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Prairie Ironweed

Vernonia fasciculata Michx.

Description

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Plants 3–12+ dm. Stems puberulent, glabrescent. Leaves mostly cauline; blades ± lanceolate, 5–12(–20+) cm × 5–18(–40+) mm, l/w = 5–9(–14+), abaxially glabrate (pitted, with awl-shaped hairs in pits), adaxially scabrellous, resin-gland-dotted (sometimes pitted). Heads in congested, corymbiform arrays. Peduncles 1–8(–12+) mm. Involucres ± campanulate, 5–7(–8+) × 4–6 mm. Phyllaries 25–35+ in 4–5+ series, glabrescent, margins arachno-ciliolate, the outer lance-ovate, 1–3 mm, inner oblong to linear-oblong, 5–7+ mm, tips acute or rounded-apiculate. Florets 12–25+. Cypselae 3.5–4 mm; pappi fuscous to purplish, outer subulate scales or bristles 20–30, 0.5–3+ mm, intergrading with 35–45+, 5–7+ mm inner subulate scales or bristles. 2n = 34.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 19: 208, 211 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Synonym

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Vernonia fasciculata subsp. corymbosa (Schweinitz) S. B. Jones; V. fasciculata var. corymbosa (Schweinitz) B. G. Schubert
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 19: 208, 211 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
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eFloras.org
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Comprehensive Description

provided by North American Flora
Vernonia fasciculata Michx. Fl. Bor. Am. 2: 94. 1803
Cacalia fasciculata Kuntze, Rev. Gen. 970. 1891.
Vernonia fasciculata nebraskensis Gleason, Bull. Torrey Club 46: 247. 1919.
Stems erect, glabrous, purple or greenish-purple, 6-12 dm. high; leaves numerous, erect or ascending, the blades thin, bright-green, linear to narrowly lanceolate, or broadly lanceolate in some forms, 8-15 cm. long, 4-7 mm. wide, long-acuminate or acute, denticulate to sharply dentate with ascending or salient teeth, narrowed to a sessile base, glabrous on both sides or minutely puberulent, deeply pitted beneath; inflorescence dense, hemispheric or flattened, 4-10 cm. wide; heads crowded, sessile or short-peduncled, 18-21 -flowered; involucre narrowly campanulate to subcylindric, 6 mm. high, red or purple; scales appressed and regularly imbricate, subacute to rounded, glabrous, sparsely ciliate, or rarely puberulent, the exposed portion not more than 2 mm. wide; achenes 3 mm. long, puberulent on the ribs, resinous in the furrows; pappus purple, the inner bristles 7-8 mm. long, the outer series similar but shorter.
Type locality: Illinois.
Distribution: Ohio to Minnesota and Oklahoma.
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bibliographic citation
Per Axel, Rydberg. 1922. CARDUALES; AMBROSIACEAE, CARDUACEAE. North American flora. vol 33(1). New York Botanical Garden, New York, NY
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Büschelige Scheinaster ( German )

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Die Büschelige Scheinaster oder Büschelige Schein-Aster (Vernonia fasciculata) ist eine Pflanzenart aus der Gattung der Scheinastern (Vernonia).

Merkmale

Die Büschelige Scheinaster ist eine ausdauernde, krautige Pflanze, die Wuchshöhen von 30 bis 120 Zentimeter erreicht. Die Blätter sind an der Unterseite kahl und besitzen Grübchen. Die äußeren Pappusstrahlen sind ungleich borstenförmig und nicht schuppenförmig. Die Köpfe bestehen aus 12 bis 25 Blüten. Die Hülle misst 5 bis 8 × 4 bis 6 Millimeter. Die Hüllblätter sind spitz oder gerundet.

Die Chromosomenzahl beträgt 2n = 34 für Vernonia fasciculata subsp. corymbosa.[1]

Vorkommen

Die Büschelige Scheinaster kommt im Norden der mittleren USA vor.

Nutzung

Die Büschelige Scheinaster wird sehr selten als Zierpflanze für Naturgärten genutzt.

Literatur

  • Eckehart J. Jäger, Friedrich Ebel, Peter Hanelt, Gerd K. Müller (Hrsg.): Rothmaler Exkursionsflora von Deutschland. Band 5: Krautige Zier- und Nutzpflanzen. Spektrum Akademischer Verlag, Berlin/Heidelberg 2008, ISBN 978-3-8274-0918-8.

