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Boronia decumbens ( anglais )

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Boronia decumbens is a plant in the citrus family Rutaceae and is endemic to northern parts of the Northern Territory. It is a low, spreading shrub with pinnate leaves and white to pink flowers with the four sepals larger than the four petals.

Description

Boronia decumbens is a low, spreading (decumbent) shrub that grows to 10 cm (4 in) high and 40 cm (20 in) wide. Its branches and leaves and some flower parts are moderately hairy. The leaves are 6–20 mm (0.2–0.8 in) long and 5–25 mm (0.2–1 in) wide in outline with five or seven linear to narrow elliptic leaflets. The end leaflet is 6–12 mm (0.2–0.5 in) long and 0.5–1 mm (0.02–0.04 in) wide and the side leaflets are 4–11 mm (0.2–0.4 in) long and 0.5–1 mm (0.02–0.04 in) wide. The flowers are sessile and arranged singly in leaf axils. The flowers are white to pink, the sepals larger than the petals. The four sepals are triangular, 4–6 mm (0.16–0.24 in) long and 1.5–3 mm (0.06–0.1 in) wide but increase in size as the fruit develops. The four petals are 3–5 mm (0.12–0.20 in) long and 1–2 mm (0.04–0.08 in) wide. Flowering occurs from November to August.[2]

Taxonomy and naming

Boronia decumbens was first formally described in 1997 by Marco Duretto who published the description in Nuytsia.[3][4] The specific epithet (decumbens) is a Latin word meaning "lying down" or "reclining",[5] referring to the usual habit of this species.[4]

Distribution and habitat

This boronia grows in woodland in Kakadu National Park north of the Mary River and the Waterfall Creek turnoff.[2][6]

References

  1. ^ "Boronia decumbens". Australian Plant Census. Retrieved 4 March 2019.
  2. ^ a b Duretto, Marco (1999). "Systematics of Boronia section Valvatae sensu lato (Rutaceae)" (PDF). Muelleria. 12 (1): 108. Retrieved 2 February 2019.
  3. ^ "Boronia decumbens". APNI. Retrieved 4 March 2019.
  4. ^ a b Duretto, Marco F. (1997). "Taxonomic notes on Boronia species of north-western Australia, including a revision of the Boronia lanuginosa group (Boronia section Valvatae: Rutaceae". Nuytsia. 11 (3): 323–326. Retrieved 4 March 2019.
  5. ^ Brown, Roland Wilbur (1956). The Composition of Scientific Words. Washington, D.C.: Smithsonian Institution Press. p. 255.
  6. ^ "Boronia decumbens". Northern Territory Government; Flora NT. Retrieved 4 March 2019.
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Boronia decumbens: Brief Summary ( anglais )

fourni par wikipedia EN

Boronia decumbens is a plant in the citrus family Rutaceae and is endemic to northern parts of the Northern Territory. It is a low, spreading shrub with pinnate leaves and white to pink flowers with the four sepals larger than the four petals.

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Boronia decumbens ( vietnamien )

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Boronia decumbens là một loài thực vật có hoa trong họ Cửu lý hương. Loài này được Duretto mô tả khoa học đầu tiên năm 1997.[1]

Chú thích

  1. ^ The Plant List (2010). Boronia decumbens. Truy cập ngày 12 tháng 6 năm 2013.

Liên kết ngoài


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wikipedia VI

Boronia decumbens: Brief Summary ( vietnamien )

fourni par wikipedia VI

Boronia decumbens là một loài thực vật có hoa trong họ Cửu lý hương. Loài này được Duretto mô tả khoa học đầu tiên năm 1997.

licence
cc-by-sa-3.0
droit d’auteur
Wikipedia tác giả và biên tập viên
original
visiter la source
site partenaire
wikipedia VI