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Key to Colchicaceae

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1 Plant acaulescent, from a tunicated bulb; [tribe Colchiceae]
1 Plant with leafy stem, from a rhizome or tuber.
  2 Tepals red or orange, reflexed; leaves attenuate into a tendril-like tip; [exotic]; [tribe Colchiceae]
  2 Tepals yellow, not reflexed; leaves acute to obtuse; [native]; [tribe Uvularieae]