|University of California, Berkeley|
Key to families | Table of families and genera
1. Stipules of submersed leaves free from blade base or fused to it < 1/2 stipule length; leaves submersed, also floating or not; peduncle stiff; inflorescence generally floating to emergent ..... POTAMOGETON
1' Stipules of submersed leaves fused to blade base >= 2/3 stipule length; leaves submersed; peduncle flexible; inflorescence submersed ..... STUCKENIA
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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