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Description ( англиски )

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Herbs; nodes with 2 rows of 3--5 roots. Leaves: sheath 4--35 cm, margins not overlapping; blade to 2 m ´ 1--4 mm, margins entire, apex obtuse to truncate or rarely slightly notched; veins 3. Generative shoots 0.2--11 cm, nodes 1--2, proximal node when present with 1 leaf, sterile, distal node with 1 leaf and 1(--2) spathes. Inflorescences: peduncles 11--60 ´ 1--2 mm; staminate bract 4--5.5 ´ 2--3 mm; pistillate bract 4--8 ´ 1.5--3 mm, base not narrowed, apex truncate to acute. Fruits 4--5 ´ 5.5 mm.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
библиографски навод
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
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Flora of North America Editorial Committee
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Distribution ( англиски )

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B.C.; Alaska, Calif., Oreg., Wash.; Mexico (in Baja California).
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
библиографски навод
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
уредник
Flora of North America Editorial Committee
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Flowering/Fruiting ( англиски )

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Flowering and fruiting late spring and summer.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
библиографски навод
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
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Flora of North America Editorial Committee
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Habitat ( англиски )

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Intertidal and upper part of sublittoral; -2m.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
библиографски навод
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
извор
Flora of North America @ eFloras.org
уредник
Flora of North America Editorial Committee
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eFloras.org
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Comprehensive Description ( англиски )

добавил North American Flora
Phyllospadix scouleri Hook. PI. Bor. Am. 2 : 171. 1838
Phyllospadix serrulaius Rupr.; Aschers. Linnaea 35 : 169. 1867.
Stem winged, mostly simple, 1-4 dm. long ; leaves all submerged, linear, flat 0.5-2 m. long, 2-4 mm. wide, entire, rarely serrulate, obtuse at the apex, sheathing at the base ; primary nerves 3, with usually several intermediary secondary ones ; inflorescence a spadix, 2-4 cm. long ; spathe prominently winged, half enclosing the flowers ; peduncles basal, simple, solitary or in 2' s with sheathing basal bracts, 1-5 cm. long ; staminate flower unknown ; pistillate flower of sessile ovaries in 2 rows ; style short, crowned with 2 slender stigmas ; mature fruit ovate, 2-3 mm. long, 1 -seeded, at the apex beaked with the persistent style and deeply cordate-sagittate at the base, with often 2 wings projecting downwards from the face of the fruit ; seed globose, the testa thick. Numerous sterile flowers occur with staminodia-like appendages.
Type locality : Dundas Island, Columbia River. Distribution : Pacific coast from British Columbia to California.
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Percy Wilson, Per Axel Rydberg, Norman Taylor, Nathaniel Lord Britton, John Kunkel Small, George Valentine Nash. 1909. PANDANALES-POALES; TYPHACEAE, SPARGANACEAE, ELODEACEAE, HYDROCHARITACEAE, ZANNICHELLIACEAE, ZOSTERACEAE, CYMODOCEACEAE, NAIADACEAE, LILAEACEAE, SCHEUCHZERIACEAE, ALISMACEAE, BUTOMACEAE, POACEAE (pars). North American flora. vol 17(1). New York Botanical Garden, New York, NY
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North American Flora

Phyllospadix scouleri ( англиски )

добавил wikipedia EN

Surfgrass at Hearst Beach, San Simeon, California

Phyllospadix scouleri, or Scouler's surfgrass, is a flowering marine plant in the family Zosteraceae. It is native to the coastline of western North America from the Alaskan panhandle to Baja California.

This slender, vivid green plant has long, flat blades. It grows in large clumps or beds exposed during low tide and submerged at high tide. It is found attached to rocks in the middle to low intertidal zones.[2]

Biology

Male and female flowers are born on different plants and there are many more female plants than males. The flowers are in spikes at the base of the leaves and do not have petals. The pollen is spread by water movement which can occur underwater, but most pollination takes place on the surface of the sea at very low tides. Seedlings cannot establish themselves directly on rocks or colonise bare areas. Instead they germinate among algae, such as red coralline algae, attaching themselves by means of small barbs and intertwining their roots among the algae as they grow. They also send out rhizomes which can colonise new areas. When established, the surf grass may dominate the habitat. A biodiverse invertebrate community lives in surf grass beds and includes snails, limpets and crustaceans, and algae may grow on the stems and leaves.[3]

Uses

Sea grass was used by Native American tribes along the Southern California Coast to make cordage and other woven objects, including specimens from San Miguel Island dated between about 10,000 and 8,600 years ago (see Connolly, Erlandson, and Norris 1992).

References

  1. ^ Guiry, M.D. (2010). "Phyllospadix scouleri J.D.Hooker, 1838". WoRMS. World Register of Marine Species. Retrieved 2012-02-03.
  2. ^ Jackson, Hooker, William (1840-01-01). "Flora boreali-americana, or, the botany of the northern parts of British America". v.2. {{cite journal}}: Cite journal requires |journal= (help)
  3. ^ Langstrot, Lovell; Libby Langstroth; Todd Newberry (2000). A living bay: the underwater world of Monterey Bay. p. 37. ISBN 9780520221499.

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Phyllospadix scouleri: Brief Summary ( англиски )

добавил wikipedia EN
Surfgrass at Hearst Beach, San Simeon, California

Phyllospadix scouleri, or Scouler's surfgrass, is a flowering marine plant in the family Zosteraceae. It is native to the coastline of western North America from the Alaskan panhandle to Baja California.

This slender, vivid green plant has long, flat blades. It grows in large clumps or beds exposed during low tide and submerged at high tide. It is found attached to rocks in the middle to low intertidal zones.

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Phyllospadix scouleri ( виетнамски )

добавил wikipedia VI

Phyllospadix scouleri là một loài thực vật có hoa trong họ Zosteraceae. Loài này được Hook. miêu tả khoa học đầu tiên năm 1838.[1]

Chú thích

  1. ^ The Plant List (2010). Phyllospadix scouleri. Truy cập ngày 16 tháng 7 năm 2013.

Liên kết ngoài


Bài viết về Bộ Trạch tả 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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Phyllospadix scouleri: Brief Summary ( виетнамски )

добавил wikipedia VI

Phyllospadix scouleri là một loài thực vật có hoa trong họ Zosteraceae. Loài này được Hook. miêu tả khoa học đầu tiên năm 1838.

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