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Quercus guyavifolia H. Lév.

Description

provided by eFloras
Shrubs or trees to 15 m tall, evergreen. Branchlets densely reddish to dark brown tomentose, glabrescent. Petiole (1-)2-4(-7) mm, brown tomentose; leaf blade oblong, elliptic, ovate, or obovate, 2-9 × 1.5-5 cm, abaxially with brown spongy glandular hairs and pale brown stellate hairs and not glabrescent, adaxially hairy along midvein, base rounded, margin entire or with spiniform teeth, apex obtuse to mucronate; secondary veins 5-12 on each side of midvein; tertiary veins often hidden by indumentum. Female inflorescences 2-6 cm. Cupule cuculliform to shallowly cupular, 0.6-1 × 1-3 cm, margin of rim expanded to wavily rugose at maturity, inside with a thick, pale grayish brown indumentum; bracts lanceolate to narrowly ovate, 1-2 mm, grayish brown tomentose from base to middle, apex reddish brown, obtuse, distinct from cupule wall, and glabrous. Nut ovoid to subglobose, 1.5-1.8 cm in diam., glabrous, apex obtuse; scar ca. 5 mm in diam., slightly raised; stylopodium ca. 2 mm in diam. Fl. May-Jul, fr. Sep-Nov of following year.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 4: 375 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
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eFloras.org
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Distribution

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Guizhou, Sichuan, Yunnan
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 4: 375 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
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eFloras

Habitat

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* Montane forests to subalpine scrub; 2500-4000 m.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 4: 375 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
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eFloras

Synonym

provided by eFloras
Quercus aquifolioides Rehder & E. H. Wilson var. rufescens (Franchet) Rehder & E. H. Wilson; Q. ilex Linnaeus var. rufescens Franchet; Q. pannosa Handel-Mazzetti; Q. pileata Hu & W. C. Cheng; Q. semecarpifolia Smith var. rufescens (Franchet) Schottky.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 4: 375 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Quercus guyavifolia

provided by wikipedia EN

Quercus guyavifolia is a species of flowering plant in the family Fagaceae, native to south-central China.[2] An evergreen tree reaching 15 m (50 ft), its leaves are golden-brown on their undersides, making it one of the most attractive of the golden oaks.[3] It is placed in section Ilex.[4]

References

  1. ^ Carrero, C. & Strijk, J.S. 2020. Quercus guyavifolia. The IUCN Red List of Threatened Species 2020: e.T78922619A78922622. https://dx.doi.org/10.2305/IUCN.UK.2020-2.RLTS.T78922619A78922622.en. Accessed 25 May 2023.
  2. ^ a b "Quercus guyavifolia H.Lév". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 15 November 2022.
  3. ^ "Quercus guyavifolia H. Lév". Trees and Shrubs Online. International Dendrology Society. Retrieved 15 November 2022.
  4. ^ Denk, Thomas; Grimm, Guido W.; Manos, Paul S.; Deng, Min & Hipp, Andrew L. (2017). "Appendix 2.1: An updated infrageneric classification of the oaks" (xls). figshare. Retrieved 2023-02-18.
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Quercus guyavifolia: Brief Summary

provided by wikipedia EN

Quercus guyavifolia is a species of flowering plant in the family Fagaceae, native to south-central China. An evergreen tree reaching 15 m (50 ft), its leaves are golden-brown on their undersides, making it one of the most attractive of the golden oaks. It is placed in section Ilex.

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Quercus guyavifolia ( Polish )

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Quercus guyavifolia H.Lév. – gatunek roślin z rodziny bukowatych (Fagaceae Dumort.). Występuje naturalnie w południowych Chinach – w prowincjach Kuejczou, Syczuan oraz Junnan[3].

Morfologia

Pokrój
Zimozielone drzewo lub krzew. Dorasta do 15 m wysokości[3].
Liście
Blaszka liściowa jest lekko owłosiona od spodu i ma kształt od owalnego do eliptycznego lub podługowatego. Mierzy 2–9 cm długości oraz 1,5–5 cm szerokości, jest całobrzega lub delikatnie ząbkowana na brzegu, ma zaokrągloną nasadę i wierzchołek od tępego do ostro zakończonego. Ogonek liściowy jest omszony i ma 2–4 mm długości[3].
Owoce
Orzechy zwane żołędziami o kształcie od jajowatego do niemal kulistego, dorastają do 15–18 mm średnicy. Osadzone są pojedynczo w miseczkach w kształcie kubka, które mierzą 6–10 mm długości i 10–30 mm średnicy[3].

Biologia i ekologia

Rośnie w lasach mieszanych, zaroślach oraz na terenach skalistych. Występuje na wysokości od 2500 do 4000 m n.p.m. Kwitnie od września do listopada, natomiast owoce dojrzewają od listopada do grudnia[3].

Przypisy

  1. Stevens P.F.: Angiosperm Phylogeny Website (ang.). 2001–. [dostęp 2017-04-04].
  2. a b Quercus guyavifolia H.Lév. (ang.). The Plant List. [dostęp 4 kwietnia 2017].
  3. a b c d e Quercus guyavifolia (fr.). Plantes & botanique. [dostęp 4 kwietnia 2017].
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Quercus guyavifolia: Brief Summary ( Polish )

provided by wikipedia POL

Quercus guyavifolia H.Lév. – gatunek roślin z rodziny bukowatych (Fagaceae Dumort.). Występuje naturalnie w południowych Chinach – w prowincjach Kuejczou, Syczuan oraz Junnan.

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Quercus guyavifolia ( Vietnamese )

provided by wikipedia VI

Quercus guyavifolia là một loài thực vật có hoa trong họ Cử. Loài này được H.Lév. miêu tả khoa học đầu tiên năm 1913.[1]

Chú thích

  1. ^ The Plant List (2010). Quercus guyavifolia. Truy cập ngày 4 tháng 6 năm 2013.

Tham khảo


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Quercus guyavifolia: Brief Summary ( Vietnamese )

provided by wikipedia VI

Quercus guyavifolia là một loài thực vật có hoa trong họ Cử. Loài này được H.Lév. miêu tả khoa học đầu tiên năm 1913.

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Wikipedia tác giả và biên tập viên
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wikipedia VI