''Lamarckia'' is a Eurasian and African plant in the

grass family 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 and ...

. ;Species The only known species is ''Lamarckia aurea'', the golden dog's-tail or goldentop grass It is an

annual plant An annual plant is a plant that completes its life cycle, from germination to the production of seeds, within one growing season, and then dies. The length of growing seasons and period in which they take place vary according to geographical ...

, typically 30-45 centimetres in height, with clusters of golden flowers in a

panicle A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit) be pedicellate (having a single stem per flower). The branches of a panicle are of ...

5–8 cm long and 2–2.5 cm broad. The species is native to the

Mediterranean Basin In biogeography, the Mediterranean Basin (; also known as the Mediterranean Region or sometimes Mediterranea) is the region of lands around the Mediterranean Sea that have mostly a Mediterranean climate, with mild to cool, rainy winters and w ...

and neighboring regions from Portugal to the

Canary Islands The Canary Islands (; es, Canarias, ), also known informally as the Canaries, are a Spanish autonomous community and archipelago in the Atlantic Ocean, in Macaronesia. At their closest point to the African mainland, they are west of Morocc ...

east to Ethiopia and northern India. It is also naturalized in parts of Australia and the Americas, considered an invasive weed in some areas. ;Formerly includedKew World Checklist of Selected Plant Families
/ref> see ''

Aegopogon ''Aegopogon'' is a genus of New World plants in the grass family. ; Species * '' Aegopogon bryophilus'' Döll - Colombia, Venezuela, Ecuador, Peru, Bolivia, Brazil (Minas Gerais, Rio de Janeiro), Argentina ( Tucumán, Salta, Jujuy) * '' Aegop ...

'' *''Lamarckia tenella -

Aegopogon tenellus ''Aegopogon'' is a genus of New World plants in the grass family. ; Species * '' Aegopogon bryophilus'' Döll - Colombia, Venezuela, Ecuador, Peru, Bolivia, Brazil (Minas Gerais, Rio de Janeiro), Argentina ( Tucumán, Salta, Jujuy) * '' Aegopogo ...

References

See also