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Key to Polemonium

Polemoniaceae

Polemonium

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(c) er-birds - CC-BY
1 Stamens exserted 5-7 mm from the corolla; flowers in a compact panicle, the pedicels usually shorter than the calyx; flowering in Jul
1 Stamens included in the corolla; flowers in a diffuse, corymbiform panicle, the pedicels usually longer than the calyx; flowering in Apr-May.
© Armin Weise
  2 Inflorescence minutely puberulent; corolla 12-16 mm long
(c) McAnlis, Chris - CC-BY
  2 Inflorescence densely glandular-villous; corolla 8-12 (-13) mm long