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''Oplismenus hirtellus'' (commonly known as basket grass) is a flowering perennial plant from the family 
Poaceae
Poaceae () or Gramineae () is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in lawns an ...
that can be found on every continent in the world except Antarctica, growing mostly in coastal tropic
The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in
the Southern Hemisphere at S. The tropics are also referred to ...
and subtropic regions as well as tropical and subtropical islands such as Hawaii, New Zealand, Australia
Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...
and Madagascar.
Description
The species flowering stalk is located above the leaves with the sticky purple coloredawn
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s. Flowers appear from December to June. It grows high and has some hairs which have 10-15 nerves on either side. The plant is whitish on the lower surface and is very narrow near midrib.
It is self-pollinated plant whose seeds attract various animals and birds. The sticky seeds are easily distributed by animals and humans, easily adhering to fur and clothing.
Distribution
In the United States
''Oplismenus hirtellus'' is considered native to the southeastern United States, growing in Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Texas, andOklahoma
Oklahoma (; Choctaw language, Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Okalahoma'' ) is a U.S. state, state in the South Central United States, South Central region of the United States, bordered by Texas on the south and west, Kansas on the nor ...
.
There has been some disagreement about the taxonomic classification of non-native ''Oplismenus
''Oplismenus'' is a small genus of annual or perennial grasses, commonly known as basketgrass, found throughout the tropics, subtropics, and in some cases, temperate regions of the Americas, Africa, Asia, and Australia. The systematics of the ...
'' in several states:
* In Maryland and Virginia an exotic invasive ''Oplismenus'' with white flowers was discovered in 1996 and identified as ''Oplismenus hirtellus'' subsp. ''undulatifolius'' but later recognized as the separate ''Oplismenus undulatifolius
''Oplismenus undulatifolius'', commonly known as wavyleaf basketgrass, is a species of perennial grass from the family Poaceae that is native to Eurasia, specifically Southern Europe through Southern Asia. Due to its invasive nature, it can b ...
''.
* In Hawaii, the grass was recorded in 1819 though not considered native to the state. With deep reddish flowers, the Hawaiian grass is most likely a form of the tropical ''Oplismenus hirtellus'' rather than the temperate ''O. undulatifolius''. Because of its presence on the islands for over 150 years, it is referred to as a naturalized non-native, while its dominance in shaded forests suggests the species could be described as invasive.
References
Further reading
* *External links
* hirtellus Grasses of the United States Endemic flora of the United States Taxa named by Palisot de Beauvois Flora without expected TNC conservation status {{Panicoideae-stub