|University of California, Berkeley|
|Directory News Site Map Home|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
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, branched, not stoloned. Leaf: blade generally ovate to round. Flower: sepals persistent; petals 10–20, stamen-like, thick, oblong to thin, spoon-shaped; stamens many, generally yellow, attached to receptacle, erect to incurved at dehiscence; ovary > stamens. Seed: ovoid, not arilled.
± 8 species: northern temperate. (Arabic name) [Padgett 2007 Rhodora 109:1–95]
Unabridged references: [Padgett et al. 1999 Amer J Bot 86:1316–1324]
Leaf: blade generally floating, 1–4 dm, oblong to ovate, basal lobes generally ± rounded. Flower: 5–10 cm wide; sepals 7–9(12), < 5 cm, ovate to wide-obovate, green or yellow-green, red-tinged or not; petals, stamens yellow, red-tinged or not; stigmatic disk 2–3.5 cm wide. Seed: 3–5 mm.
2n=34. Ponds, slow streams; < 2500 m. Northwestern California, High Cascade Range, n&c Sierra Nevada, Great Central Valley, n&c Central Western California, Modoc Plateau; to Alaska, Rocky Mountains. [Nuphar lutea (L.) Sm. subsp. polysepala (Engelm.) E.O. Beal] Apr–Sep [Online Interchange]
Previous taxon: Nuphar
Next taxon: Nymphaea
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Oct 9 2015
Citation for this treatment: [Author of taxon treatment] 2013. Nuphar, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=34748, accessed on Oct 9 2015
Copyright © 2014 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.
|Geographic subdivisions indicated for the distribution of Nuphar polysepala|| Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
READ ABOUT YELLOW FLAGS
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
View elevation by latitude chart
| Data provided by the participants of the Consortium of California Herbaria.
View all CCH records
CCH collections by month