Northeastern Asian Flora
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Eleocharis atropurpurea (Retz.) J.Presl & C.Presl   (redirected from: Eleocharis lereschii Shuttlew.)
Family: Cyperaceae
[Aplostemon atropurpureum (Retz.) Raf., moreEleocharis atropurpurea var. albivaginata Boeckeler, Eleocharis atropurpurea var. hashimotoi Ohwi, Eleocharis atropurpurea var. setiformis Benth., Eleocharis atropurpurea var. trigyna Boeckeler, Eleocharis atropurpurea var. zanardinii (Parl.) A.Terracc., Eleocharis erratica (Rota ex De Not.) Steud., Eleocharis laetevirens (Schrad. ex Nees) Steud., Eleocharis lereschii Shuttlew., Eleocharis monandra Hochst. ex Steud., Eleocharis multiflora Chapm., Eleocharis zanardinii Parl., Eleogenus atropurpureus (Retz.) Nees, Eleogenus laetevirens Nees, Eleogenus laetevirens var. tenuis Nees, Eleogenus laetovirens var. umbonatus Nees, Eleogenus lereschii (Shuttlew.) Bluff, Eleogiton atropurpurea (Retz.) A.Dietr., Isolepis allochroa Steud., Isolepis atropurpurea (Retz.) Roem. & Schult., Isolepis dichroa Steud., Isolepis lereschii Shuttlew. ex Parl., Scirpus atropurpureus Retz., Scirpus erraticus Rota ex De Not., Scirpus laetevirens Schrad. ex Nees, Scirpus lereschii (Shuttlew.) E.Thomas ex W.D.J.Koch, Scirpus sulciculmis Schrad. ex Nees, Scirpus zanardinii (Parl.) Ambrosi, Trichophyllum atropurpureum (Retz.) House]
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  • Japan Flora
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Japan Flora: Delicate herb; culms tufted, nearly capillary, 5-15 cm. long, green, sul­cate, the sheaths 5-15 mm. long, membranous, obliquely trun­cate at apex; spikelets ovoid to narrowly so, 3-5 mm. long, 2-2.5 mm. thick, reddish purple; scales membranous, elliptic, obtuse, 1.5 mm. long; achenes deltoid-obovate, about 0.5 mm. long, biconvex, black, lustrous, smooth, cuneate at base, ab­ruptly contracted at apex, the style-base minute, depressed, 1/5-1/4 as wide as the body of the achene, the bristles 4-5, delicate, white, longer than the body of the achene, slightly scabrous. July-Oct. Rare.

Honshu (Omi Prov.), Kyushu. Formosa, India, Africa, Europe, and N. America.

Eleocharis atropurpurea
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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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