Vaccinium uliginosum |
Vaccinium erythrocarpum |
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bog bilberry, bog blueberry |
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Habit | Shrubs deciduous, 0.2–0.7 m, in dense mats; stems round in cross section; twigs round in cross section to angled, green to grayish brown, glabrous to finely puberulent, older twigs slightly peeling; rhizomatous. | |
Leaves | ovate to elliptic, 9–29 × 4–18 mm; thin or thick at maturity; margins entire; tips rounded to acute; surfaces abaxially glabrous or glaucous, adaxially glabrous. |
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Inflorescences | racemes, 2–4-flowered, occasionally 1-flowered. |
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Flowers | distinct; sepals 4 or 5, usually glaucous; corollas urceolate, 4–6 × 2–5 mm, white to pink, glaucous; petals 4 or 5; filaments ? anthers, glabrous. |
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Fruits | 4–9 mm in diameter, blue to bluish black, with a faint bloom. |
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2n | =24, 48, 72. |
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Vaccinium uliginosum |
Vaccinium erythrocarpum |
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Distribution | ||
Discussion | Wet mid-elevation montane and coastal habitats. Flowering May–Sep. 0–2400 m. BW, Casc, ECas, Est, Sisk. CA, ID, NV, WA; northern US and Canada; Asia, Europe. Native. Some authorities consider the coastal form of V. uliginosum a distinct species (V. occidentale). If recognized, this species would be identified by its distinctly reticulated leaf veins, thin leaves, and smaller fruits. |
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Source | Flora of Oregon, volume 2, page 642 Stephen Meyers |
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Sibling taxa | ||
Synonyms | Vaccinium occidentale, Vaccinium uliginosum ssp. occidentale, Vaccinium uliginosum var. alpinum, Vaccinium uliginosum var. uliginosum | |
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