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Incarvillea semiretschenskia

Genus of flowering plants From Wikipedia, the free encyclopedia

Incarvillea semiretschenskia is a rare perennial flower endemic to dry, rocky hillsides in Kazakhstan, placed on the IUCN Red List in 1997.[1][2] It was first described as Niedzwedzkia semiretschenskia, the only species in the genus Niedzwedzkia. It has also been placed as the only species in Incarvillea subgenus Niedzwedzkia.

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Incarvillea semiretschenskia
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Bignoniaceae
Genus: Incarvillea
Subgenus: Incarvillea subg. Niedzwedzkia
Species:
I. semiretschenskia
Binomial name
Incarvillea semiretschenskia
(B.Fedtsch.) Grierson
Synonyms
  • Niedzwedzkia semiretschenskia Fedtsch.
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Description

The plant has numerous wiry upright stems growing to a height of 45 cm from a sub-shrub base. The leaves are deeply incised with linear lobes. The orange-pink tubular flowers are 6 cm long by 4 cm across. The fruits are 5 cm long and feature six very wavy wings.[3] Ploidy 2n = 22.[4]

Taxonomy

The species was first described by Boris Fedchenko in 1915 as Niedzwedzkia semiretschenskia,[5] the only species in the genus Niedzwedzkia, named for the Russian botanist Vladislav Niedzwiecki.[6] In 1931, Grierson transferred it to Incarvillea.[7] A molecular phylogenetic study in 2005 found that Incarvillea semiretschenskia was basal to the rest of the genus Incarvillea, giving support to the placement in a separate subgenus, Incarvillea subgenus Niedzwedzkia. Unlike other species of the genus, it has winged capsules and septifragal dehiscence.[4]

Cultivation

The plant demands well drained dry soil in a warm position exposed to full sun; it is hardy to -15 °C.[3]

Accessions

  • Tashkent Botanical Garden.

Institut of Botany and Phytointroduction, Almaty

References

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