)....
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Solanum rostratum (horned nightshade)
...(Oenothera): NA. Sepal and petal color: the sepals are different from the petals. Capsule splittin...
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Viola rostrata (long-spurred violet)
...(Oenothera): NA. Sepal and petal color: the sepals are different from the petals. Sepal tip shape:...
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Rorippa aquatica (lake yellow-cress)
...(Oenothera): NA. Nectar spur: the flower has no nectar spurs. Horns in hoods (Asclepias): ...
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Clematis occidentalis (purple virgin's-bower)
...(Oenothera): NA. Nectar spur: the flower has no nectar spurs. Horns in hoods (Asclepias): ...