Wolffiella lingulata

(Hegelmaier) Hegelmaier

Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie 21: 303. 1895.

WeedyIllustrated
Basionym: Wolffia lingulata Hegelmaier Lemnac., 132. 1868
Treatment appears in FNA Volume 22. Treatment on page 151.

Fronds 1 or 2–4 coherent in small groups, wide tongue-shaped or ovate, 3–9 mm, 1.5–4 times as long as wide, rounded at tip; tract of elongated cells running between median line and edge of lower wall of pouch; area of air spaces within frond rarely longer than wide; angle of pouch 70°–120°°; flowering fronds narrower than most vegetative ones. Fruits 0.41–0.44 mm. 2n = 40, 42.


Phenology: Flowering (very rare) throughout year.
Habitat: Mesotrophic, quiet waters in subtropical to tropical regions with mild winters
Elevation: 0–200 m

Distribution

V22 529-distribution-map.jpg

Calif., Fla., La., Tex., Mexico, West Indies, Central America, South America

Discussion

Selected References

None.

Lower Taxa

None.

"narrower than most vegetative ones" is not a number.

... more about "Wolffiella lingulata"
Elias Landolt +
(Hegelmaier) Hegelmaier +
Wolffia lingulata +
small green +
Calif. +, Fla. +, La. +, Tex. +, Mexico +, West Indies +, Central America +  and South America +
0–200 m +
coherent +
rarely longer than wide +
submersed +
2 +  and 4 +
rounded +, ovate +, tongue--shaped +  and wide +
0.3 cm3 mm <br />0.003 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
not differentiated +
0.041 cm0.41 mm <br />4.1e-4 m <br /> (0.044 cm0.44 mm <br />4.4e-4 m <br />) +
Mesotrophic, quiet waters in subtropical to tropical regions with mild winters +
tapering +  and bottle--shaped +
Flowering (very rare) throughout year. +
70°-120°° +
ovate +, tongue--shaped +  and sabre +
Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie +
Weedy +  and Illustrated +
distinct +
funnel--shaped +
Wolffiella lingulata +
Wolffiella +
species +
submersed +  and floating +
21 +, 20 +  and 10 +