|University of California, Berkeley|
Key to families | Table of families and genera
1. Fruit ± black, tip acute; stem becoming woody ..... P. judaica
1' Fruit tan to ± brown or red-brown, tip obtuse; stem herbaceous
2. Leaf blade on older stems lanceolate to linear, base long-tapered, lowest veins from midrib well above blade base ..... P. pensylvanica
2' Leaf blade round to ovate or lanceolate on older stems, base truncate to wedge-shaped, lowest veins from midrib at blade base ..... P. hespera
3. Leaf blade round to ovate on older stems, width = length; calyx lobes spreading to recurved, acuminate ..... var. californica
3' Leaf blade ovate to lanceolate on older stems, width < length; calyx lobes erect, acute or abruptly narrowed below mucronate tip ..... var. hespera
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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