|University of California, Berkeley|
Key to families | Table of families and genera
1. Inflorescence spike or spike-like, pedicel 0 or 0.5–2(4) mm; stamens generally in 2 whorls ..... P. icosandra
1' Inflorescence ± open raceme; pedicel 2–13 mm; stamens in 1–2 whorls
2. Stamens generally in 1 whorl; sepals ± equal ..... P. americana var. americana
2' Stamens generally in 2 whorls; sepals unequal (largest ± 2 × smallest in width) ..... [P. heterotepala]
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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