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Key to families | Table of families and genera
This text currently parallels The Jepson Manual: Vascular Plants of California, Second Edition that is now available at the University of California Press.
Text appearing in blue on this page will not appear in the printed book; it will be displayed only on the Web. Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.
Annual, decumbent to erect.
Leaf: generally 1-odd-pinnately lobed or compound; lobes or leaflets entire to deeply lobed.
Flower: sepals (4)5; petals (4)5, generally > sepals, tips toothed or jagged; stamens 8 or 10; ovary lobes 4–5.
Fruit: mericarps 1–5, 2.5–4 mm, obovoid to nearly spheric, smooth, ridged, or tubercled.
7 species: ± coastal w North America. (Greek: marsh flower, from habitat) [Mason 1952 Univ Calif Publ Bot 25:455–512] Plants reported as Limnanthes macounii from CCo are variants of Limnanthes douglasii (Meyers et al. 2010 Syst Bot 35:552–558).
1. Petals curving over fruit in age
2. Petals < to ± > sepals ..... L. floccosa
3. Fl cup-shaped; fruit papillate, generally with widely conic tubercles ..... subsp. californica
3' Fl bell- to urn-shaped; fruit with awl-shaped or plate-like tubercles
4. Sepals glabrous to sparsely hairy; fruit with plate-like tubercles, bristles 0 ..... subsp. bellingeriana
4' Sepals densely hairy; fruit with awl-shaped tubercles, bristles generally present ..... subsp. floccosa
2' Petals > sepals
5. Filaments 2.5–4 mm
6. Petals aging pink; anthers ± 1 mm; PR ..... L. alba subsp. parishii
6' Petals aging white; anthers 0.5–1 mm; c&s SNF ..... L. montana
5' Filaments 5–6 mm
7. Sepals densely hairy; fruit wide-ridged; s NCoR, n&c SNF, GV ..... L. alba subsp. alba
7' Sepals glabrous or sparsely hairy; fruit smooth to sharply tubercled; CaRF, n&c SNF, n SNH ..... L. alba subsp. versicolor
1' Petals generally reflexing in age
8. Lflets generally entire (lower rarely 2–3-lobed); sepals 5–7 mm
9. Petals 7–9 mm; style 2–3 mm; c NCoRO (near Willits, Mendocino Co.) ..... L. bakeri
9' Petals 12–18 mm; style 4.5–6.5 mm; s NCoR (s Sonoma Co.) ..... L. vinculans
8' Lflets entire to 2–3-lobed; sepals 4–17 mm ..... L. douglasii
10. Fl funnel-shaped; petals white, veins generally dark; anthers cream ..... L. douglasii subsp. striata
10' Fl cup- or bell-shaped; petals white to yellow, veins occasionally colored but not dark; anthers cream to yellow, dark pink, orange-red, or ± black
11. Petals yellow, occasionally white-tipped
12. Petals yellow, white-tipped; anthers yellow, cream, or red-brown ..... L. douglasii subsp. douglasii
12' Petals yellow throughout; anthers yellow ..... L. douglasii subsp. sulphurea
11' Petals ± white, without yellow except occasionally when dry
13. Petals veins white or ± purple; anthers cream to yellow; mericarps ± tubercled above or smooth; NCoR, SnFrB, SCoR ..... L. douglasii subsp. nivea
13' Petals veins rose; anthers cream, dark pink, orange-red, or ± black; mericarps ridged; NCoRI, CaRF, c SNF, GV ..... L. douglasii subsp. rosea
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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