|University of California, Berkeley|
Key to families | Table of families and genera
1. Involucre cylindric; phyllaries 4–6; ray flowers 1–2 ..... G. microcephala
1' Involucre cylindric to obconic or bell-shaped; phyllaries 8–21; ray flowers 2–13
2. Ray flowers 4–13; disk flowers 4–13; total flowers 8–20; heads generally 1 at 2° inflorescence tips ..... G. californica
2' Ray flowers 2–8; disk flowers 2–9; total flowers 6–14; heads generally in clusters of 2–5 at 2° inflorescence tips ..... G. sarothrae
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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