|University of California, Berkeley|
Key to families | Table of families and genera
1. Perianth barbs reflexed; fruit ± smooth, base narrow-stalk-like
2. Perianth bristles 10–12; spikelets pale-brown to ± white ..... R. alba
2' Perianth bristles 5–7; spikelets brown to dark brown ..... R. capitellata
1' Perianth barbs ascending; fruit wrinkled, base wide-stalk-like or not stalk-like
3. Perianth bristles generally exceeding tubercle tip; fruit base wide-stalk-like ..... R. californica
3' Perianth bristles generally exceeded by tubercle base; fruit base not stalk-like ..... R. globularis
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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