Bellardia trixago | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Asterids |
Order: | Lamiales |
Family: | Orobanchaceae |
Tribe: | Rhinantheae |
Genus: | Bellardia All. [1] |
Species: | B. trixago |
Binomial name | |
Bellardia trixago | |
Synonyms | |
Genus [1]
Species [2]
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Bellardia trixago is a species of flowering plant in the family Orobanchaceae. It was formerly classified in the family Scrophulariaceae. The only member of the monotypic genus Bellardia, it is known as trixago bartsia [3] or Mediterranean lineseed. [4] This plant is native to the Mediterranean Basin, but it is known in other places with similar climates, such as California and parts of Chile, where it is an introduced species and noxious weed.[ not verified in body ]
Bellardia trixago is an erect plant often reaching over half a meter in height. Its foliage is rich green and dotted with glands and hairs. The sawtoothed leaves extend about halfway up the plant, with the upper half of the stem being occupied with a stout inflorescence which narrows to a point. The inflorescence has rows of leaflike bracts, between which emerge showy purple and white lipped, hooded flowers, each over two centimeters wide. The fruit is a smooth, green capsule. Mediterranean lineseed, like other broomrapes, is parasitic; this species is hemiparasitic in that it is green and photosynthetic but also taps into the roots of other plants to extract nutrients.
The phylogeny of the genera of Rhinantheae has been explored using molecular characters. [5] [6] Bellardia belongs to the core Rhinantheae. Bellardia is closely related to Parentucellia , to some Bartsia taxa, and to Odontites . [6] [7] In turn, these genera share phylogenetic affinities with Tozzia and Hedbergia , and then with Euphrasia and Bartsia .[ citation needed ]
Genus-level cladogram of tribe Rhinantheae. | |||||||||||||||||||||||||||||||||||||||||||||||||||
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The cladogram has been reconstructed from nuclear and plastid DNA molecular characters (ITS, rps16 intron and trnK region). [5] [6] |
The genus name Bellardia is a taxonomic patronym in honor of Carlo Antonio Lodovico Bellardi (1741-1826), an Italian botanist from Piedmont. [8]
The species name trixago has two possible etymologies.
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Lathraea (toothwort) is a small genus of five to seven species of flowering plants, native to temperate Europe and Asia. They are parasitic plants on the roots of other plants, and are completely lacking chlorophyll. They are classified in the family Orobanchaceae.
Odontites is a genus of flowering plants in the family Orobanchaceae.
Orobanchaceae, the broomrapes, is a family of mostly parasitic 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. With its new circumscription, Orobanchaceae forms a distinct, monophyletic family. From a phylogenetic perspective, it is defined as the largest crown clade containing Orobanche major and relatives, but neither Paulownia tomentosa nor Phryma leptostachya nor Mazus japonicus.
Euphrasia, or eyebright, is a genus of about 215 species of herbaceous flowering plants in the family Orobanchaceae, with a cosmopolitan distribution. They are hemiparasitic on grasses and other plants. Both the common and generic names refer to the plant's use in a lotion for treating eye infections, with Euphrasia literally meaning 'good-cheer'.
Melampyrum is a genus of about 20 species of herbaceous flowering plants in the family Orobanchaceae known commonly as cow wheat. They are native to temperate regions of the Northern Hemisphere. They are hemiparasites on other plants, obtaining water and nutrients from host plants, though some are able to survive on their own without parasitising other plants.
Rhinanthus is a genus of annual hemiparasitic herbaceous plants in the family Orobanchaceae, formerly classified in the family Scrophulariaceae. Its species are commonly known as rattles. The genus consists of about 30 to 40 species found in Europe, northern Asia, and North America, with the greatest species diversity in Europe.
The tuft-tailed spiny tree rat is a spiny rat species from Brazil south of the Amazon River, where it has been found in grassland and gallery forest. It is the only species in the genus Lonchothrix. Very little is known about this rodent. It is small with an average adult weight of about 138 grams. It is nocturnal and solitary in habits.
Phyllomys is a genus of arboreal spiny rat, geographically restricted to the forests of eastern Brazil.
Euryzygomatomys is a genus of South American rodents, commonly called guiaras, in the family Echimyidae. It contains two extant and one fossil species, found in Argentina, Brazil and Paraguay. They are as follows:
Disperis is a genus of plants in the orchid family, Orchidaceae. It has about 78 species. Most of the species are from tropical and southern Africa, as well as Indian Ocean islands. A few are native to the tropical or the warmer subtropical regions of Asia and Malesia.
Bartsia is a genus of flowering plants in the family Orobanchaceae.
Parentucellia is a small genus of flowering plants in the family Orobanchaceae containing about four species. They are known generally as glandweeds. The genus was named for Pope Nicholas V, whose surname was Parentucelli.
Parentucellia viscosa is a species of flowering plant in the family Orobanchaceae known by the common names yellow bartsia and yellow glandweed. It is native to Europe, but it can be found on other continents, including Australia and North America, as an introduced species.
Rhinantheae is a tribe with fewer than 20 genera of herbaceous plants in the family Orobanchaceae.
Rhynchocorys is a small genus of flowering plants belonging to the family Orobanchaceae. It was formerly classified in the family Scrophulariaceae.
Tozzia is a monotypic genus of flowering plants within the broomrape family Orobanchaceae. It contains a unique species, Tozzia alpina.
Hedbergia is a monotypic genus of flowering plants, initially classified in Scrophulariaceae, and now within the broomrape family Orobanchaceae. It contains a unique species, Hedbergia abyssinica. It is an afromontane genus, widespread in grasslands and scrubs of the mountains of tropical Africa, and known from Ethiopia, Zaire, Uganda, Kenya, Tanzania, Malawi, Nigeria, and Cameroons.
Hedbergia decurva, formerly Bartsia decurva, is a species of flowering plants in the family Orobanchaceae.
Hedbergia longiflora, formerly Bartsia longiflora, is a species of flowering plants in the family Orobanchaceae.
Dicranostegia is a monotypic genus of hemiparasitic flowering plants belonging to the family Orobanchaceae, containing the species Dicranostegia orcuttiana, commonly known as Orcutt's bird's beak or Baja bird's beak. It is near-endemic to Baja California, found from Miller's Landing north to Tijuana, but has a few occurrences in southern San Diego County, California. It is differentiated among other similar species in California by its leaves with 8 to 11 lateral lobes that are paired. It was formerly placed in the genus Cordylanthus until phylogenetic analysis led to it being split off. This species is threatened by the destruction of its habitat from urbanization.