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Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

Key to Piriqueta

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1 Foliage hirsute and/or tomentose throughout
1 Foliage glabrous, at least below the inflorescence.
  2 Leaves 1-5 cm long, narrowly linear; calyx pubescent; [marl prairies]
  2 Leaves 3-8 cm long, linear to spatulate; calyx glabrous; [pine rocklands, northwards in pinelands]
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