|University of California, Berkeley|
Key to families | Table of families and genera
1. Flower stem decumbent; inflorescence raceme-like, axis flattened, ± enclosed by sheath at maturity; subtending bristles < spikelets; spikelets in 1–6 clusters ..... P. clandestinum
1' Flower stem erect; inflorescence panicle-like, axis round in ×-section, clearly exserted from sheath at maturity; subtending bristles >= spikelet; spikelets in 10–many clusters
2. Inner bristles fused to 1/4 length ..... P. ciliare
2' Inner bristles free to base
3. Plant cespitose; inflorescence pink to dark red; spikelets 4.5–7 mm ..... P. setaceum
3' Plant rhizomatous; inflorescence white to light brown; spikelets 9–12 mm ..... P. villosum
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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