Einzelnachweise

  1. Vernonia fasciculata subsp. corymbosa bei Tropicos.org. In: IPCN Chromosome Reports. Missouri Botanical Garden, St. Louis.
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Büschelige Scheinaster: Brief Summary ( German )

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Die Büschelige Scheinaster oder Büschelige Schein-Aster (Vernonia fasciculata) ist eine Pflanzenart aus der Gattung der Scheinastern (Vernonia).

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Vernonia fasciculata

provided by wikipedia EN

Vernonia fasciculata, the smooth ironweed or common ironweed,[3] or prairie ironweed[4] is a species of perennial plant in the family Asteraceae.[5] It is native to Manitoba in Canada and the north-central U.S.A.

Vernonia fasciculata inhabits areas with moist soils and prairies.[6] It flowers in July to September.

Description

Vernonia fasciculata is a herbaceous perennial that grows 2–4 ft (0.61–1.22 m) tall with unbranched stems, which end in an inflorescences with magenta flowers arranged in a dense corymb.[7]

Cultivation

V. fasciculata is winter hardy in USDA zones 4-9, it is planted in full sun and used in rain gardens and as a naturalized plant because of its showy flower display, it is deer tolerant and adaptable to wet soils.[8]

References

  1. ^ "ITIS - Report: Vernonia fasciculata". www.itis.gov. Retrieved 2021-11-02.
  2. ^ "Vernonia fasciculata Michx. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 2021-11-02.
  3. ^ Mohlenbrock, Robert H. (2013-12-06). Vascular Flora of Illinois: A Field Guide, Fourth Edition. SIU Press. ISBN 978-0-8093-3209-0.
  4. ^ "Vernonia fasciculata (Prairie Ironweed): Minnesota Wildflowers". www.minnesotawildflowers.info. Retrieved 2021-11-01.
  5. ^ Mohlenbrock, Robert H. (2017-08-08). Flowering Plants: Asteraceae, Part 3. SIU Press. ISBN 978-0-8093-3605-0.
  6. ^ Britton, Nathaniel Lord; Brown, Addison (1898). An Illustrated Flora of the Northern United States and Canada and the British Possessions: Apocynaceae to Compositae (dogbane to thistle) (1898). Charles Scribner's Sons.
  7. ^ "Smooth Ironweed (Vernonia fasciculata)". www.illinoiswildflowers.info. Retrieved 2021-11-01.
  8. ^ "Vernonia fasciculata - Plant Finder". www.missouribotanicalgarden.org. Retrieved 2021-11-01.
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Vernonia fasciculata: Brief Summary

provided by wikipedia EN

Vernonia fasciculata, the smooth ironweed or common ironweed, or prairie ironweed is a species of perennial plant in the family Asteraceae. It is native to Manitoba in Canada and the north-central U.S.A.

Vernonia fasciculata inhabits areas with moist soils and prairies. It flowers in July to September.

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Vernonia fasciculata ( Indonesian )

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Vernonia fasciculata adalah spesies tumbuhan yang tergolong ke dalam famili Asteraceae. Spesies ini juga merupakan bagian dari ordo Asterales. Spesies Vernonia fasciculata sendiri merupakan bagian dari genus Vernonia.[1] Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Michx..

Referensi

  1. ^ "Vernonia Schreb". Plants of the World Online. Royal Botanical Gardens Kew. Diakses tanggal 6 Januari 2019.




 src= Artikel bertopik tumbuhan ini adalah sebuah rintisan. Anda dapat membantu Wikipedia dengan mengembangkannya.
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Vernonia fasciculata: Brief Summary ( Indonesian )

provided by wikipedia ID

Vernonia fasciculata adalah spesies tumbuhan yang tergolong ke dalam famili Asteraceae. Spesies ini juga merupakan bagian dari ordo Asterales. Spesies Vernonia fasciculata sendiri merupakan bagian dari genus Vernonia. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Michx..

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Vernonia fasciculata ( Vietnamese )

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Vernonia fasciculata là một loài thực vật có hoa trong họ Cúc. Loài này được Michx. miêu tả khoa học đầu tiên năm 1803.[1]

Chú thích

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

Liên kết ngoài

 src= Wikimedia Commons có thư viện hình ảnh và phương tiện truyền tải về Vernonia fasciculata  src= Wikispecies có thông tin sinh học về Vernonia fasciculata


Bài viết tông cúc Vernonieae này vẫn còn sơ khai. Bạn có thể giúp Wikipedia bằng cách mở rộng nội dung để bài được hoàn chỉnh hơn.
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Vernonia fasciculata: Brief Summary ( Vietnamese )

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Vernonia fasciculata là một loài thực vật có hoa trong họ Cúc. Loài này được Michx. miêu tả khoa học đầu tiên năm 1803.

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