Parentucellia viscosa
Encyclopedia
Parentucellia viscosa is a species of flowering plant in the broomrape family
known by the common names yellow glandweed and yellow bartsia. It is native to Europe, but it can be found on other continents, including Australia
and North America
, as an introduced species
. This is an erect annual herb producing a stiff, slender stem coated in hairs and sticky glands. It reaches a maximum height of 50 to 70 centimeters. The hairy leaves are lance-shaped to oval and are lined with several teeth. The inflorescence
is a raceme
of flowers at the end of the stem. The flower is tubular, the calyx of sepal
s extending along most of the length of the corolla, which may exceed 2 centimeters long. The lobed, lipped corolla is yellow in color and glandular and sticky in texture.
Orobanchaceae
Orobanchaceae, the broomrape family, is a family of flowering plants of the order Lamiales, with about 90 genera and more than 2000 species. Many of these genera were formerly included in the family Scrophulariaceae sensu lato...
known by the common names yellow glandweed and yellow bartsia. It is native to Europe, but it can be found on other continents, including 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...
and North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...
, as 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...
. This is an erect annual herb producing a stiff, slender stem coated in hairs and sticky glands. It reaches a maximum height of 50 to 70 centimeters. The hairy leaves are lance-shaped to oval and are lined with several teeth. The 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...
is a raceme
Raceme
A raceme is a type of inflorescence that is unbranched and indeterminate and bears pedicellate flowers — flowers having short floral stalks called pedicels — along the axis. In botany, axis means a shoot, in this case one bearing the flowers. In a raceme, the oldest flowers are borne...
of flowers at the end of the stem. The flower is tubular, the calyx of sepal
Sepal
A sepal is a part of the flower of angiosperms . Collectively the sepals form the calyx, which is the outermost whorl of parts that form a flower. Usually green, sepals have the typical function of protecting the petals when the flower is in bud...
s extending along most of the length of the corolla, which may exceed 2 centimeters long. The lobed, lipped corolla is yellow in color and glandular and sticky in texture.