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Key to Cayaponia
Cucurbitaceae
Cayaponia
https://fsus.ncbg.unc.edu/main.php?pg=show-key.php&keyid=40043
1 Petioles usually villous-hirsute (or villous and stipitate-glandular); leaf blades sparsely villosulous or hirsutulous on the upper surface; fruiting peduncles 1-4 mm long; [more widespread in our area, north to sc. NC (historically), n. SC, n. AL, w. TN, se. MO, and OK]