Armen Leonovich Takhtajan or Takhtajian (Armenian: Արմեն Լևոնի Թախտաջյան; Russian: Армен Леонович Тахтаджян; surname also transliterated Takhtadjan, Takhtadzhi︠a︡n...

A system of plant taxonomy, the Takhtajan system of plant classification was published by Armen Takhtajan, in several versions from the 1950s onwards...

S2CID 30764910. Takhtajan, Armen Leonovich (2009). Flowering Plants. Springer. ISBN 978-1-4020-9609-9. Retrieved 7 January 2014. Singh, Gurcharan (2004). "Armen Takhtajan"...

Tigranyan (born 1985), Armenian football midfielder Armen Takhtajan (1910–2009), Soviet-Armenian botanist Armen Terzian (1915–1989), American football official...

It is divided into 12 floristic provinces according to the work of Armen Takhtajan, a Soviet-Armenian botanist who created a classification system for...

region within the Holarctic Kingdom in North America, as delineated by Armen Takhtajan and Robert F. Thorne. It occupies arid or semiarid areas in the southwestern...

"panhandle". The Great Basin Floristic Province was defined by botanist Armen Takhtajan to extend well beyond the boundaries of the hydrographically defined...

latitude. It was first identified by botanist Ronald Good, and later by Armen Takhtajan. The Antarctic Floristic Kingdom is a classification in phytogeography...

(excluding Australia and New Zealand), as proposed by Ronald Good and Armen Takhtajan. Part of its flora is inherited from the ancient supercontinent of...

floristic kingdom identified[when?] by botanist Ronald Good (and later by Armen Takhtajan), which includes the temperate to Arctic portions of North America...

"Rosidae", which had usually been understood to be a subclass. In 1967, Armen Takhtajan showed that the correct basis for the name "Rosidae" is a description...

including the APG II, but other classification systems, including that of Armen Takhtajan, include Kaliphora in its own family, the Kaliphoraceae. Angiosperm...

plant into its own genus, Takhtajania, after the Russian botanist Armen Takhtajan. It was published in Adansonia, n.s., Vol.17 on page 388. In 1994 Malagasy...

Leon Armenovich Takhtajan was born in Yerevan, Soviet Union, in 1950, son of the Armenian Russian botanist Armen Takhtajan. Takhtajan received in 1975...

Penguin Dictionary of Botany. Penguin Books. ISBN 978-0-14-051126-0. Armen Takhtajan. Flowering Plants Archived 2023-01-19 at the Wayback Machine. Springer...

David Ashton William Guybon Atherstone Anna Atkins Daniel E. Atha Armen Takhtajan Ernest Brown Babcock Churchill Babington Curt Backeberg James Eustace...

first described as Hypericum formosum by Soviet-Armenian botanist Armen Takhtajan and was later excluded from a genus-wide monograph of Hypericum by...

machine. Stevens, William K. (April 6, 1993). "SCIENTIST AT WORK: Armen Takhtajan; Botanist Plans Survey of World's Flowers". The New York Times. .....

Region is a floristic region of the Holarctic Kingdom proposed by Armen Takhtajan. The region is covered by hot deserts, semideserts and savanna. The...

rank is commonly used, with the ending -anae that was initiated by Armen Takhtajan's publications from 1966 onwards. The order as a distinct rank of biological...

The commelinids were first recognized as a formal group in 1967 by Armen Takhtajan, who named them the Commelinidae and assigned them to a subclass of...

America, as delineated by such geobotanists as Josias Braun-Blanquet and Armen Takhtajan. It is the largest floristic region in the world by area, comprising...

Almost all regions are further subdivided into floristic provinces. Armen Takhtajan (1978, 1986), in a widely used scheme that builds on Good's work, identified...

Temperate Eastern region), Ronald Good (as Sino-Japanese Region) and Armen Takhtajan. The Eastern Asiatic Region is dominated by very old lineages of gymnosperms...

geobotanists, including Robert F. Thorne (Flora of North America) and Armen Takhtajan, include Oregon and Northern California within the Rocky Mountain Province...

Agapanthoideae of the larger version of Amaryllidaceae. Also in 2009, Armen Takhtajan recognized the three smaller families allowed by APG II, instead of...

Epigaea gaultherioides is a species of flowering plant in the Ericaceae family. It is native to Transcaucasia and Turkey. Epigaea gaultherioides is an...

Thomas Tofield (1730–1779). The family Tofieldiaceae was erected by Armen Takhtajan in 1995. Molecular phylogenetic studies of DNA sequences have shown...

predominantly used the concept of superorder. These were the systems of Armen Takhtajan (1910–2009), Arthur Cronquist (1919–1992), Robert Thorne (1920–2015)...

western North America (Canada and the United States) delineated by Armen Takhtajan. The region extends from Kodiak Island in Alaska to the San Francisco...