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Key to families | Table of families and genera
1. Cauline leaf bases lobed or sagittate
2. Petals (5.5)6.5–9(10) mm; bases of lateral sepal pair sac-like; fruit 1.2–2 mm wide; cauline leaves (2)4–12(18), generally well-spaced ..... A. eschscholtziana
2' Petals 3.5–5(5.5) mm; sepal base not sac-like; fruit 0.8–1(1.2) mm wide; cauline leaves (7)10–45(61), generally overlapping ..... A. pycnocarpa var. pycnocarpa
1' Cauline leaf bases tapered, not lobed or sagittate
3. Hairs of basal leaves stellate, 3- or 4-rayed ..... A. modesta
3' Hairs of basal leaves simple to 2(4)-rayed or 0
4. Seeds ± round, 2–2.5 mm; fruit 2–3 mm wide ..... A. blepharophylla
4' Seeds oblong, 1–1.3 mm wide; fruit 1.5–2 mm wide
5. Plant glabrous or with a few simple hairs at teeth tips of basal leaves; fruit 2–4 cm ..... A. mcdonaldiana
5' Plant moderately to densely hairy, hairs simple, forked; fruit (3)4.5–5 cm ..... A. oregana
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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