Nymphaea lotus

Linnaeus

Sp. Pl. 1: 511. 1753.

Common names: Egyptian lotus (in part)
Introduced
Treatment appears in FNA Volume 3.

Rhizomes branched or unbranched, erect, ovoid; stolons slender. Leaves: petiole sparsely to densely puberulent. Leaf-blade abaxially purplish, adaxially green, nearly orbiculate, to ca. 3 × 3 dm, margins spinose-dentate; venation radiate and prominent centrally, without weblike pattern, principal veins ca. 15; surfaces abaxially sparsely to densely puberulent. Flowers emersed, 12-25 cm diam., opening nocturnally, many flowers not closing until late morning, only sepals and outermost petals in distinct whorls of 4; sepals abaxially uniformly green, prominently veined, lines of insertion on receptacle not prominent; petals 16-20, white; stamens ca. 75, yellow, outer with connective appendage projecting less than 2 mm beyond anther; filaments widest below middle, slightly shorter to longer than anthers; pistil ca. 20 (-30) -locular, appendages at margin of stigmatic disk linear, 6-12 mm. Seeds ellipsoid, 1.4-1.8 × 0.9-1.2 mm, ca. 1.5-1.6 times as long as broad, with longitudinal ridges bearing papillae 20-150 µm.


Phenology: Flowering spring–summer.
Habitat: Ponds, ditches, and canals
Elevation: 0-100 m

Distribution

V3 1166-distribution-map.gif

Introduced; Fla., La., Africa

Discussion

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property."um" is not declared as a valid unit of measurement for this property.

... more about "Nymphaea lotus"
shorter to longer +
John. H. Wiersema +  and C. Barre Hellquist +
Linnaeus +
divergent;overlapping +
Egyptian lotus (in part) +
Fla. +, La. +  and Africa +
0-100 m +
not closing +
12 cm120 mm <br />0.12 m <br /> (25 cm250 mm <br />0.25 m <br />) +
nocturnal +  and diurnal +
protogynous +  and bisexual +
dehiscent +  and indehiscent +
Ponds, ditches, and canals +
extra-axillary +  and axillary +
green +  and purplish +
0dm +  and 3dm +
emersed +, submersed +  and floating +
entire to spinose-dentate +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
cream-colored +  and yellow +
transitional +
whorled +, or +  and arranged +
16 +  and 20 +
ovate;obovate +
Flowering spring–summer. +
3-35-carpellate +
unbranched +  and branched +
tuberous-thickened +
adventitious +
0.14 cm1.4 mm <br />0.0014 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
1.5-1.6 times as long as broad +
several;numerous +
ellipsoid +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
distinct +
ovate;elliptic +
Introduced +
elongate +
slender +
Castalia +
Nymphaea lotus +
Nymphaea +
species +
distinct +