Northeastern Asian Flora
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Machaerina rubiginosa (Spreng.) T.Koyama   (redirected from: Machaerina crassa (Thwaites) T.Koyama)
Family: Cyperaceae
[Baumea brownii Boeckeler, moreBaumea crassa Thwaites, Baumea riparia (Nees) Boeckeler, Baumea rubiginosa (Spreng.) Boeckeler, Chapelliera glomerata (R.Br.) Nees, Chapelliera riparia Nees, Cladium arthrophyllum var. riparium (Nees) K?., Cladium brevistigma Nakai ex Tuyama, Cladium crassum (Thwaites) K?., Cladium dubium Spreng., Cladium glomeratum R.Br., Cladium glomeratum f. major K?. ex Carse, Cladium glomeratum var. subseptatum Benth., Cladium nipponense Ohwi, Cladium riparium (Nees) Benth., Cladium riparium var. crassum (Thwaites) C.B.Clarke, Cladium rubiginosum (Spreng.) Domin, Cladium rubiginosum var. subriparium K?., Cladium rubiginosum var. subseptatum (Benth.) Domin, Fuirena rubiginosa Spreng., Gahnia glomerata (R.Br.) F.Muell., Machaerina brevistigma (Nakai ex Tuyama) T.Koyama, Machaerina crassa (Thwaites) T.Koyama, Machaerina nipponense (Ohwi) Ohwi & T.Koyama, Machaerina riparia (Nees) T.Koyama, Machaerina rubiginosa subsp. crassa (Thwaites) T.Koyama, Machaerina rubiginosa var. nipponensis (Ohwi) T.Koyama, Mariscus crassus (Thwaites) Kuntze, Melancranis rubiginosa (Spreng.) Spreng., Schoenus rubiginosus Solander ex G. Forster]
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  • Japan Flora
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Japan Flora: Rhizomes elongate; culms 60- 100 cm. long, smooth, nearly terete, 1-leaved near the middle; leaves radical, fascicled, smooth, linear, 3-4 mm. across, gradu­ally narrowed to the obtuse apex, somewhat cinereous; cauline leaves sheathlike, 10-15 cm. long, with a subulate apex; in­florescences 3-5} loosely disposed in slender compound pan­icles, bearing fascicles of 5-8 spikelets, the bracts nearly blade- less; spikelet 5-6 mm. long, red-brown, 6- to 7-flowered; achenes oblong, obtusely 3-angled, glabrous, with a densely hairy style-base June-Oct. Wet places.

Honshu (Tokaido and westw.), Shikoku, Kyushu. Ryukyus and (?) China.

 

Machaerina rubiginosa
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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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