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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Perennial herb, aquatic, rhizomed, stoloned or not; herbage with air chambers. Leaf: alternate, from rhizome; blades floating, submersed, or ± emergent, << petiole, ± deeply notched at base into 2 lobes [peltate]. Inflorescence: 1-flowered, axillary; peduncle long. Flower: bisexual, generally on or above water; sepals 4–14, free, petal-like or not; petals many [(0)], stamen-like or not; stamens many, attached to receptacle or ovary side, filaments generally wide; ovary compound, superior to inferior, chambers 3–many, many-ovuled, stigmas in radiating lines on stigmatic disk. Fruit: berry-like, ± dehiscent or not, spongy.
5 genera, ± 70 species: ± worldwide. [Wiersema & Hellquist 1997 FNANM 3:66–77] —Scientific Editor: Thomas J. Rosatti.
Key to Nymphaeaceae
Rhizomes prostrate to erect, branched or not, stoloned or not. Leaf: blade generally floating, elliptic to round, basal lobes generally ± acute. Flower: sepals < petals, ± green; petals 8–many, white, ± red, [blue], or yellow; stamens many, attached to ovary side, erect to ascending at dehiscence, outer filaments flat, petal-like or not, inner linear; ovary < stamens. Seed: ± spheric to elliptic, arilled.Key to Nymphaea
± 50 species: ± worldwide. (Greek: water nymph) [Woods et al. 2005 Syst Bot 30:471–480] Plants of both California taxa problematic weeds in waterways.
Previous taxon: Nuphar polysepala
Next taxon: Nymphaea mexicana
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Jan 31 2015
Citation for this treatment: [Author of taxon treatment] 2013. Nymphaea, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=8797, accessed on Jan 31 2015
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