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Key to families | Table of families and genera
This text currently parallels The Jepson Manual: Vascular Plants of California, Second Edition that is now available at the University of California Press.
Text appearing in blue on this page will not appear in the printed book; it will be displayed only on the Web. Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.
Subshrub; hairs barbed.
Leaf: linear to ± round, entire to toothed; base tapered to cordate.
Inflorescence: raceme, generally terminal; bracts 3 per flower, outer 1 > inner 2.
Flower: sepals ± deciduous; petals free or claws adherent, fused below blades; stamens generally 5, free; ovary ± ovoid, placenta 1, stigma 1.
Fruit: achene, ± ovoid, generally 5-veined or -ribbed, erect.
Seed: 1, 1.5–2.5 mm, ± fusiform, generally smooth.
5 species: sw US, nw Mex. (Greek: petal claw) [Davis & Thompson 1967 Madroño 19:1–32]
1. Petals free; leaves linear to narrowly (ob)lanceolate ..... P. linearis
1' Petal claws adherent, ± tubular; leaves lanceolate to widely ovate
2. Lvs petioled, cauline ± equal ..... P. nitidus
2' Lvs sessile, cauline reduced upwards ..... P. thurberi
3. Hairs soft, spreading; stamens 4–7.5 mm ..... subsp. gilmanii
3' Hairs rough, appressed downward; stamens 6–10 mm ..... subsp. thurberi
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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