Northeastern Asian Flora
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Eleocharis equisetiformis (Meinsh.) B.Fedtsch.   (redirected from: Eleocharis valleculosa var. setosa Ohwi)
Family: Cyperaceae
[Eleocharis truncatovaginata T.Koyama, moreEleocharis valleculosa Ohwi, Eleocharis valleculosa f. setosa (Ohwi) N.Kitag., Eleocharis valleculosa var. setosa Ohwi, Heleocharis valleculosa var. setosa Ohwi]
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  • Japan Flora
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Japan Flora: culms 30-50 cm. long, rather firm, slender, dis­tinctly several ribbed, 1-2 mm. thick, the sheaths 5-10 cm. long, hyaline, frequently somewhat reddish; spikelets narrow- ovate to lanceolate, 7-15 cm. long, 3-3.5 mm. thick; lower 2 scales empty and clasping, the others fertile, oblong, erect, 3-4 mm. long, reddish brown, obtuse; achenes 1-1.3 mm. long, turgid-biconvex, yellowish, the style-base depressed, spongy, 1/3 as broad as the achene, the bristles 4 in forma setosa Kitag., slender, ferrugineous, retrorsely scabrous, often flexu­ous, longer than the style base, sometimes none in forma val- leculosa. July-Oct. Wet sandy places.

Honshu (Kai, Ugo), Kyushu; rare. Korea, Manchuria, and China

Eleocharis equisetiformis
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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