Amsinckia lycopsoides
Encyclopedia
Amsinckia lycopsoides is a species of fiddleneck
Fiddleneck
A fiddleneck is a flowering plant in the genus Amsinckia. The name derives from the flower stems, bearing many small flowers, which curl over at the top in a manner reminiscent of the head of a fiddle...

 known by the common name tarweed fiddleneck. It is one of the more common species of fiddleneck. It is native to much of western North America from California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 to British Columbia
British Columbia
British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...

. It can be found in a wide variety areas.

Description

Amsinckia lycopsoides is a bristly annual herb similar in appearance to other fiddlenecks. Its coiled inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

 contains yellow flowers about a centimeter long and nearly the same in width, with a five-lobed corolla closed at the mouth by the bulges in the lobes.

Introduced species

It is an introduced species
Introduced species
An introduced species — or neozoon, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its indigenous or native distributional range, and has arrived in an ecosystem or plant community by human activity, either deliberate or accidental...

 or native far beyond the Pacific region, to Alaska
Alaska
Alaska is the largest state in the United States by area. It is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...

, Texas
Texas
Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

, and New England
New England
New England is a region in the northeastern corner of the United States consisting of the six states of Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, and Connecticut...

. In Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

, the species has become a widespread weed of pasture lands.

External links

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