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Chinese Plant Names | Family List | Cyperaceae | Eleocharis

Eleocharis migoana Ohwi et T. Koyama


Description from Flora of China

Perennials, stoloniferous. Culms tufted to densely tufted, 20-50 cm tall, 1-2 mm thick, slightly soft, longitudinally ribbed and sulcate, conspicuously transversely septate, ± tuberculate when dry. Leaf sheaths 2, basally reddish brown to brown and apically green, tubular, 3-10 cm, mouth truncate. Spikelet narrowly oblong-ovoid, 10-18 × 3-4.5 mm, many flowered, apex obtuse to subacute. Basal 2 glumes empty; basalmost glume amplexicaul for 1/2 or more of spikelet base; fertile glumes ± pale at middle and blood-red on sides, slightly tightly imbricate, oblong-lanceolate, 3.5-4.5 × 1-1.5 mm, midvein greenish, margin narrowly hyaline, apex subacute. Perianth bristles 4, 1.5-2 × as long as nutlet (including style base), densely and shortly retrorsely spinulose. Stigmas 2. Nutlet yellow to yellowish, obovoid, 1-1.3 × 0.7-0.8 mm, biconvex, smooth; persistent style base narrowly conic, ca. 1/2 as long and ca. 1/3 as wide as nutlet, apex attenuate. Fl. and fr. Apr-Aug.

● Moist grasslands on mountain slopes. Anhui, Jiangsu, Jiangxi, Zhejiang.


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