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Image of California bentgrass
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California Bentgrass

Agrostis densiflora Vasey

Physical Description

provided by USDA PLANTS text
Perennials, Terrestrial, not aquatic, Stems nodes swollen or brittle, Stems erect or ascending, Stems geniculate, decumbent, or lax, sometimes rooting at nodes, Stems caespitose, tufted, or clustered, Stems terete, round in cross section, or polygonal, Stem internodes hollow, Stems with inflorescence less than 1 m tall, Stems, culms, or scapes exceeding basal leaves, Leaves mostly basal, below middle of stem, Leaves mostly cauline, Leaves conspicuously 2-ranked, distichous, Leaves sheathing at base, Leaf sheath mostly open, or loose, Leaf sheath smooth, glabrous, Leaf sheath and blade differentiated, Leaf blades linear, Leaf blades 2-10 mm wide, Leaf blades mostly flat, Leaf blade margins folded, involute, or conduplicate, Leaf blades mostly glabrous, Ligule present, Ligule an unfringed eciliate membrane, Inflorescence terminal, Inflorescence a dense slender spike-like panicle or raceme, branches contracted, Inflorescence solitary, with 1 spike, fascicle, glomerule, head, or cluster per stem or culm, Inflorescence spike linear or cylindric, several times longer than wide, Inflorescence single raceme, fascicle or spike, Flowers bisexual, Spikelets pedicellate, Spikelets laterally compressed, Spikelet less than 3 mm wide, Spikelets with 1 fertile floret, Spikelets solitary at rachis nodes, Spikelets all alike and fertille, Spikelets bisexual, Spikelets disarticulating above the glumes, glumes persistent, Spikelets disarticulating beneath or between the florets, Rachilla or pedicel glabrous, Glumes present, empty bracts, Glumes 2 clearly present, Glumes equal or subequal, Glumes equal to or longer than adjacent lemma, Glume equal to or longer than spikelet, Glumes 1 nerved, Lemmas thin, chartaceous, hyaline, cartilaginous, or membranous, Lemma 5-7 nerved, Lemma glabrous, Lemma apex dentate, 3-5 fid, Lemma awnless, Lemma mucronate, very shortly beaked or awned, less than 1-2 mm, Lemma awn subapical or dorsal, Lemma awns straight or curved to base, Lemma margins thin, lying flat, Lemma straight, Palea present, well developed, Palea membranous, hyaline, Palea shorter than lemma, Palea 2 nerved or 2 keeled, Stamens 3, Styles 2-fid, deeply 2-branched, Stigmas 2, Fruit - caryopsis, Caryopsis ellipsoid, longitudinally grooved, hilum long-linear.
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Agrostis densiflora

provided by wikipedia EN

Agrostis densiflora is a species of grass known by the common name California bent grass. It is endemic to the coast of northern and central California, United States, where it grows in habitat along the immediate coastline, such as dunes and bluffs.

Description

It is a perennial grass growing in tufts between 10 and 85 cm (3.9 and 33.5 in) tall. The small inflorescence is a few centimeters long and is a dense, cylindrical array of tiny spikelets, each up to about 3 mm (0.12 in) in length.

References

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Agrostis densiflora: Brief Summary

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Agrostis densiflora is a species of grass known by the common name California bent grass. It is endemic to the coast of northern and central California, United States, where it grows in habitat along the immediate coastline, such as dunes and bluffs.

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Agrostis densiflora ( Spanish; Castilian )

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Agrostis densiflora es una especie de planta herbácea de la familia de las poáceas.

Descripción

Es un endemismo de la costa del norte y centro de California, donde crece en hábitats a lo largo de la línea de costa, como las dunas y acantilados. Tiene un crecimiento en mechones alcanzando un tamaño de entre 10 y 85 centímetros de altura como hierba perennifolia. La pequeña inflorescencia es unos pocos centímetros de largo y es densa, con matriz cilíndrica de espiguillas diminutas, cada una de hasta aproximadamente 3 milímetros de longitud.

Taxonomía

Agrostis densiflora fue descrita por George Vasey y publicado en Contributions from the United States National Herbarium 3(1): 72. 1892.[1]

Etimología

Ver: Agrostis

densiflora: epíteto latino que significa "denso de flores".[2]

Sinonimia
  • Agrostis arenaria Scribn.
  • Agrostis clivicola Crampton
  • Agrostis clivicola var. clivicola
  • Agrostis clivicola var. punta-reyesensis Crampton
  • Agrostis densiflora var. arenaria Vasey
  • Agrostis densiflora var. densiflora[3][4]

Referencias

  1. «Agrostis densiflora». Tropicos.org. Missouri Botanical Garden. Consultado el 2 de julio de 2013.
  2. En Epítetos Botánicos
  3. Agrostis densiflora en PlantList
  4. «Agrostis densiflora». World Checklist of Selected Plant Families. Consultado el 30 de junio de 2013.

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Agrostis densiflora: Brief Summary ( Spanish; Castilian )

provided by wikipedia ES

Agrostis densiflora es una especie de planta herbácea de la familia de las poáceas.

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Agrostis clivicola ( Portuguese )

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Agrostis clivicola é uma espécie de gramínea do gênero Agrostis, pertencente à família Poaceae.[1]

Referências

  1. «Agrostis clivicola». Sistema Global de Informação sobre Biodiversidade (em inglês). Consultado em 9 de outubro de 2019

Bibliografia

  • Barrie, F. R. 2006. Report of the General Committee: 9. Taxon 55:796.
  • Brummitt, R. K. 1995. Report of the Committee for Spermatophyta: 43. Taxon 44:611–612.
  • Jarvis, C. E. 1991. Seventy-two proposals for the conservation of types of selected Linnaean generic names, the report of Subcommittee 3C on the lectotypification of Linnaean generic names. Taxon 41:552–583.
  • Leena Hämet-Ahti et al.: Retkeilykasvio. Helsinki: Luonnontieteellinen keskusmuseo, Kasvimuseo, 1998. ISBN 951-45-8167-9
  • Nicolson, D. H. 1999. Report of the General Committee: 8. Taxon 48:373–374

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Agrostis clivicola: Brief Summary ( Portuguese )

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Agrostis clivicola é uma espécie de gramínea do gênero Agrostis, pertencente à família Poaceae.

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Agrostis densiflora ( Vietnamese )

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Agrostis densiflora là một loài thực vật có hoa trong họ Hòa thảo. Loài này được Vasey mô tả khoa học đầu tiên năm 1892.[1]

Chú thích

  1. ^ The Plant List (2010). Agrostis densiflora. Truy cập ngày 6 tháng 6 năm 2013.

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Agrostis densiflora: Brief Summary ( Vietnamese )

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Agrostis densiflora là một loài thực vật có hoa trong họ Hòa thảo. Loài này được Vasey mô tả khoa học đầu tiên năm 1892.

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