Kingdom:
Phylum:
Angiosperms
Order:
Alismatales
Family:
Genus:
Species:
obscura
ID:
225120

Status:
valid

Authors:
(Austin) Daubs

Source:
wcs

Year:
1965

Citation Micro:
Illinois Biol. Monogr. 34: 20 (1965)

WFO Identifier:
wfo-0000224450

Common Names

  • Opaque Duckweed
  • Dark Duckweed
  • Black Duckweed

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Description

Lemna obscura (also called dark duckweed, among many other common names) is a small aquatic plant that is found in a variety of habitats. It is native to Europe, Asia, and North America. It has a small, oval-shaped body with a single root, and its leaves are only 1-2 mm long. It typically grows in shallow, still water bodies, such as ponds, lakes, and slow-moving streams.

Uses & Benefits

Lemna obscura is used as a water purifier, as it can absorb heavy metals and other pollutants from water.

Flower, Seeds and Seedlings

The flower of Lemna obscura is white and yellow in color, with a short, tubular shape and a three-lobed lip. The seed is a small, round, black seed. The seedlings are small, round, and green in color.

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Cultivation and Propagation

Lemna obscura can be propagated by division or by seed. Division is best done in spring or early summer, when the plant is actively growing. Seeds should be sown in a light, well-drained soil mix, and kept moist and warm until germination. The seedlings should be kept in a shaded area until they are well established.

Where to Find Lemna obscura

Lemna obscura can be found in the temperate regions of Europe, Asia, and North America.

Lemna obscura FAQ

What is the scientific name of Lemna obscura?

Lemna obscura

What is the family of Lemna obscura?

Lemnaceae

What is the origin of Lemna obscura?

Cosmopolitan

Species in the Araceae family

Adelonema erythropus, Adelonema allenii, Adelonema crinipes, Adelonema hammelii, Adelonema kvistii, Adelonema mofflerianum, Adelonema orientale, Adelonema pallidinervium, Adelonema panamense, Adelonema peltatum, Adelonema picturatum, Adelonema roezlii, Adelonema speariae, Adelonema wallisii, Adelonema wendlandii, Adelonema yanamonoense, Aglaodorum griffithii, Aglaonema brevispathum, Aglaonema chermsiriwattanae, Aglaonema cochinchinense, Aglaonema commutatum, Aglaonema cordifolium, Aglaonema costatum, Aglaonema densinervium, Aglaonema flemingianum, Aglaonema hookerianum, Aglaonema marantifolium, Aglaonema modestum, Aglaonema nebulosum, Aglaonema nitidum, Aglaonema ovatum, Aglaonema philippinense, Aglaonema pictum, Aglaonema pumilum, Aglaonema rotunda, Aglaonema simplex, Aglaonema tricolor, Aglaonema vittatum, Aglaonema robeleynii, Aglaonema birmanicum, Aglaonema nicobaricum, Aglaonema tassae, Alloschemone inopinata, Alloschemone occidentalis, Alocasia megawatiae, Alocasia chaii, Alocasia infernalis, Alocasia nycteris, Alocasia hypoleuca, Alocasia jiewhoei,

References

Coe Finch Austin (1831-1880): Based on occurrence of standard abbreviation 'Austin' in the authors string.
Edwin Horace Daubs: Based on occurrence of standard abbreviation 'Daubs' in the authors string.
POWO record for urn:lsid:ipni.org:names:137290-2: Based on the WCVP April 2023 data release.