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Dulichium arundinaceum (L. ) Britton
THREEWAY SEDGE
Life   Plantae   Monocotyledoneae   Cyperaceae   Dulichium

Dulichium arundinaceum
© Copyright Bobby Hattaway 2011 · 5
Dulichium arundinaceum

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Dulichium arundinaceum
© Les Mehrhoff, 2008-2010 · 4
Dulichium arundinaceum
Dulichium arundinaceum
© Les Mehrhoff, 2008-2010 · 3
Dulichium arundinaceum

Dulichium arundinaceum
© Les Mehrhoff, 2008-2010 · 2
Dulichium arundinaceum

Associates · map
FamilyScientific name @ source (records)
Physodermataceae  Physoderma dulichii @ BPI (3)
Pucciniaceae  Puccinia asterum @ BPI (13)

Puccinia dioicae @ BPI (5)

Puccinia dulichii @ BPI (3)

Puccinia extensicola-solidaginis @ BPI (1)

Puccinia extensicola @ BPI (23)

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Following modified from Flora of North America
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FNA Vol. 23 Page 196, 198 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 23 | Cyperaceae | Dulichium

1. Dulichium arundinaceum (Linnaeus) Britton, Bull. Torrey Bot. Club. 21: 29. 1894.

Cyperus arundinaceus Linneaus, Sp. Pl. 1: 44. 1753 (as arundinacea)

Rhizomes 2—5 mm thick; internodes 2—5 cm. Culms 2—14, erect, unbranched, jointed, aphyllo-podic, terete, 20—100 cm × 2—5 mm; internodes hollow. Leaves: sheaths 2—14, bladeless, green, often with white dots in intervenal areas, with brown-hyaline 1—2 mm margin at mouth, firm; blades 3—15 per culm, 3-ranked, ascending, thick, 4—15 cm × 1—8 mm, ± leathery, glabrous; distal 5—20 leaves serving as bracts. Inflorescences 6—30 cm; spikes 1—17, in sheath axils, 2—5 cm. Spikelets 2-ranked, appressed-ascending to ascending-spreading, linear-lanceolate, flat, 1.5—3 cm × 1.2—2.5 mm; rachilla winged, wings hyaline, usually containing spongy tissue proximally, occasionally ciliate; scales decurrent, spongy-based, 5—9.5 × 1.4—2.4 mm, each subtending flower. Flowers 2-ranked, sessile; scales green with gold-hyaline margins; perianth bristles 6—9, 4—7.5 mm, stiff; stamens 3, longer than perianth bristles; pistils 1, 2-carpellate; styles 1, 3.8—6 mm, base persistent on achene; stigmas 2, 1—3.8 mm. Achene stipitate, 2—4 × 0.8—1.1 mm (excluding style base), shorter than perianth bristles.

Varieties 2 (2 in the flora): North America.

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http://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Dulichium+arundinaceum&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant ---> https://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Dulichium+arundinaceum&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant

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Number of matches : 22
Query: SELECT * FROM img WHERE ready=1 and taxon like "Dulichium arundinaceum%" and (lifeform != "specimen_tag" OR lifeform != "Plant") ORDER BY taxon

Click on the thumbnail to see an enlargement

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1203 0509 [detail]
© 2003 Steve Matson

Dulichium arundinaceum
Dulichium arundinaceum
Three-way Sedge
ID: 0000 0000 1000 0305 [detail]
© 1999 Dean Wm. Taylor

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1203 0511 [detail]
© 2003 Steve Matson

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1203 0510 [detail]
© 2003 Steve Matson

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1203 0512 [detail]
© 2003 Steve Matson

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1203 0508 [detail]
© 2003 Steve Matson

Dulichium arundinaceum
Dulichium arundinaceum
ID: 0000 0000 0506 1815 [detail]
© 2006 Louis-M. Landry

Dulichium arundinaceum
Dulichium arundinaceum
ID: 0000 0000 0506 1816 [detail]
© 2006 Louis-M. Landry

Dulichium arundinaceum
Dulichium arundinaceum
ID: 0000 0000 0506 1817 [detail]
© 2006 Louis-M. Landry

Dulichium arundinaceum
Dulichium arundinaceum
ID: 0000 0000 0906 1164 [detail]
© 2006 Dean Wm. Taylor, Ph.D.

Dulichium arundinaceum
Dulichium arundinaceum
ID: 0000 0000 0408 1647 [detail]
© 2008 Louis-M. Landry

Dulichium arundinaceum
Dulichium arundinaceum
ID: 0000 0000 0510 1811 [detail]
© 2010 Louis-M. Landry

Dulichium arundinaceum
Dulichium arundinaceum
Three-way Sedge
ID: 0000 0000 1210 1822 [detail]
© 2010 Sierra Pacific Industries

Dulichium arundinaceum
Dulichium arundinaceum
Three-way Sedge
ID: 0000 0000 1210 1823 [detail]
© 2010 Sierra Pacific Industries

Dulichium arundinaceum
Dulichium arundinaceum
Three-way Sedge
ID: 0000 0000 1210 1824 [detail]
© 2010 Sierra Pacific Industries

Dulichium arundinaceum
Dulichium arundinaceum
Three-way Sedge
ID: 0000 0000 1210 1825 [detail]
© 2010 Sierra Pacific Industries

Dulichium arundinaceum
Dulichium arundinaceum
Three-way Sedge
ID: 0000 0000 1210 1826 [detail]
© 2010 Sierra Pacific Industries

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1216 0128 [detail]
© 2016 Ryan Batten

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1216 0129 [detail]
© 2016 Ryan Batten

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1216 0130 [detail]
© 2016 Ryan Batten

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1216 0131 [detail]
© 2016 Ryan Batten

Dulichium arundinaceum
Dulichium arundinaceum
Threeway Sedge
ID: 0000 0000 1216 0132 [detail]
© 2016 Ryan Batten

Using these photos: A variety of organizations and individuals have contributed photographs to CalPhotos. Please follow the usage guidelines provided with each image. Use and copyright information, as well as other details about the photo such as the date and the location, are available by clicking on the [detail] link under the thumbnail. See also: Using the Photos in CalPhotos .   


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