|University of California, Berkeley|
Key to families | Table of families and genera
1. Head, including rays, generally 1–4 cm diam; ray flowers 5–20, ray generally 5–8 mm; leaf ± lanceolate ..... C. arvensis
1' Head, including rays, generally > 5 cm diam; ray flowers generally 30–50+, ray generally 12–20 mm; leaf oblong to obovate ..... C. officinalis
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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