Jepson eFlora
Key to families | Table of families and genera

Key to Linum

View taxon page for Linum

1. Petals yellow to orange, with dark red band at base; styles fused ± to tip; fruit 5-segmented, segments distinct; stem puberulent ..... L. puberulum

1' Petals bright red to maroon, or blue to white; styles free or bases ± fused; fruit 10-segmented, segments ± adherent; stem glabrous

2. Petals bright red to maroon; all sepal margins conspicuously ciliate ..... L. grandiflorum

2' Petals blue to white; margins of inner sepals entire or minutely toothed to ciliate

3. Stigmas head-like; margins of inner sepals entire, not ciliate; perennial herb ..... L. lewisii var. lewisii

3' Stigmas elongate, linear to club-shaped; margins of inner sepals minutely ciliate or toothed (entire); annual, weak perennial herb, or biennial

4. Petals 6–10 mm; fruit generally 4–6 mm wide ..... L. bienne

4' Petals 10–15 mm; fruit 5–10 mm wide ..... L. usitatissimum

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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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