Limosella australis

R. Brown

Prodr., 443. 1810.

Common names: Limosella à feuilles subulées
Synonyms: Limosella subulata E. Ives L. tenuifolia J. P. Wolff
Treatment appears in FNA Volume 17. Treatment on page 339. Mentioned on page 338.

Annuals mat-forming. Leaves clustered or scattered along stolons; blade linear to filiform, 1–3.5 × 0.1–0.2 cm, young leaves with tapering sheaths at base. Pedicels recurved in fruit, 1–2 cm. Flowers: calyx not purple spotted, lobes 0.5–1 mm, tube 1–2 mm; corolla white to pale lavender, 2–4 mm, lobes rounded; stamens attached at same level; style 1 mm, capitate. Capsules globular, 2–3 mm. 2n = 20.


Phenology: Flowering May–Aug(–Oct).
Habitat: Muddy or sandy pond or stream margins, often in brackish water.
Elevation: 0–10 m.

Distribution

St. Pierre and Miquelon, N.B., Nfld. and Labr., N.S., P.E.I., Que., Conn., Del., Maine, Md., Mass., N.H., N.J., N.Y., N.C., Pa., R.I., Va., South America, Africa, Pacific Islands (New Zealand), Australia

Discussion

In the flora area, Limosella australis is native to eastern North America and is rare in much of its range. Reports of L. australis from California are likely based on misidentified material.

Selected References

None.

Lower Taxa

None.
... more about "Limosella australis"
Kerry A. Barringer +
R. Brown +
1 cm10 mm <br />0.01 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
linear;filiform +
not +, leathery +  and fleshy +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
purple spotted +
campanulate +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Limosella à feuilles subulées +
bilabiate +, regular +  and symmetric +
not saccate +  and symmetric +
white +  and pale lavender +
campanulate +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
St. Pierre and Miquelon +, N.B. +, Nfld. and Labr. +, N.S. +, P.E.I. +, Que. +, Conn. +, Del. +, Maine +, Md. +, Mass. +, N.H. +, N.J. +, N.Y. +, N.C. +, Pa. +, R.I. +, Va. +, South America +, Africa +, Pacific Islands (New Zealand) +  and Australia +
0–10 m. +
curved +  and straight +
not +  and abundant +
chasmogamous +  and bisexual +
ellipsoid +  and globular +
Muddy or sandy pond or stream margins, often in brackish water. +
scattered +  and clustered +
persistent +, semipersistent +  and deciduous +
rounded +
entire +  and subentire undulate toothed lobed divided or incised +
tenuinucellate +, unitegmic +  and hemitropous +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Flowering May–Aug(–Oct). +
yellow +  and dark-brown +
cylindric +  and fusiform +
connate +  and distinct +
tapering +
stoloniferous +
ascending +  and prostrate +
2-lobed +  and capitate +
1 cm10 mm <br />0.01 m <br /> (?) +
Limosella subulata +  and L. tenuifolia +
Limosella australis +
Limosella +
species +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +