|University of California, Berkeley|
Key to families | Table of families and genera
1. Corolla 15–20 cm; calyx 8–12 cm, ribbed; seeds tan ..... D. wrightii
1' Corolla 4.5–16 cm; calyx 2–9 cm, angled or winged; seeds black or gray-brown
2. Fruit nodding, prickles many, weak; stem gray-hairy ..... D. discolor
2' Fruit erect, prickles few, stout; stem ± glabrous to sparsely hairy
3. Fruit prickles 8–22 mm; calyx 2–2.5 cm ..... D. ferox
3' Fruit prickles 3–10 mm; calyx 3.5–4.5 cm ..... D. stramonium
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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