Weigela subsessilis: Difference between revisions

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'''''Weigela subsessilis''''' is a species of ''[[Weigela]]'' native in [[South Korea]]. It can be found on most of the mountains of South Korea, especially on the [[Jirisan|Jiri Mountain]].
'''''Weigela subsessilis''''' is a species of ''[[Weigela]]'' native in [[Korea]]. It can be found on most of the mountains of Korea, except for the norther sides because the temperatures are very low. As the species is highly resistant to shade, cold, salt and even pollution, it is also found in deep forests or near the seas.


== Etymology ==
== Etymology ==
The genus name, ''Weigela'', is named after the German scientist [[Christian Ehrenfried Weigel]].<ref>{{Citation|title=Christian Ehrenfried Weigel|date=2018-07-11|url=https://en.wikipedia.org/w/index.php?title=Christian_Ehrenfried_Weigel&oldid=849783215|work=Wikipedia|language=en|access-date=2018-11-15}}</ref> The species epithet ''subsessilis'', is from the term subsessile, which means "nearly, but not quite sessile." The root, ''sessilis'' is derived from Latin, which means low, dwarf in plants.<ref>{{Cite web|url=https://www.merriam-webster.com/dictionary/subsessile|title=Definition of SUBSESSILE|website=www.merriam-webster.com|language=en|access-date=2018-11-15}}</ref>
The genus name, ''Weigela'', is named after the German scientist [[Christian Ehrenfried Weigel]].<ref>{{Citation|title=Christian Ehrenfried Weigel|date=2018-07-11|url=https://en.wikipedia.org/w/index.php?title=Christian_Ehrenfried_Weigel&oldid=849783215|work=Wikipedia|language=en|access-date=2018-11-15}}</ref> The species epithet ''subsessilis'', is from the term subsessile, which means "nearly, but not quite sessile." The root, ''sessilis'' is derived from Latin, which means low, dwarf in plants.<ref>{{Cite web|url=https://www.merriam-webster.com/dictionary/subsessile|title=Definition of SUBSESSILE|website=www.merriam-webster.com|language=en|access-date=2018-11-15}}</ref>


The species which have buttery-yellow flowers are also called as the Canary Weigela.
The species which have buttery-yellow flowers are also called as the Canary Weigela.<ref>{{Cite news|url=http://plants.westonnurseries.com/12130019/Plant/4236/Canary_Weigela/|title=Canary Weigela (Weigela subsessilis 'Canary') at Weston Nurseries|work=Weston Nurseries Plant Finder|access-date=2018-11-15|language=en-US}}</ref>

The Korean name of the species is '병꽃나무' (byeongkkot tree), which means "a tree that has bottle-shaped flowers." In 1918, the Japanese botanist [[Takenoshin Nakai|Nakai]] has given its name, as the flowers seemed to look like plain, traditional Korean bottles, which were usually made by [[Gourd|gourds]].<ref>{{Cite web|url=http://www.grandculture.net/ko/Contents/Index|title=한국향토문화전자대전|website=www.grandculture.net|language=ko|access-date=2018-11-15}}</ref>

== Description ==
''Weigela subsessilis'' is a [[deciduous]], [[Broad-leaved tree|broad-leaved]], [[Shrub|shrubs]], which grows from 2~3 meters tall. The species usually coexists with [[Azalea|azaleas]] or [[Rhododendron schlippenbachii|royal azaleas]], or sometimes clusters itself. It prefers sandy soil, which helps them survive also in barren land.

=== Foliage ===
The [[Leaf|leaves]] of ''Weigela subsessilis'' has an [[Phyllotaxis|opposite leaf arrangement]], and has a wide egg-shaped body with a sharp tip. The width are up to 2 inches, while the length are up to 3 inches. The leaves have hair on each sides, and the ones on the bottom has spread hair on the leaf veins. It usually does not have petioles, and the edges are slightly toothed.<ref>{{Cite web|url=http://www.nature.go.kr/kbi/plant/pilbk/selectPlantPilbkDtl.do#dtlInfo|title=국가생물종지식정보시스템|last=|first=|date=|website=www.nature.go.kr|language=Korean|archive-url=|archive-date=|dead-url=|access-date=2018-11-15}}</ref>

=== Flower and Fruit ===
The flowers are produced on new growth from second-year wood as the leaves are expanding. Each inflorescence consists of clusters of three or four, even up to six flowers. When fully open, the flowers measure between 2.5 and 3.5 cm in length. As the flower buds enlarge, they assume a yellowish-green color that gradually changes through various shades of pink to a pale lavender when the flowers are in full bloom. Since inflorescences are profuse and individual flowers represent different stages of maturation, the overall effect of the shrub is a unique combination of pastel colors from pale yellowish-green to lavender.<ref>http://arnoldia.arboretum.harvard.edu/pdf/articles/1993-53-4-introducing-weigela-subsessilis.pdf, "Introducing ''Weigela subsessilis''"'','' ''Stephen A. Spongberg'', Arnoldia Arboretum, Harvard University</ref> The flowers usually bloom in late April to May, and the sepals are separated to the end.

The fruits ripe in November to October, which is a capsule fruit which has short hair and is 10~15mm long. The seeds in the fruit has developed wings.


== References ==
== References ==

Revision as of 14:53, 15 November 2018

Weigela subsessilis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Dipsacales
Family: Caprifoliaceae
Genus: Weigela
Species:
W. subsessilis
Binomial name
Weigela subsessilis
Synonyms
  • Diervilla subsessilis Nakai

Weigela subsessilis is a species of Weigela native in Korea. It can be found on most of the mountains of Korea, except for the norther sides because the temperatures are very low. As the species is highly resistant to shade, cold, salt and even pollution, it is also found in deep forests or near the seas.

Etymology

The genus name, Weigela, is named after the German scientist Christian Ehrenfried Weigel.[2] The species epithet subsessilis, is from the term subsessile, which means "nearly, but not quite sessile." The root, sessilis is derived from Latin, which means low, dwarf in plants.[3]

The species which have buttery-yellow flowers are also called as the Canary Weigela.[4]

The Korean name of the species is '병꽃나무' (byeongkkot tree), which means "a tree that has bottle-shaped flowers." In 1918, the Japanese botanist Nakai has given its name, as the flowers seemed to look like plain, traditional Korean bottles, which were usually made by gourds.[5]

Description

Weigela subsessilis is a deciduous, broad-leaved, shrubs, which grows from 2~3 meters tall. The species usually coexists with azaleas or royal azaleas, or sometimes clusters itself. It prefers sandy soil, which helps them survive also in barren land.

Foliage

The leaves of Weigela subsessilis has an opposite leaf arrangement, and has a wide egg-shaped body with a sharp tip. The width are up to 2 inches, while the length are up to 3 inches. The leaves have hair on each sides, and the ones on the bottom has spread hair on the leaf veins. It usually does not have petioles, and the edges are slightly toothed.[6]

Flower and Fruit

The flowers are produced on new growth from second-year wood as the leaves are expanding. Each inflorescence consists of clusters of three or four, even up to six flowers. When fully open, the flowers measure between 2.5 and 3.5 cm in length. As the flower buds enlarge, they assume a yellowish-green color that gradually changes through various shades of pink to a pale lavender when the flowers are in full bloom. Since inflorescences are profuse and individual flowers represent different stages of maturation, the overall effect of the shrub is a unique combination of pastel colors from pale yellowish-green to lavender.[7] The flowers usually bloom in late April to May, and the sepals are separated to the end.

The fruits ripe in November to October, which is a capsule fruit which has short hair and is 10~15mm long. The seeds in the fruit has developed wings.

References

  1. ^ "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species. Retrieved 2018-11-15.
  2. ^ "Christian Ehrenfried Weigel", Wikipedia, 2018-07-11, retrieved 2018-11-15
  3. ^ "Definition of SUBSESSILE". www.merriam-webster.com. Retrieved 2018-11-15.
  4. ^ "Canary Weigela (Weigela subsessilis 'Canary') at Weston Nurseries". Weston Nurseries Plant Finder. Retrieved 2018-11-15.
  5. ^ "한국향토문화전자대전". www.grandculture.net (in Korean). Retrieved 2018-11-15.
  6. ^ "국가생물종지식정보시스템". www.nature.go.kr (in Korean). Retrieved 2018-11-15. {{cite web}}: Cite has empty unknown parameter: |dead-url= (help)
  7. ^ http://arnoldia.arboretum.harvard.edu/pdf/articles/1993-53-4-introducing-weigela-subsessilis.pdf, "Introducing Weigela subsessilis", Stephen A. Spongberg, Arnoldia Arboretum, Harvard University